The following is a list of the "C" codes for MeSH

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".)

--- asthma

Asthma

Asthma is the common chronic inflammatory disease of the airways characterized by variable and recurring symptoms, reversible airflow obstruction, and bronchospasm. Symptoms include wheezing, coughing, chest tightness, and shortness of breath...

--- asthma, exercise-induced --- status asthmaticus

Status asthmaticus

Status asthmaticus is an acute exacerbation of asthma that does not respond to standard treatments of bronchodilators and steroids. Symptoms include chest tightness, rapidly progressive dyspnea , dry cough, use of accessory muscles, labored breathing and extreme wheezing. It is a life-threatening...

--- bronchitis

Bronchitis

Acute bronchitis is an inflammation of the large bronchi in the lungs that is usually caused by viruses or bacteria and may last several days or weeks. Characteristic symptoms include cough, sputum production, and shortness of breath and wheezing related to the obstruction of the inflamed airways...

--- bronchiolitis

Bronchiolitis

Bronchiolitis is inflammation of the bronchioles, the smallest air passages of the lungs. It usually occurs in children less than two years of age and presents with coughing, wheezing, and shortness of breath. This inflammation is usually caused by viruses...

 --- bronchiolitis obliterans

Bronchiolitis obliterans

Bronchiolitis obliterans , also called obliterative bronchiolitis and constrictive bronchiolitis , is a rare and life-threatening form of non-reversible obstructive lung disease in which the bronchioles are compressed and narrowed by fibrosis and/or inflammation...

 --- bronchiolitis obliterans organizing pneumonia

Bronchiolitis obliterans organizing pneumonia

Bronchiolitis obliterans organizing pneumonia is an inflammation of the bronchioles and surrounding tissue in the lungs. It is an non infectious pneumonia. BOOP is often caused by a pre-existing chronic inflammatory disease like rheumatoid arthritis. BOOP can also be a side effect of certain...

 --- bronchiolitis, viral --- bronchitis, chronic

--- voice disorders

--- aphonia

Aphonia

Aphonia is the inability to speak. It is considered more severe than dysphonia. A primary cause of aphonia is bilateral disruption of the recurrent laryngeal nerve, which supplies nearly all the muscles in the larynx...

 --- hoarseness

--- cystic adenomatoid malformation of lung, congenital

--- granuloma, plasma cell, pulmonary

--- hypertension, pulmonary

--- persistent fetal circulation syndrome

--- lung diseases, fungal

--- aspergillosis, allergic bronchopulmonary --- pneumonia, pneumocystis

--- lung diseases, interstitial

--- alveolitis, extrinsic allergic --- bird fancier's lung

Bird fancier's lung

Bird fancier's lung is a type of hypersensitivity pneumonitis caused by bird droppings. The lungs become inflamed with granuloma formation.Bird Fancier's Lung , also called bird-breeder's lung and pigeon-breeder's lung, is a subset of Hypersensitivity pneumonitis...

 --- farmer's lung

Farmer's lung

Farmer's lung is a hypersensitivity pneumonitis induced by the inhalation of biologic dusts coming from hay dust or mould spores or other agricultural products. It results in a type III hypersensitivity inflammatory response and can progress to become a chronic condition which is considered...

 --- bronchiolitis obliterans

Bronchiolitis obliterans

Bronchiolitis obliterans , also called obliterative bronchiolitis and constrictive bronchiolitis , is a rare and life-threatening form of non-reversible obstructive lung disease in which the bronchioles are compressed and narrowed by fibrosis and/or inflammation...

 --- bronchiolitis obliterans organizing pneumonia

Bronchiolitis obliterans organizing pneumonia

Bronchiolitis obliterans organizing pneumonia is an inflammation of the bronchioles and surrounding tissue in the lungs. It is an non infectious pneumonia. BOOP is often caused by a pre-existing chronic inflammatory disease like rheumatoid arthritis. BOOP can also be a side effect of certain...

 --- goodpasture syndrome --- histiocytosis, langerhans-cell --- pneumoconiosis

Pneumoconiosis

Pneumoconiosis is an occupational lung disease and a restrictive lung disease caused by the inhalation of dust, often in mines.-Types:Depending upon the type of dust, the disease is given different names:...

 --- asbestosis

Asbestosis

Asbestosis is a chronic inflammatory and fibrotic medical condition affecting the parenchymal tissue of the lungs caused by the inhalation and retention of asbestos fibers...

