is a rare genetic condition affecting development, learning, and bone growth.

is a rare inherited mitochondrial disorder that affects energy production.

is a rare heart valve condition with four flaps instead of three.

causes paralysis of all four limbs, usually from spinal cord injury.

are inherited muscle problems that weaken how muscles contract and work.

cause a range of inherited muscle, brain, and eye disorders.

are genetic muscle disorders caused by problems with the alpha-sarcoglycan protein.

causes inherited problems with the lens protein αB-crystallin, often affecting vision.

is a genetic disorder affecting heart and skeletal muscle function.

is a genetic muscle disorder causing progressive weakness and movement problems.

is caused by qualitative or quantitative defects of calpain.

involves changes in caveolin-3, affecting muscle cell membranes and muscle function.

is a genetic condition affecting collagen VI, causing muscle weakness.

are rare genetic changes causing muscle weakness and heart muscle disease.

is a rare genetic disorder affecting skeletal muscles and the heart.

is a genetic muscle disorder causing progressive weakness and walking difficulties.

is a group of muscle disorders caused by missing or abnormal dystrophin.

are changes affecting the emerin protein, which helps support cell nuclei.

is a genetic disorder affecting muscle structure and heart function.

is a genetic disorder affecting muscle strength and sometimes brain or heart.

is a rare genetic disorder affecting muscle, brain, and sometimes the eyes.

is a genetic muscle disease causing progressive weakness in hips and shoulders.

is a rare inherited disorder affecting sialic acid production and muscle function.

is a rare inherited muscle disorder causing weakness and delayed motor development.