is inflammation of the pituitary gland that can affect hormones and vision.

is a group of inherited disorders that weaken the immune system.

is a group of inherited disorders causing frequent, severe, recurrent infections.

is a rare inherited disorder that weakens the body's adaptive immune defenses.

is a rare immune disorder that weakens the body's first-line defenses.

is a rare inherited immune disorder that weakens the body's defenses.

is a rare inherited disorder causing recurrent infections and adrenal hormone deficiency.

is a rare inherited immune disorder causing severe illness after live vaccines.

is an inherited immune disorder causing unusually severe viral infections.

is a rare lung disease group affecting breathing in children and adults.

is a rare lung disorder affecting air sacs and causing breathing problems.

is a rare lung disease affecting air sacs and blood vessels.

is a group of adult-onset lung diseases that scar lung tissue.

is a rare childhood lung disease that can affect breathing.

is a rare childhood lung disease caused by abnormal air sac development.

is a rare childhood lung disease affecting air sacs and blood vessels.

is a rare childhood lung disease from surfactant gene changes.

is a rare bowel disorder causing protein loss from leaking lymph vessels.

is a rare brain tumor linked to changes in the DICER1 gene.

is a rare condition causing stones within the liver’s bile ducts.

is a rare, usually slow-growing tumor of lymphatic blood vessel cells.

is a rare eye cancer that starts in the eye's lymph tissue.

is a rare, usually benign blood vessel malformation inside bone.

is a rare tear gland disorder that can cause chronic dry eyes.