is a genetic disease with fat buildup, enlarged liver, abnormal cholesterol.

is a nutrient deficiency causing liver and muscle damage, sometimes memory issues.

is a skin reaction causing small itchy hives from heat, exercise.

is a bone cancer subtype producing cartilage, causing pain and swelling.

is a rare benign bone tumor near joints, usually in adolescents.

is a group of rare skeletal disorders with stippled bone growth.

is a rare genetic bone disorder causing limb shortening and joint calcifications.

is a rare genetic skeletal disorder causing stippled bones and developmental differences.

is a rare inherited skeletal condition with joint dislocations and short stature.

is a rare genetic condition affecting bone growth and sex development.

is a genetic disorder affecting bones, ectodermal tissues, and night vision.

is a rare, slow-growing bone cancer near the skull base or spine.

is a rare, benign soft-tissue tumor causing a slow, painless lump.

is a rare, noncancerous (benign) sweat gland tumor of the vulva.

is a benign, slow-growing cartilage tumor in bone, often hands/feet.

is knee cartilage softening causing pain, swelling, and grinding with movement.

involves softening of kneecap cartilage, causing front knee pain and stiffness.

is a rare, noncancerous bone tumor, often in long bones.

is a cartilage cancer of bone that may spread.

is a rare, slow-growing brain tumor near the third ventricle, hypothalamus.

is a rare meningeal brain tumor, slow-growing but prone to recurrence.

is a rare cancer from notochord remnants along skull base and spine.

is a rare pregnancy-related movement disorder causing involuntary, dance-like movements.

is a pregnancy infection of the fetal membranes and amniotic fluid.