Simple cyst of the kidney presenting as an adnexal mass in pregnancy.
D000291:Adnexal Diseases / Q000175:diagnosis*; D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D052177:Kidney Diseases, Cystic / Q000175:diagnosis*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000175:diagnosis*; D014463:Ultrasonography