Posaconazole therapy may lead to increased serum estradiol levels and development of gynecomastia. Early detection by endocrine hormone measurements may help preventing gynecomastia.
Keywords: 11beta‐hydroxylase; adverse drug effect; estradiol; gynecomastia; hypertension; hypokalemia; posaconazole.
© 2020 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.