idiopathic retroperitoneal fibrosis
n.
A benign disorder of unknown cause characterized by the proliferation of retroperitoneal connective tissue, usually causing obstruction of the ureters.
Ormond's disease
Words nearby idiopathic retroperitoneal fibrosis
infantine,
infantry,
infantry fighting vehicle,
infantryman,
infants' school,
idiopathic retroperitoneal fibrosis,
infarction,
infare,
infatuate,
infatuated,
infatuation