Sonographic differential diagnosis of pelvic masses complicating pregnancy.
D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D010048:Ovarian Cysts / Q000175:diagnosis; D010386:Pelvic Neoplasms / Q000175:diagnosis*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D011252:Pregnancy Complications, Neoplastic / Q000175:diagnosis*; D014463:Ultrasonography