Sonographic evaluation for ectopic pregnancy: transabdominal scanning of patients with nondistended urinary bladders as a complement to transvaginal sonography.
Hertzberg
B S
BS
Department of Radiology, Duke University Medical Center, Durham, NC 27710, USA.
Kliewer
M A
MA
Bowie
J D
JD
D000328:Adult; D018997:Chorionic Gonadotropin, beta Subunit, Human / Q000097:blood; D005260:Female; D006801:Humans; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000000981:diagnostic imaging*; D016216:Ultrasonography, Prenatal / Q000379:methods; D001743:Urinary Bladder / Q000000981:diagnostic imaging
D018997:Chorionic Gonadotropin, beta Subunit, Human