List of MeSH codes (C11)
Encyclopedia
The following is a list of the "C" codes for MeSH
. It is a product of the United States National Library of Medicine
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Source for content is here. (File "2006 MeSH Trees".)
--- conjunctivitis, allergic --- conjunctivitis, bacterial --- conjunctivitis, inclusion --- ophthalmia neonatorum
--- trachoma
--- conjunctivitis, viral --- conjunctivitis, acute hemorrhagic --- keratoconjunctivitis
--- keratoconjunctivitis, infectious --- keratoconjunctivitis sicca
--- reiter disease --- pterygium
--- xerophthalmia
--- corneal opacity --- arcus senilis
--- keratitis
--- acanthamoeba keratitis
--- corneal ulcer
--- keratitis, herpetic --- keratitis, dendritic --- keratoconjunctivitis
--- keratoconjunctivitis, infectious --- keratoconjunctivitis sicca
--- keratoconus
--- trachoma
--- wagr syndrome
--- anophthalmos --- blepharophimosis
--- coloboma
--- ectopia lentis
--- hydrophthalmos
--- microphthalmos --- retinal dysplasia
--- albinism, ocular --- albinism, oculocutaneous --- hermanski-pudlak syndrome --- aniridia
--- wagr syndrome
--- choroideremia
--- corneal dystrophies, hereditary --- fuchs' endothelial dystrophy --- duane retraction syndrome --- gyrate atrophy --- optic atrophies, hereditary --- optic atrophy, hereditary, leber --- optic atrophy, autosomal dominant --- wolfram syndrome
--- retinal dysplasia
--- retinitis pigmentosa
--- usher syndromes --- graves ophthalmopathy
--- retinal hemorrhage --- vitreous hemorrhage
--- eye infections, bacterial --- conjunctivitis, bacterial --- conjunctivitis, inclusion --- ophthalmia neonatorum
--- trachoma
--- hordeolum --- keratoconjunctivitis, infectious --- tuberculosis, ocular --- uveitis, suppurative --- endophthalmitis
--- panophthalmitis
--- eye infections, fungal --- uveitis, suppurative --- endophthalmitis
--- panophthalmitis
--- eye infections, parasitic --- acanthamoeba keratitis
--- onchocerciasis, ocular --- toxoplasmosis, ocular --- eye infections, viral --- conjunctivitis, viral --- conjunctivitis, acute hemorrhagic --- cytomegalovirus retinitis
--- herpes zoster ophthalmicus --- keratitis, herpetic --- keratitis, dendritic
--- uveal neoplasms --- choroid neoplasms --- iris neoplasms
--- blepharophimosis
--- blepharoptosis --- blepharospasm
--- chalazion
--- ectropion
--- entropion
--- eyelid neoplasms --- hordeolum
--- dry eye syndromes --- keratoconjunctivitis sicca
--- sjogren's syndrome
--- xerophthalmia
--- lacrimal duct obstruction
--- aphakia, postcataract --- cataract
--- lens subluxation --- ectopia lentis
--- ocular hypertension
--- glaucoma
--- glaucoma, angle-closure --- glaucoma, neovascular --- glaucoma, open-angle --- hydrophthalmos
--- ophthalmoplegia --- ophthalmoplegia, chronic progressive external --- supranuclear palsy, progressive --- ophthalmoplegia, chronic progressive external --- kearns-sayer syndrome --- strabismus
--- esotropia
--- exotropia
--- tolosa-hunt syndrome
--- optic disk drusen --- optic nerve injuries --- optic nerve neoplasms --- optic nerve glioma
--- optic neuritis
--- neuromyelitis optica --- optic neuropathy, ischemic --- papilledema
--- exophthalmos
--- graves disease --- graves ophthalmopathy --- granuloma, plasma cell, orbital --- orbital neoplasms --- retrobulbar hemorrhage
--- miosis
--- horner syndrome --- mydriasis
--- tonic pupil --- adie syndrome
--- anisometropia
--- astigmatism
--- hyperopia
--- myopia
--- myopia, degenerative --- presbyopia
--- diabetic retinopathy
--- epiretinal membrane
--- retinal artery occlusion --- retinal degeneration
--- macular degeneration
--- macular edema, cystoid --- retinal drusen --- retinitis pigmentosa
--- kearns-sayer syndrome --- usher syndromes --- retinoschisis
--- retinal detachment
--- retinal dysplasia
--- retinal hemorrhage --- retinal neoplasms --- retinoblastoma
--- retinal neovascularization --- retinal perforations --- retinal vasculitis
--- retinal vein occlusion --- retinitis --- chorioretinitis
--- cytomegalovirus retinitis
--- retinal necrosis syndrome, acute --- retinopathy of prematurity
--- vitreoretinopathy, proliferative
--- choroideremia
--- choroiditis
--- chorioretinitis
--- pars planitis --- gyrate atrophy --- iris diseases --- aniridia
--- wagr syndrome
--- exfoliation syndrome --- iridocyclitis
--- iris neoplasms --- iritis
--- uveal neoplasms --- choroid neoplasms --- iris neoplasms --- uveitis
--- panuveitis --- ophthalmia, sympathetic --- uveitis, anterior --- behcet syndrome --- iridocyclitis
--- iritis
--- uveitis, posterior --- choroiditis
--- chorioretinitis
--- pars planitis --- uveitis, intermediate --- pars planitis --- uveitis, suppurative --- endophthalmitis
--- panophthalmitis
--- uveomeningoencephalitic syndrome
--- blindness
--- amaurosis fugax
--- blindness, cortical --- hemianopsia
--- color vision defects --- diplopia
--- night blindness --- photophobia
--- scotoma
--- vision, low
Mesh
Mesh consists of semi-permeable barrier made of connected strands of metal, fiber, or other flexible/ductile material. Mesh is similar to web or net in that it has many attached or woven strands.-Types of mesh:...
