title: Unilateral renal agenesis presenting as a pseudomass in utero.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007668:Kidney / Q000002:abnormalities*; D008297:Male; D007690:Polycystic Kidney Diseases / Q000175:diagnosis*; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014463:Ultrasonography