is a rare cancer arising from hormone-making cells in the anal canal.

is a rare pancreatic tumor that makes hormones and may spread.

is a rare stomach tumor that starts in hormone-making cells.

is a rare colon cancer arising from hormone-producing neuroendocrine cells.

is a rare rectal tumor arising from hormone-producing neuroendocrine cells.

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

is a rare cancer that starts in hormone-making neuroendocrine cells elsewhere.

is a rare genetic condition affecting facial features, fingers, and kidneys.

is a rare genetic disorder causing brain iron buildup and movement problems.

is a usually benign nerve sheath tumor that grows on nerves.

is a rare benign nerve sheath tumor affecting the gallbladder.

is a usually benign nerve sheath tumor growing on spinal nerves.

is a rare benign tumor in the food pipe's nerve tissue.

is a rare benign tumor affecting tissue within or around the heart.

is a genetic condition causing skin changes, nerve tumors, and learning challenges.

is a genetic condition causing skin changes, tumors, and other variable complications.

is a rare genetic disorder with neurofibromatosis type 1 and Noonan features.

is a group of genetic conditions causing nerve tumors and other changes.

is a rare cancer that develops in the protective lining of nerves.

is a birth condition causing multiple stiff joints from nerve problems.

is a joint condition caused by nerve damage and loss of sensation.

is loss of bladder control from brain, spinal cord, or nerve problems.

is bowel dysfunction caused by nerve problems affecting stool control.

is a rare inherited nerve disorder causing shoulder and lower leg weakness.