. It is a product of the United States National Library of Medicine
United States National Library of Medicine
The United States National Library of Medicine , operated by the United States federal government, is the world's largest medical library. Located in Bethesda, Maryland, the NLM is a division of the National Institutes of Health...
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Source for content is here. (File "2006 MeSH Trees".)
--- conjunctival diseases
--- conjunctival neoplasms --- conjunctivitisConjunctivitis
Conjunctivitis refers to inflammation of the conjunctiva...
--- conjunctivitis, allergic --- conjunctivitis, bacterial --- conjunctivitis, inclusion --- ophthalmia neonatorum
Ophthalmia neonatorum
Neonatal conjunctivitis, also known as ophthalmia neonatorum, is a form of bacterial conjunctivitis contracted by newborns during delivery. The baby's eyes are contaminated during passage through the birth canal from a mother infected with either Neisseria gonorrhoeae or Chlamydia trachomatis....
--- trachoma
Trachoma
Trachoma is an infectious disease causing a characteristic roughening of the inner surface of the eyelids. Also called granular conjunctivitis and Egyptian ophthalmia, it is the leading cause of infectious blindness in the world...
--- conjunctivitis, viral --- conjunctivitis, acute hemorrhagic --- keratoconjunctivitis
Keratoconjunctivitis
Keratoconjunctivitis is inflammation of the cornea and conjunctiva.When only the cornea is inflamed, it is called keratitis; when only the conjunctiva is inflamed, it is called conjunctivitis....
--- keratoconjunctivitis, infectious --- keratoconjunctivitis sicca
Keratoconjunctivitis sicca
Keratoconjunctivitis sicca , also called keratitis sicca, xerophthalmia or dry eye syndrome is an eye disease caused by eye dryness, which, in turn, is caused by either decreased tear production or increased tear film evaporation. It is found in humans and some animals...
--- reiter disease --- pterygium
Pterygium
Pterygium most often refers to a benign growth of the conjunctiva. A pterygium commonly grows from the nasal side of the sclera. It is usually present in the palpebral fissure. It is associated with, and thought to be caused by ultraviolet-light exposure , low humidity, and dust...
--- xerophthalmia
Xerophthalmia
Xerophthalmia is a medical condition in which the eye fails to produce tears. It may be caused by a deficiency in vitamin A and is sometimes used to describe that lack, although there may be other causes....
--- corneal diseases
--- corneal dystrophies, hereditary --- fuchs' endothelial dystrophy --- corneal edema --- corneal neovascularizationCorneal neovascularization
Corneal neovascularization is the excessive ingrowth of blood vessels from the limbal vascular plexus into the cornea, caused by a low reception of oxygen, which is generally not received from the bloodstream, but through the air. One of the most common causes is contact lens wear, and to a...
--- corneal opacity --- arcus senilis
Arcus senilis
Arcus senilis is a white or gray, opaque ring in the corneal margin , or white ring around the iris. It is present at birth, but then fades; however, it is quite commonly present in the elderly...
--- keratitis
Keratitis
Keratitis is a condition in which the eye's cornea, the front part of the eye, becomes inflamed. The condition is often marked by moderate to intense pain and usually involves impaired eyesight.-Types:...
--- acanthamoeba keratitis
Acanthamoeba keratitis
Acanthamoeba keratitis is a rare disease in which amoebae invade the cornea of the eye.-Causes:In the United States, it is nearly always associated with contact lens use, as Acanthamoeba can survive in the space between the lens and the eye...
