SPG15
Encyclopedia
Spastic paraplegia
15 (SPG15), autosomal recessive, is a rare syndrome
characterized mainly by progressive stiffness
and increased reflex
es in the leg
muscle
s as well as vision problems.
Spastic quadriplegia
Spastic quadriplegia, sometimes called spastic tetraplegia, is the version of spastic diplegia that affects all four limbs rather than just the legs. It is defined by spasticity, rather than the paralysis that defines quadriplegia...
15 (SPG15), autosomal recessive, is a rare syndrome
Syndrome
In medicine and psychology, a syndrome is the association of several clinically recognizable features, signs , symptoms , phenomena or characteristics that often occur together, so that the presence of one or more features alerts the physician to the possible presence of the others...
characterized mainly by progressive stiffness
Stiffness
Stiffness is the resistance of an elastic body to deformation by an applied force along a given degree of freedom when a set of loading points and boundary conditions are prescribed on the elastic body.-Calculations:...
and increased reflex
Reflex
A reflex action, also known as a reflex, is an involuntary and nearly instantaneous movement in response to a stimulus. A true reflex is a behavior which is mediated via the reflex arc; this does not apply to casual uses of the term 'reflex'.-See also:...
es in the leg
Human leg
The human leg is the entire lower extremity or limb of the human body, including the foot, thigh and even the hip or gluteal region; however, the precise definition in human anatomy refers only to the section of the lower limb extending from the knee to the ankle.Legs are used for standing,...
muscle
Muscle
Muscle is a contractile tissue of animals and is derived from the mesodermal layer of embryonic germ cells. Muscle cells contain contractile filaments that move past each other and change the size of the cell. They are classified as skeletal, cardiac, or smooth muscles. Their function is to...
s as well as vision problems.