The Endocrine Society Jun 14 2026 Only a small number of men who were prescribed testosterone therapy received appropriate, guideline-concordant diagnostic testing, according to a study being presented Saturday at ENDO 2026, the Endocrine Society's annual meeting in Chicago, Ill, by Sophia Sinha, M.D., clinical assistant professor at the University of Michigan in Ann Arbor, Mich. Our study findings highlight opportunities to improve patient care and reduce inappropriate testosterone prescribing.