--- corneal ulcer
Corneal ulcer
A corneal ulcer, or ulcerative keratitis, is an inflammatory condition of the cornea involving loss of its outer layer. It is very common in dogs and is sometimes seen in cats...
--- keratitis, herpetic --- keratitis, dendritic --- keratoconjunctivitis
Keratoconjunctivitis
Keratoconjunctivitis is inflammation of the cornea and conjunctiva.When only the cornea is inflamed, it is called keratitis; when only the conjunctiva is inflamed, it is called conjunctivitis....
--- keratoconjunctivitis, infectious --- keratoconjunctivitis sicca
Keratoconjunctivitis sicca
Keratoconjunctivitis sicca , also called keratitis sicca, xerophthalmia or dry eye syndrome is an eye disease caused by eye dryness, which, in turn, is caused by either decreased tear production or increased tear film evaporation. It is found in humans and some animals...
--- keratoconus
Keratoconus
Keratoconus , is a degenerative disorder of the eye in which structural changes within the cornea cause it to thin and change to a more conical shape than its normal gradual curve....
--- trachoma
Trachoma
Trachoma is an infectious disease causing a characteristic roughening of the inner surface of the eyelids. Also called granular conjunctivitis and Egyptian ophthalmia, it is the leading cause of infectious blindness in the world...
--- eye abnormalities
--- aniridiaAniridia
Aniridia is the absence of the iris. Aniridia usually involves both eyes. It can be congenital or caused by a penetrant injury. Isolated aniridia is a congenital disorder which is not limited to a defect in iris development, but is a panocular condition with macular and optic nerve hypoplasia,...
--- wagr syndrome
WAGR syndrome
WAGR syndrome is a rare genetic syndrome in which affected children are predisposed to develop Wilms tumour , Aniridia , Genitourinary anomalies, and mental Retardation...
--- anophthalmos --- blepharophimosis
Blepharophimosis
Blepharophimosis is a condition where the patient has bilateral ptosis with reduced lid size, vertically and horizontally. The nasal bridge is flat and there is hypoplastic orbital rim...
--- coloboma
Coloboma
A coloboma is a hole in one of the structures of the eye, such as the iris, retina, choroid or optic disc...
--- ectopia lentis
Ectopia lentis
Ectopia lentis is a displacement or malposition of the eye's crystalline lens from its normal location. A partial dislocation of a lens is termed lens subluxation or subluxated lens; a complete dislocation of a lens is termed lens luxation or luxated lens.-Ectopia lentis in dogs and cats:Although...
--- hydrophthalmos
Hydrophthalmos
Hydrophthalmos is a congenital form of glaucoma....
--- microphthalmos --- retinal dysplasia
Retinal dysplasia
Retinal dysplasia is an eye disease affecting the retina of animals and, less commonly, humans. It is usually a nonprogressive disease and can be caused by viral infections, drugs, vitamin A deficiency, or genetic defects...
--- eye diseases, hereditary
--- albinismAlbinism
Albinism is a congenital disorder characterized by the complete or partial absence of pigment in the skin, hair and eyes due to absence or defect of an enzyme involved in the production of melanin...
--- albinism, ocular --- albinism, oculocutaneous --- hermanski-pudlak syndrome --- aniridia
Aniridia
Aniridia is the absence of the iris. Aniridia usually involves both eyes. It can be congenital or caused by a penetrant injury. Isolated aniridia is a congenital disorder which is not limited to a defect in iris development, but is a panocular condition with macular and optic nerve hypoplasia,...
--- wagr syndrome
WAGR syndrome
WAGR syndrome is a rare genetic syndrome in which affected children are predisposed to develop Wilms tumour , Aniridia , Genitourinary anomalies, and mental Retardation...
--- choroideremia
Choroideremia
Choroideremia is an X-linked recessive retinal degenerative disease that leads to the degeneration of the choriocapillaris, the retinal pigment epithelium, and the photoreceptor of the eye....
--- corneal dystrophies, hereditary --- fuchs' endothelial dystrophy --- duane retraction syndrome --- gyrate atrophy --- optic atrophies, hereditary --- optic atrophy, hereditary, leber --- optic atrophy, autosomal dominant --- wolfram syndrome
Wolfram syndrome
Wolfram syndrome, also called DIDMOAD , is a rare genetic disorder, causing diabetes mellitus, optic atrophy, and deafness as well as various other possible disorders.It was first described in four siblings in 1938 by Dr. Don J...
--- retinal dysplasia
Retinal dysplasia
Retinal dysplasia is an eye disease affecting the retina of animals and, less commonly, humans. It is usually a nonprogressive disease and can be caused by viral infections, drugs, vitamin A deficiency, or genetic defects...
