When is an oral glucose tolerance test (OGTT) indicated in the evaluation of androgen excess?

Updated: Mar 14, 2018
  • Author: Mohamed Yahya Abdel-Rahman, MD, MSc; Chief Editor: Richard Scott Lucidi, MD, FACOG  more...
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Tests in addition to routine screening tests should be obtained in patients with signs or symptoms suggestive of specific diagnoses.

Oral glucose tolerance test (OGTT) and glycosylated hemoglobin

Women diagnosed with PCOS should be periodically screened for glucose intolerance and diabetes mellitus. [27, 72, 73, 74] Traditionally, a 2-hour OGTT has been recommended for both initial and periodic screening. More recently, the American Diabetic Association has recommended measuring hemoglobin A1c for diagnosing type 2 diabetes mellitus in the general population. [75, 76, 77]

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