 --- berylliosis

Berylliosis

Berylliosis, or chronic beryllium disease , is a chronic allergic-type lung response and chronic lung disease caused by exposure to beryllium and its compounds. As an occupational lung disease, it is most classically associated with beryllium mining or manufacturing of fluorescent light bulbs...

 --- byssinosis

Byssinosis

Byssinosis, also called "brown lung disease" or "Monday fever", is an occupational lung disease caused by exposure to cotton dust in inadequately ventilated working environments. Byssinosis commonly occurs in workers who are employed in yarn and fabric manufacture industries...

 --- caplan's syndrome

Caplan's syndrome

Caplan's syndrome is a combination of rheumatoid arthritis and pneumoconiosis that manifests as intrapulmonary nodules, which appear homogenous and well-defined on chest X-ray.. The syndrome is named after Dr...

 --- siderosis

Siderosis

Siderosis is the deposition of iron in tissue.When used without qualification, it usually refers to an environmental disease of the lung.Also Siderosis Bulbi, deposition of iron into the eye causing injury as the material chemically reacts with tissues and cells.-Causative agent:Iron oxide present...

 --- silicosis

Silicosis

Silicosis, also known as Potter's rot, is a form of occupational lung disease caused by inhalation of crystalline silica dust, and is marked by inflammation and scarring in forms of nodular lesions in the upper lobes of the lungs...

 --- anthracosilicosis --- silicotuberculosis --- pulmonary fibrosis

Pulmonary fibrosis

Pulmonary fibrosis is the formation or development of excess fibrous connective tissue in the lungs. It is also described as "scarring of the lung".-Symptoms:Symptoms of pulmonary fibrosis are mainly:...

 --- radiation pneumonitis --- sarcoidosis, pulmonary --- wegener's granulomatosis

Wegener's granulomatosis

Wegener's granulomatosis , more recently granulomatosis with polyangiitis , is an incurable form of vasculitis that affects the nose, lungs, kidneys and other organs. Due to its end-organ damage, it is life-threatening and requires long-term immunosuppression...

--- lung diseases, obstructive

--- asthma

Asthma

Asthma is the common chronic inflammatory disease of the airways characterized by variable and recurring symptoms, reversible airflow obstruction, and bronchospasm. Symptoms include wheezing, coughing, chest tightness, and shortness of breath...

 --- bronchitis

Bronchitis

Acute bronchitis is an inflammation of the large bronchi in the lungs that is usually caused by viruses or bacteria and may last several days or weeks. Characteristic symptoms include cough, sputum production, and shortness of breath and wheezing related to the obstruction of the inflamed airways...

 --- bronchiolitis

Bronchiolitis

Bronchiolitis is inflammation of the bronchioles, the smallest air passages of the lungs. It usually occurs in children less than two years of age and presents with coughing, wheezing, and shortness of breath. This inflammation is usually caused by viruses...

 --- bronchiolitis obliterans

Bronchiolitis obliterans

Bronchiolitis obliterans , also called obliterative bronchiolitis and constrictive bronchiolitis , is a rare and life-threatening form of non-reversible obstructive lung disease in which the bronchioles are compressed and narrowed by fibrosis and/or inflammation...

 --- bronchiolitis obliterans organizing pneumonia

Bronchiolitis obliterans organizing pneumonia

Bronchiolitis obliterans organizing pneumonia is an inflammation of the bronchioles and surrounding tissue in the lungs. It is an non infectious pneumonia. BOOP is often caused by a pre-existing chronic inflammatory disease like rheumatoid arthritis. BOOP can also be a side effect of certain...

 --- bronchiolitis, viral --- bronchitis, chronic --- pulmonary disease, chronic obstructive --- bronchitis, chronic --- pulmonary emphysema --- lung, hyperlucent

--- lung diseases, parasitic

--- echinococcosis, pulmonary

--- lung neoplasms

--- carcinoma, bronchogenic --- carcinoma, non-small-cell lung --- carcinoma, small cell --- coin lesion, pulmonary --- pancoast's syndrome --- pulmonary sclerosing hemangioma

--- pneumonia

Pneumonia

Pneumonia is an inflammatory condition of the lung—especially affecting the microscopic air sacs —associated with fever, chest symptoms, and a lack of air space on a chest X-ray. Pneumonia is typically caused by an infection but there are a number of other causes...