--- retinitis pigmentosa
Retinitis pigmentosa
Retinitis pigmentosa is a group of genetic eye conditions that leads to incurable blindness. In the progression of symptoms for RP, night blindness generally precedes tunnel vision by years or even decades. Many people with RP do not become legally blind until their 40s or 50s and retain some...
--- usher syndromes --- graves ophthalmopathy
--- eye hemorrhage
--- choroid hemorrhage --- hyphemaHyphema
Hyphema is blood in the front chamber of the eye. It may appear as a reddish tinge, or it may appear as a small pool of blood at the bottom of the iris or in the cornea.-Causes:...
--- retinal hemorrhage --- vitreous hemorrhage
Vitreous Hemorrhage
Vitreous Hemorrhage is the extravasation of blood into the areas in and around the vitreous humor of the eye. The vitreous humor is the clear gel that fills the space between the lens and the retina of the eye...
--- eye infections
--- corneal ulcerCorneal ulcer
A corneal ulcer, or ulcerative keratitis, is an inflammatory condition of the cornea involving loss of its outer layer. It is very common in dogs and is sometimes seen in cats...
--- eye infections, bacterial --- conjunctivitis, bacterial --- conjunctivitis, inclusion --- ophthalmia neonatorum
Ophthalmia neonatorum
Neonatal conjunctivitis, also known as ophthalmia neonatorum, is a form of bacterial conjunctivitis contracted by newborns during delivery. The baby's eyes are contaminated during passage through the birth canal from a mother infected with either Neisseria gonorrhoeae or Chlamydia trachomatis....
--- trachoma
Trachoma
Trachoma is an infectious disease causing a characteristic roughening of the inner surface of the eyelids. Also called granular conjunctivitis and Egyptian ophthalmia, it is the leading cause of infectious blindness in the world...
--- hordeolum --- keratoconjunctivitis, infectious --- tuberculosis, ocular --- uveitis, suppurative --- endophthalmitis
Endophthalmitis
Endophthalmitis is an inflammation of the internal coats of the eye. It is a dreaded complication of all intraocular surgeries, particularly cataract surgery, with possible loss of vision and the eye itself. Infectious etiology is the most common and various bacteria and fungi have been isolated as...
--- panophthalmitis
Panophthalmitis
Panophthalmitis is the inflammation of all coats of the eye including intraocular structures....
--- eye infections, fungal --- uveitis, suppurative --- endophthalmitis
Endophthalmitis
Endophthalmitis is an inflammation of the internal coats of the eye. It is a dreaded complication of all intraocular surgeries, particularly cataract surgery, with possible loss of vision and the eye itself. Infectious etiology is the most common and various bacteria and fungi have been isolated as...
--- panophthalmitis
Panophthalmitis
Panophthalmitis is the inflammation of all coats of the eye including intraocular structures....
--- eye infections, parasitic --- acanthamoeba keratitis
Acanthamoeba keratitis
Acanthamoeba keratitis is a rare disease in which amoebae invade the cornea of the eye.-Causes:In the United States, it is nearly always associated with contact lens use, as Acanthamoeba can survive in the space between the lens and the eye...
--- onchocerciasis, ocular --- toxoplasmosis, ocular --- eye infections, viral --- conjunctivitis, viral --- conjunctivitis, acute hemorrhagic --- cytomegalovirus retinitis
Cytomegalovirus retinitis
Cytomegalovirus retinitis, also known as CMV retinitis, is an inflammation of the eye's retina that can lead to blindness.-Presentation:...
--- herpes zoster ophthalmicus --- keratitis, herpetic --- keratitis, dendritic
--- eye neoplasms
--- conjunctival neoplasms --- eyelid neoplasms --- orbital neoplasms --- retinal neoplasms --- retinoblastomaRetinoblastoma
Retinoblastoma is a rapidly developing cancer that develops in the cells of retina, the light-detecting tissue of the eye. In the developed world, Rb has one of the best cure rates of all childhood cancers , with more than nine out of every ten sufferers surviving into...
--- uveal neoplasms --- choroid neoplasms --- iris neoplasms
--- eyelid diseases
--- blepharitisBlepharitis
Blepharitis is an ocular condition characterized by chronic inflammation of the eyelid, the severity and time course of which can vary. Onset can be acute, resolving without treatment within 2–4 weeks , but more generally is a long standing inflammation varying in severity...
--- blepharophimosis
Blepharophimosis
Blepharophimosis is a condition where the patient has bilateral ptosis with reduced lid size, vertically and horizontally. The nasal bridge is flat and there is hypoplastic orbital rim...
--- blepharoptosis --- blepharospasm
Blepharospasm
A blepharospasm , is any abnormal contraction or twitch of the eyelid....
