title: Primary hyperparathyroidism: functioning hemorrhagic parathyroid cyst.
authors.affiliation: Department of Radiology, University of California, San Francisco, USA.
authors.forename: G A
authors.initials: GA
authors.lastname: Gooding
authors.forename: Q Y
authors.initials: QY
authors.lastname: Duh
mesh_terms: D003560:Cysts / Q000150:complications / Q000000981:diagnostic imaging*; D006470:Hemorrhage / Q000150:complications; D006801:Humans; D006961:Hyperparathyroidism / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D010279:Parathyroid Diseases / Q000150:complications / Q000000981:diagnostic imaging*; D014463:Ultrasonography