causes delayed puberty, low sex hormones, and sometimes reduced smell.

is a rare genetic disorder causing delayed puberty and frontoparietal hair loss.

is a rare genetic condition affecting puberty, fertility, and vision.

is a rare genetic disorder affecting puberty, head growth, hearing, and appearance.

is reduced sweating that can raise the risk of overheating.

is a rare genetic disorder causing reduced sweating, dry skin, and dryness.

is a rare genetic disorder affecting sweating, teeth, skin, and development.

is a genetic condition causing reduced sweating, sparse hair, and missing teeth.

is an inherited disorder affecting sweating, immunity, teeth, hair, and skin.

is a rare genetic disorder causing reduced sweating, hypothyroidism, and cilia problems.

causes low blood sugar with reduced insulin and overgrowth on one side.

is a low potassium level that can affect muscles and heart.

is a rare genetic disorder causing episodes of muscle weakness or paralysis.

is a condition with unusually low levels of certain blood fats.

is a rare genetic condition affecting jaw and facial bone development.

is an inherited condition causing tooth enamel to stay softer than normal.

is an inherited enamel disorder with thin enamel and enlarged pulp chambers.

is a rare skin and nerve condition causing streaks of lighter skin.

is a rare genetic disorder that affects myelin and movement.

is a rare genetic disorder affecting myelin, causing developmental and movement problems.

is a rare genetic brain disorder causing low myelin and progressive disability.

is a rare genetic brain white matter disorder causing lifelong myelin underdevelopment.

is a rare genetic brain disorder that affects myelin and movement.

is a rare inherited disorder affecting brain white matter development.