--- chalazion
Chalazion
A chalazion , also known as a meibomian gland lipogranuloma, is a cyst in the eyelid that is caused by inflammation of a blocked meibomian gland, usually on the upper eyelid. Chalazia differ from styes in that they are subacute and usually painless nodules...
--- ectropion
Ectropion
Ectropion is a medical condition in which the lower eyelid turns outwards. It is one of the notable aspects of newborns exhibiting congenital Harlequin type ichthyosis, but ectropion can occur due to any weakening of tissue of the lower eyelid. The condition can be repaired surgically...
--- entropion
Entropion
Entropion is a medical condition in which the eyelid folds inward. It is very uncomfortable, as the eyelashes constantly rub against the cornea. Entropion is usually caused by genetic factors and may be congenital...
--- eyelid neoplasms --- hordeolum
--- lacrimal apparatus diseases
--- dacryocystitisDacryocystitis
Dacryocystitis is an infection of the nasolacrimal sac, frequently caused by nasolacrimal duct obstruction. The term derives from the Greek dákryon , cyst , and -itis . It causes pain, redness, and swelling over the inner aspect of the lower eyelid and epiphora...
--- dry eye syndromes --- keratoconjunctivitis sicca
Keratoconjunctivitis sicca
Keratoconjunctivitis sicca , also called keratitis sicca, xerophthalmia or dry eye syndrome is an eye disease caused by eye dryness, which, in turn, is caused by either decreased tear production or increased tear film evaporation. It is found in humans and some animals...
--- sjogren's syndrome
Sjögren's syndrome
Sjögren's syndrome , also known as "Mikulicz disease" and "Sicca syndrome", is a systemic autoimmune disease in which immune cells attack and destroy the exocrine glands that produce tears and saliva....
--- xerophthalmia
Xerophthalmia
Xerophthalmia is a medical condition in which the eye fails to produce tears. It may be caused by a deficiency in vitamin A and is sometimes used to describe that lack, although there may be other causes....
--- lacrimal duct obstruction
--- lens diseases
--- aphakiaAphakia
Aphakia is the absence of the lens of the eye, due to surgical removal, a perforating wound or ulcer, or congenital anomaly. It causes a loss of accommodation, hyperopia, and a deep anterior chamber. Complications include detachment of the vitreous or retina, and glaucoma.Aphakic people are...
--- aphakia, postcataract --- cataract
Cataract
A cataract is a clouding that develops in the crystalline lens of the eye or in its envelope, varying in degree from slight to complete opacity and obstructing the passage of light...
--- lens subluxation --- ectopia lentis
Ectopia lentis
Ectopia lentis is a displacement or malposition of the eye's crystalline lens from its normal location. A partial dislocation of a lens is termed lens subluxation or subluxated lens; a complete dislocation of a lens is termed lens luxation or luxated lens.-Ectopia lentis in dogs and cats:Although...
--- ocular hypertensionOcular hypertensionOcular hypertension is intraocular pressure higher than normal in the absence of optic nerve damage or visual field loss.Current consensus in ophthalmology defines normal introcular pressure as that between 10 mmHg and 21 mmHg...
--- glaucomaGlaucoma
Glaucoma is an eye disorder in which the optic nerve suffers damage, permanently damaging vision in the affected eye and progressing to complete blindness if untreated. It is often, but not always, associated with increased pressure of the fluid in the eye...
--- glaucoma, angle-closure --- glaucoma, neovascular --- glaucoma, open-angle --- hydrophthalmos
Hydrophthalmos
Hydrophthalmos is a congenital form of glaucoma....
--- ocular motility disorders
--- duane retraction syndrome --- miller fisher syndrome --- nystagmus, pathologic --- nystagmus, congenital --- oculomotor nerve diseases --- adie syndromeAdie syndrome
Adie syndrome, sometimes known as Holmes-Adie's syndrome or Adie's Tonic Pupil, is a neurological disorder characterized by a tonically dilated pupil. It is named after the British neurologist William John Adie...
--- ophthalmoplegia --- ophthalmoplegia, chronic progressive external --- supranuclear palsy, progressive --- ophthalmoplegia, chronic progressive external --- kearns-sayer syndrome --- strabismus
Strabismus
Strabismus is a condition in which the eyes are not properly aligned with each other. It typically involves a lack of coordination between the extraocular muscles, which prevents bringing the gaze of each eye to the same point in space and preventing proper binocular vision, which may adversely...
--- esotropia
Esotropia
Esotropia is a form of strabismus, or "squint", in which one or both eyes turns inward. The condition can be constantly present, or occur intermittently, and can give the affected individual a "cross-eyed" appearance...
--- exotropia
Exotropia
Exotropia is a form of strabismus where the eyes are deviated outward. It is the opposite of esotropia. People with exotropia often experience crossed diplopia. Intermittent exotropia is a fairly common condition. "Sensory exotropia" occurs in the presence of poor vision...
