Pituitary Gland Apoplexy

**Semantic type:** Disease or Syndrome

**Definition:** A rare, potentially life-threatening disorder caused by acute ischemic infarction or hemorrhage in the pituitary gland. It is most often associated with the presence of a pituitary gland adenoma. Signs and symptoms include headache, vomiting, visual disturbances, and endocrine dysfunction.

**Synonyms:** - Pituitary Apoplexy