is a rare brain development disorder with variable facial and learning problems.

is a rare genetic disorder affecting brain development and nervous system function.

is a rare metabolic disorder caused by too little serine.

is a rare inherited disorder affecting sex development, kidneys, adrenals, and lungs.

is a rare, usually benign cystic tumor that can affect children.

is a liver disease where the immune system attacks liver cells.

is a potentially serious reaction to excess serotonin in the body.

is a rare pancreatic neuroendocrine tumor that produces excess serotonin.

is an aggressive cancer that starts in the lining of the uterus.

is eye inflammation causing watery discharge, redness, and irritation from nonviral causes.

is a cancer that usually starts in the ovary's lining cells.

is a rare pancreatic cancer that starts in mucus-free fluid-producing cells.

is a rare, usually benign cystic tumor seen in children.

is a buildup of sticky fluid behind the eardrum causing hearing problems.

is inner ear inflammation causing sudden vertigo, hearing changes, and imbalance.

is a usually benign growth on the ovary's outer surface.

is a rare inflammatory eye disease that can slowly damage vision.

is a group of inherited disorders caused by abnormal serpin proteins.

is a rare genetic disorder caused by reduced function of serpin proteins.

is a rare genetic disorder caused by toxic buildup of serpin proteins.

is an inherited condition causing multiple serrated colon polyps and cancer risk.

is a rare testicular tumor that develops from hormone-supporting Sertoli cells.

is a cause of male infertility where testes lack sperm-making cells.

is a rare ovarian tumor that can make extra male hormones.