--- tolosa-hunt syndrome
Tolosa-Hunt syndrome
Tolosa-Hunt syndrome is a rare disorder characterized by severe and unilateral headaches with extraocular palsies, usually involving the third, fourth, fifth, and sixth cranial nerves, and pain around the sides and back of the eye, along with weakness and paralysis of certain eye muscles.In 2004,...
--- optic nerve diseases
--- optic atrophy --- optic atrophies, hereditary --- optic atrophy, hereditary, leber --- optic atrophy, autosomal dominant --- wolfram syndromeWolfram syndrome
Wolfram syndrome, also called DIDMOAD , is a rare genetic disorder, causing diabetes mellitus, optic atrophy, and deafness as well as various other possible disorders.It was first described in four siblings in 1938 by Dr. Don J...
--- optic disk drusen --- optic nerve injuries --- optic nerve neoplasms --- optic nerve glioma
Optic nerve glioma
Optic nerve glioma , a form of glioma which affects the optic nerve, is often one of the central nervous system manifestations of Neurofibromatosis 1....
--- optic neuritis
Optic neuritis
Optic neuritis is the inflammation of the optic nerve that may cause a complete or partial loss of vision.-Causes:The optic nerve comprises axons that emerge from the retina of the eye and carry visual information to the primary visual nuclei, most of which is relayed to the occipital cortex of the...
--- neuromyelitis optica --- optic neuropathy, ischemic --- papilledema
Papilledema
Papilledema is optic disc swelling that is caused by increased intracranial pressure. The swelling is usually bilateral and can occur over a period of hours to weeks. Unilateral presentation is extremely rare....
--- orbital diseases
--- enophthalmosEnophthalmos
Enophthalmos is the recession of the eyeball within the orbit.It may be a congenital anomaly, or be acquired as a result of trauma , Horner's syndrome, silent sinus syndrome, or phthisis bulbi....
--- exophthalmos
Exophthalmos
Exophthalmos is a bulging of the eye anteriorly out of the orbit. Exophthalmos can be either bilateral or unilateral . Measurement of the degree of exophthalmos is performed using an exophthalmometer...
--- graves disease --- graves ophthalmopathy --- granuloma, plasma cell, orbital --- orbital neoplasms --- retrobulbar hemorrhage
--- pupil disorders
--- anisocoriaAnisocoria
-Causes:In the absence of the iris or eyeball proper, anisocoria is usually the result of a defect in efferent nervous pathways controlling the pupil traveling in the oculomotor nerve or the sympathetic pathways...
--- miosis
Miosis
Miosis is the constriction of the pupil of the eye to two millimeters or less...
--- horner syndrome --- mydriasis
Mydriasis
Mydriasis is a dilation of the pupil due to disease, trauma or the use of drugs. Normally, the pupil dilates in the dark and constricts in the light to respectively improve vividity at night and to protect the retina from sunlight damage during the day...
--- tonic pupil --- adie syndrome
Adie syndrome
Adie syndrome, sometimes known as Holmes-Adie's syndrome or Adie's Tonic Pupil, is a neurological disorder characterized by a tonically dilated pupil. It is named after the British neurologist William John Adie...
--- refractive errors
--- aniseikoniaAniseikonia
Aniseikonia is an ocular condition where there is a significant difference in the perceived size of images. It can occur as an overall difference between the two eyes, or as a difference in a particular meridian.-Causes:Retinal image size is determined by many factors...
--- anisometropia
Anisometropia
Anisometropia is the condition in which the two eyes have unequal refractive power; that is, are in different states of myopia , hyperopia or in the extreme, antimetropia , the unequal refractive states cause unequal rotations thus leading to diplopia and asthenopia.Anisometropia can adversely...
--- astigmatism
Astigmatism
An optical system with astigmatism is one where rays that propagate in two perpendicular planes have different foci. If an optical system with astigmatism is used to form an image of a cross, the vertical and horizontal lines will be in sharp focus at two different distances...
--- hyperopia
Hyperopia
Hyperopia, also known as farsightedness, longsightedness or hypermetropia, is a defect of vision caused by an imperfection in the eye , causing difficulty focusing on near objects, and in extreme cases causing a sufferer to be unable to focus on objects at any distance...
--- myopia
Myopia
Myopia , "shortsightedness" ) is a refractive defect of the eye in which collimated light produces image focus in front of the retina under conditions of accommodation. In simpler terms, myopia is a condition of the eye where the light that comes in does not directly focus on the retina but in...
