title: Gray-scale ultrasound detection of carotid body tumors. Report of 2 cases.
abstract: Ultrasonography may be useful as a screening test for carotid body tumors before arteriography. Such tumors are seen as solid, well-circumscribed, weakly echogenic masses located at the carotid bifurcation.
mesh_terms: D000368:Aged; D002345:Carotid Body Tumor / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D014463:Ultrasonography