is a rare, usually slow-growing cancer that starts in the small intestine.

is a rare cancer that starts in the small intestine.

is inflammation or infection of small pouches in the small intestine.

is a rare, usually noncancerous smooth muscle tumor in the small intestine.

is a rare cancer of the small intestine's smooth muscle.

is a rare cancer of the small intestine's lymphatic tissue.

is a usually slow-growing cancer arising from hormone-making small intestine cells.

is a rare, aggressive ovarian cancer that often affects younger people.

is a genetic condition causing narrowed eyelids, developmental delays, and learning difficulties.

is a rare, aggressive cancer that starts in the chest.

is a genetic condition affecting cholesterol production, causing developmental and physical differences.

is a rare genetic condition affecting development, behavior, sleep, and learning.

is a rare genetic bone disorder causing short stature and skeletal changes.

is a rare genetic bone disorder causing short stature and skeletal changes.

is a rare genetic bone disorder causing short stature and skeletal changes.

is an early, symptom-free blood cancer that can progress to myeloma.

is a mast cell disorder with excess cells but no organ damage.

is a rare cancer that begins in the body's smooth muscles.

is a rare growth of smooth muscle cells, usually benign.

is an allergic reaction to proteins in snails and related mollusks.

is poisoning from a snake bite that can cause serious illness.

is a rare disorder causing stroke and a netlike skin rash.

is a rare inherited eye disorder affecting the retina and vitreous.

is difficulty recognizing emotions and social cues, usually after brain injury.