--- myopia, degenerative --- presbyopia
Presbyopia
Presbyopia is a condition where the eye exhibits a progressively diminished ability to focus on near objects with age. Presbyopia’s exact mechanisms are not known with certainty; the research evidence most strongly supports a loss of elasticity of the crystalline lens, although changes in the...
--- retinal diseases
--- angioid streaksAngioid streaks
Angioid streaks, also called Knapp streaks or Knapp striae are small breaks in Bruch's membrane, an elastic tissue containing membrane of the retina that can become calcified and crack....
--- diabetic retinopathy
Diabetic retinopathy
Diabetic retinopathy is retinopathy caused by complications of diabetes mellitus, which can eventually lead to blindness....
--- epiretinal membrane
Epiretinal membrane
Epiretinal membrane is a disease of the eye in response to changes in the vitreous humor or more rarely, diabetes. It is also called macular pucker. Sometimes, as a result of immune system response to protect the retina, cells converge in the macular area as the vitreous ages and pulls away in...
--- retinal artery occlusion --- retinal degeneration
Retinal degeneration
The term retinal degeneration may refer to:* One of several eye diseases or eye disorders in humans* Progressive retinal atrophy, an eye disease in dogs-See also:*List of human eye diseases and disorders...
--- macular degeneration
Macular degeneration
Age-related macular degeneration is a medical condition which usually affects older adults and results in a loss of vision in the center of the visual field because of damage to the retina. It occurs in “dry” and “wet” forms. It is a major cause of blindness and visual impairment in older adults...
--- macular edema, cystoid --- retinal drusen --- retinitis pigmentosa
Retinitis pigmentosa
Retinitis pigmentosa is a group of genetic eye conditions that leads to incurable blindness. In the progression of symptoms for RP, night blindness generally precedes tunnel vision by years or even decades. Many people with RP do not become legally blind until their 40s or 50s and retain some...
--- kearns-sayer syndrome --- usher syndromes --- retinoschisis
Retinoschisis
Retinoschisis is an eye disease characterized by the abnormal splitting of the retina's neurosensory layers, usually in the outer plexiform layer, resulting in a loss of vision in the corresponding visual field in some rarer forms...
--- retinal detachment
Retinal detachment
Retinal detachment is a disorder of the eye in which the retina peels away from its underlying layer of support tissue. Initial detachment may be localized, but without rapid treatment the entire retina may detach, leading to vision loss and blindness. It is a medical emergency.The retina is a...
--- retinal dysplasia
Retinal dysplasia
Retinal dysplasia is an eye disease affecting the retina of animals and, less commonly, humans. It is usually a nonprogressive disease and can be caused by viral infections, drugs, vitamin A deficiency, or genetic defects...
--- retinal hemorrhage --- retinal neoplasms --- retinoblastoma
Retinoblastoma
Retinoblastoma is a rapidly developing cancer that develops in the cells of retina, the light-detecting tissue of the eye. In the developed world, Rb has one of the best cure rates of all childhood cancers , with more than nine out of every ten sufferers surviving into...
--- retinal neovascularization --- retinal perforations --- retinal vasculitis
Retinal vasculitis
Retinal vasculitis is inflammation of the vascular branches of the retinal artery, caused either by primary ocular disease processes, or as a specific presentation of any systemic form of vasculitis such as Behçet's disease, sarcoidosis, multiple sclerosis, or any form of systemic nectrozing...
--- retinal vein occlusion --- retinitis --- chorioretinitis
Chorioretinitis
Chorioretinitis is an inflammation of the choroid and retina of the eye. It is also known as choroid retinitis.-Causes:...
--- cytomegalovirus retinitis
Cytomegalovirus retinitis
Cytomegalovirus retinitis, also known as CMV retinitis, is an inflammation of the eye's retina that can lead to blindness.-Presentation:...
--- retinal necrosis syndrome, acute --- retinopathy of prematurity
Retinopathy of prematurity
Retinopathy of prematurity , previously known as retrolental fibroplasia , is an eye disease that affects prematurely-born babies. It is thought to be caused by disorganized growth of retinal blood vessels which may result in scarring and retinal detachment. ROP can be mild and may resolve...
--- vitreoretinopathy, proliferative
--- uveal diseases
--- choroid diseases --- choroid hemorrhage --- choroid neoplasms --- choroidal neovascularizationChoroidal neovascularization
Choroidal neovascularization is the creation of new blood vessels in the choroid layer of the eye. This is a common symptom of the degenerative maculopathy wet AMD .-Causes:...
--- choroideremia
Choroideremia
Choroideremia is an X-linked recessive retinal degenerative disease that leads to the degeneration of the choriocapillaris, the retinal pigment epithelium, and the photoreceptor of the eye....
--- choroiditis
Choroiditis
Choroiditis is a condition where the choroid is inflamed.When it presents in combination with retinitis , the condition is known as chorioretinitis....
