title: Ultrasonic "B" scanning of abdominal aneurysms.
mesh_terms: D000368:Aged; D001012:Aorta, Abdominal / Q000473:pathology; D001014:Aortic Aneurysm / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology / Q000601:surgery; D001027:Aortography; D001807:Blood Vessel Prosthesis; D005260:Female; D006801:Humans; D007083:Iliac Artery; D008297:Male; D011138:Polytetrafluoroethylene; D013927:Thrombosis / Q000175:diagnosis; D014159:Transducers; D014463:Ultrasonography
chemical_list: D011138:Polytetrafluoroethylene