is a noncancerous tumor of the ileum (last small intestine).

is an infant epilepsy causing focal seizures during sleep, usually outgrown.

is without fever (afebrile) seizures in infants during mild viral gastroenteritis, self-limited.

is a rare, usually slow-growing tumor that rarely spreads or invades.

is a noncancerous salivary gland condition causing painless swelling and enlargement.

is a noncancerous breast condition causing lumps, cysts, and tenderness.

is a harmless, solitary skin lesion from excess mast cells.

is a rare, noncancerous tumor of mesothelial lining, often pleura.

is a rare, noncancerous kidney tumor with excellent long-term outlook.

is a noncancerous growth that does not invade or spread.

is a rare childhood neurologic disorder causing nighttime alternating weakness that resolves.

is a non-inherited infant seizure disorder that resolves without lasting problems.

is a childhood epilepsy with visual seizures, usually resolving by adolescence.

is an inner ear disorder causing spinning dizziness (vertigo) with position changes.

is a childhood movement disorder with episodic upward eye deviation and ataxia.

is a childhood condition with recurring brief head-tilt episodes, often self-resolving.

causes brief focal (partial) seizures in infants, usually resolving by childhood.

is an epilepsy beginning in infancy; focal seizures may generalize, usually remitting.

are brief focal (partial) seizures in infants, with normal development afterward.

is a rare noncancerous heart-sac tumor that can compress heart.

is a noncancerous growth from nerve covering cells (Schwann cells).

is a rare, noncancerous growth of the abdominal lining (peritoneum).

is a rare, noncancerous tumor of the abdominal lining (peritoneum).

is a noncancerous growth from cells surrounding blood vessels (perivascular).