--- chorioretinitis
Chorioretinitis
Chorioretinitis is an inflammation of the choroid and retina of the eye. It is also known as choroid retinitis.-Causes:...
--- pars planitis --- gyrate atrophy --- iris diseases --- aniridia
Aniridia
Aniridia is the absence of the iris. Aniridia usually involves both eyes. It can be congenital or caused by a penetrant injury. Isolated aniridia is a congenital disorder which is not limited to a defect in iris development, but is a panocular condition with macular and optic nerve hypoplasia,...
--- wagr syndrome
WAGR syndrome
WAGR syndrome is a rare genetic syndrome in which affected children are predisposed to develop Wilms tumour , Aniridia , Genitourinary anomalies, and mental Retardation...
--- exfoliation syndrome --- iridocyclitis
Iridocyclitis
Iridocyclitis, a type of anterior uveitis, is a condition in which the uvea of the eye is inflamed.Iridocyclitis isInflammation of the iris and the ciliary body.- Symptoms :Symptoms include:* Photophobia* Redness* Watering of the eyes* Lacrimation...
--- iris neoplasms --- iritis
Iritis
Iritis is a form of anterior uveitis and refers to the inflammation of the iris of the eye.-Types:There are two main types of iritis: acute and chronic. They differ in numerous ways....
--- uveal neoplasms --- choroid neoplasms --- iris neoplasms --- uveitis
Uveitis
Uveitis specifically refers to inflammation of the middle layer of the eye, termed the "uvea" but in common usage may refer to any inflammatory process involving the interior of the eye....
--- panuveitis --- ophthalmia, sympathetic --- uveitis, anterior --- behcet syndrome --- iridocyclitis
Iridocyclitis
Iridocyclitis, a type of anterior uveitis, is a condition in which the uvea of the eye is inflamed.Iridocyclitis isInflammation of the iris and the ciliary body.- Symptoms :Symptoms include:* Photophobia* Redness* Watering of the eyes* Lacrimation...
--- iritis
Iritis
Iritis is a form of anterior uveitis and refers to the inflammation of the iris of the eye.-Types:There are two main types of iritis: acute and chronic. They differ in numerous ways....
--- uveitis, posterior --- choroiditis
Choroiditis
Choroiditis is a condition where the choroid is inflamed.When it presents in combination with retinitis , the condition is known as chorioretinitis....
--- chorioretinitis
Chorioretinitis
Chorioretinitis is an inflammation of the choroid and retina of the eye. It is also known as choroid retinitis.-Causes:...
--- pars planitis --- uveitis, intermediate --- pars planitis --- uveitis, suppurative --- endophthalmitis
Endophthalmitis
Endophthalmitis is an inflammation of the internal coats of the eye. It is a dreaded complication of all intraocular surgeries, particularly cataract surgery, with possible loss of vision and the eye itself. Infectious etiology is the most common and various bacteria and fungi have been isolated as...
--- panophthalmitis
Panophthalmitis
Panophthalmitis is the inflammation of all coats of the eye including intraocular structures....
--- uveomeningoencephalitic syndrome
--- vision disorders
--- amblyopiaAmblyopia
Amblyopia, also known as lazy eye, is a disorder of the visual system that is characterized by a vision deficiency in an eye that is otherwise physically normal, or out of proportion to associated structural abnormalities of the eye...
--- blindness
Blindness
Blindness is the condition of lacking visual perception due to physiological or neurological factors.Various scales have been developed to describe the extent of vision loss and define blindness...
--- amaurosis fugax
Amaurosis fugax
Amaurosis fugax is a transient monocular visual loss.-Pathophysiology and etiology:...
--- blindness, cortical --- hemianopsia
Hemianopsia
Hemianopia, or hemianopsia, is a type of anopsia where the decreased vision or blindness takes place in half the visual field of one or both eyes. In most cases, the visual field loss respects the vertical midline...
--- color vision defects --- diplopia
Diplopia
Diplopia, commonly known as double vision, is the simultaneous perception of two images of a single object that may be displaced horizontally, vertically, or diagonally in relation to each other...
--- night blindness --- photophobia
Photophobia
Photophobia is a symptom of abnormal intolerance to visual perception of light. As a medical symptom photophobia is not a morbid fear or phobia, but an experience of discomfort or pain to the eyes due to light exposure or by presence of actual physical photosensitivity of the eyes, though the term...
--- scotoma
Scotoma
A scotoma is an area of partial alteration in one's field of vision consisting of a partially diminished or entirely degenerated visual acuity which is surrounded by a field of normal - or relatively well-preserved - vision.Every normal mammalian eye has a scotoma in its field of vision, usually...
--- vision, low