Polycystic Ovary Syndrome: An Under-recognized Cause of Abnormal Uterine Bleeding in Adolescents Admitted to a Children's Hospital

PCOS was the most common underlying etiology in adolescents hospitalized with AUB. Screening for hyperandrogenemia is important for early diagnosis of PCOS to allow ongoing management and prevention of comorbidities. Endometritis was frequently underestimated as an etiology for AUB.