--- bronchopneumonia

Bronchopneumonia

Bronchopneumonia or bronchial pneumonia or "Bronchogenic pneumonia" is the acute inflammation of the walls of the bronchioles...

 --- pleuropneumonia --- pneumonia, aspiration --- pneumonia, lipid --- pneumonia, bacterial --- pneumonia, mycoplasma --- pneumonia of calves, enzootic --- pneumonia of swine, mycoplasmal --- pneumonia, pneumococcal --- pneumonia, rickettsial --- pneumonia, staphylococcal --- pneumonia, pneumocystis --- pneumonia, viral

--- pulmonary alveolar proteinosis

Pulmonary alveolar proteinosis

Pulmonary alveolar proteinosis is a rare lung disease in which abnormal accumulation of surfactant occurs within the alveoli, interfering with gas exchange. PAP can occur in a primary form or secondarily in the settings of malignancy , pulmonary infection, or environmental exposure to dusts or...

--- pulmonary veno-occlusive disease

--- respiratory distress syndrome, adult

--- respiratory distress syndrome, newborn

--- hyaline membrane disease

--- tuberculosis, pulmonary

--- silicotuberculosis

--- nose neoplasms

--- paranasal sinus neoplasms --- maxillary sinus neoplasms

--- paranasal sinus diseases

--- paranasal sinus neoplasms --- maxillary sinus neoplasms --- sinusitis

Sinusitis

Sinusitis is inflammation of the paranasal sinuses, which may be due to infection, allergy, or autoimmune issues. Most cases are due to a viral infection and resolve over the course of 10 days...

 --- ethmoid sinusitis --- frontal sinusitis --- maxillary sinusitis --- sphenoid sinusitis

--- rhinitis

Rhinitis

Rhinitis , commonly known as a stuffy nose, is the medical term describing irritation and inflammation of some internal areas of the nose. The primary symptom of rhinitis is nasal dripping. It is caused by chronic or acute inflammation of the mucous membrane of the nose due to viruses, bacteria or...

--- rhinitis, allergic, perennial --- rhinitis, allergic, seasonal --- rhinitis, atrophic --- rhinitis, vasomotor

--- empyema, pleural

--- empyema, tuberculous

--- pleural effusion

Pleural effusion

Pleural effusion is excess fluid that accumulates between the two pleural layers, the fluid-filled space that surrounds the lungs. Excessive amounts of such fluid can impair breathing by limiting the expansion of the lungs during ventilation.-Pathophysiology:...

--- pleural effusion, malignant

--- pleural neoplasms

--- pleural effusion, malignant

--- tuberculosis, pleural

--- empyema, tuberculous

--- apnea

Apnea

Apnea, apnoea, or apnœa is a term for suspension of external breathing. During apnea there is no movement of the muscles of respiration and the volume of the lungs initially remains unchanged...

--- sleep apnea syndromes --- sleep apnea, central --- sleep apnea, obstructive --- obesity hypoventilation syndrome

--- hyperventilation

Hyperventilation

Hyperventilation or overbreathing is the state of breathing faster or deeper than normal, causing excessive expulsion of circulating carbon dioxide. It can result from a psychological state such as a panic attack, from a physiological condition such as metabolic acidosis, can be brought about by...

--- alkalosis, respiratory

--- respiratory distress syndrome, adult

--- respiratory distress syndrome, newborn

--- hyaline membrane disease

--- respiratory insufficiency

--- acidosis, respiratory --- airway obstruction

Airway obstruction

Airway obstruction is a respiratory problem caused by increased resistance in the bronchioles that reduces the amount of air inhaled in each breath and the oxygen that reaches the pulmonary arteries...

 --- nasal obstruction --- granuloma, laryngeal --- hantavirus pulmonary syndrome --- hypoventilation

Hypoventilation

In medicine, hypoventilation occurs when ventilation is inadequate to perform needed gas exchange...

 --- obesity hypoventilation syndrome --- positive-pressure respiration, intrinsic --- respiratory paralysis

--- alveolitis, extrinsic allergic

--- bird fancier's lung

Bird fancier's lung

Bird fancier's lung is a type of hypersensitivity pneumonitis caused by bird droppings. The lungs become inflamed with granuloma formation.Bird Fancier's Lung , also called bird-breeder's lung and pigeon-breeder's lung, is a subset of Hypersensitivity pneumonitis...

