idiopathic hypercalcemia of infants n.
Persistent hypercalcemia of unknown cause occurring in very young children and associated with osteosclerosis, renal insufficiency, and sometimes hypertension.
- Idiopathic megacolon
idiopathic megacolon n. Megacolon resulting in constipation, associated with faulty bowel habits and thin musculature of the colon.
- Idiopathic neuralgia
idiopathic neuralgia n. Nerve pain that has no apparent cause.
- Idiopathic pulmonary hemosiderosis
idiopathic pulmonary hemosiderosis n. Repeated attacks of difficulty in breathing and hemoptysis leading to the deposition of abnormal amounts of hemosiderin in the lungs. Also called Ceelen-Gellerstadt syndrome.
- Idiopathic retroperitoneal fibrosis
idiopathic retroperitoneal fibrosis n. A benign disorder of unknown cause characterized by the proliferation of retroperitoneal connective tissue, usually causing obstruction of the ureters. Also called Ormond’s disease.
- Idiopathic thrombocytopenic purpura
idiopathic thrombocytopenic purpura n. Abbr. ITP A systemic illness of unknown cause, characterized by extensive ecchymoses and hemorrhages from mucous membranes, deficiencies in the numbers of platelets, anemia, and extreme weakness. Also called immune thrombocytopenic purpura, purpura hemorrhagica, thrombocytopenic purpura, Werlhof’s disease.