 --- farmer's lung

Farmer's lung

Farmer's lung is a hypersensitivity pneumonitis induced by the inhalation of biologic dusts coming from hay dust or mould spores or other agricultural products. It results in a type III hypersensitivity inflammatory response and can progress to become a chronic condition which is considered...

--- aspergillosis, allergic bronchopulmonary

--- asthma

Asthma

Asthma is the common chronic inflammatory disease of the airways characterized by variable and recurring symptoms, reversible airflow obstruction, and bronchospasm. Symptoms include wheezing, coughing, chest tightness, and shortness of breath...

--- asthma, exercise-induced --- status asthmaticus

Status asthmaticus

Status asthmaticus is an acute exacerbation of asthma that does not respond to standard treatments of bronchodilators and steroids. Symptoms include chest tightness, rapidly progressive dyspnea , dry cough, use of accessory muscles, labored breathing and extreme wheezing. It is a life-threatening...

--- rhinitis, allergic, perennial

--- respiratory system abnormalities

--- bronchopulmonary sequestration

--- cystic adenomatoid malformation of lung, congenital

--- bovine respiratory disease complex

--- pasteurellosis, pneumonic --- pneumonia, atypical interstitial, of cattle --- pneumonia of calves, enzootic

--- bronchitis

Bronchitis

Acute bronchitis is an inflammation of the large bronchi in the lungs that is usually caused by viruses or bacteria and may last several days or weeks. Characteristic symptoms include cough, sputum production, and shortness of breath and wheezing related to the obstruction of the inflamed airways...

--- bronchiolitis

Bronchiolitis

Bronchiolitis is inflammation of the bronchioles, the smallest air passages of the lungs. It usually occurs in children less than two years of age and presents with coughing, wheezing, and shortness of breath. This inflammation is usually caused by viruses...

 --- bronchiolitis, viral --- bronchitis, chronic

--- empyema, pleural

--- empyema, tuberculous

--- lung diseases, fungal

--- aspergillosis, allergic bronchopulmonary --- pneumonia, pneumocystis

--- lung diseases, parasitic

--- echinococcosis, pulmonary

--- pneumonia

Pneumonia

Pneumonia is an inflammatory condition of the lung—especially affecting the microscopic air sacs —associated with fever, chest symptoms, and a lack of air space on a chest X-ray. Pneumonia is typically caused by an infection but there are a number of other causes...

--- bronchopneumonia

Bronchopneumonia

Bronchopneumonia or bronchial pneumonia or "Bronchogenic pneumonia" is the acute inflammation of the walls of the bronchioles...

 --- pleuropneumonia --- pneumonia, aspiration --- pneumonia, lipid --- pneumonia, bacterial --- pneumonia, mycoplasma --- pneumonia of calves, enzootic --- pneumonia of swine, mycoplasmal --- pneumonia, pneumococcal --- pneumonia, rickettsial --- pneumonia, staphylococcal --- pneumonia, pneumocystis --- pneumonia, viral

--- severe acute respiratory syndrome

Severe acute respiratory syndrome

Severe Acute Respiratory Syndrome is a respiratory disease in humans which is caused by the SARS coronavirus . Between November 2002 and July 2003 an outbreak of SARS in Hong Kong nearly became a pandemic, with 8,422 cases and 916 deaths worldwide according to the WHO...

--- sinusitis

Sinusitis

Sinusitis is inflammation of the paranasal sinuses, which may be due to infection, allergy, or autoimmune issues. Most cases are due to a viral infection and resolve over the course of 10 days...

--- ethmoid sinusitis --- frontal sinusitis --- maxillary sinusitis --- sphenoid sinusitis

--- tuberculosis, pleural

--- empyema, tuberculous

--- tuberculosis, pulmonary

--- silicotuberculosis

--- lung neoplasms

--- carcinoma, bronchogenic --- carcinoma, non-small-cell lung --- carcinoma, small cell --- coin lesion, pulmonary --- pancoast's syndrome --- pulmonary sclerosing hemangioma

--- nose neoplasms

--- paranasal sinus neoplasms --- maxillary sinus neoplasms

--- pleural neoplasms

--- pleural effusion, malignant

--- mediastinal diseases

--- mediastinal cyst --- mediastinal emphysema --- mediastinal neoplasms --- mediastinitis

Mediastinitis

Mediastinitis is inflammation of the tissues in the mid-chest, or mediastinum. It can be either acute or chronic.Acute mediastinitis is usually bacterial and due to rupture of organs in the mediastinum. As the infection can progress rapidly, this is considered a serious condition...