Testicular atrophy

Common card · No. 342190

Testicular atrophy is a medical condition in which one or both testicles (or "testes") diminish in size and may be accompanied by reduced testicular function. Testicular atrophy is not related to the temporary shrinkage of the surrounding scrotum, which might occur in response to cold temperature. As the testicles are involved in testosterone and sperm production, the signs and symptoms of testicular atrophy overlap with those related to infertility or low testosterone levels. In prepubescent testicular atrophy, there may be underdevelopment of secondary sex characteristics (e.g. lack of penis growth). In sexually developed individuals, testicular atrophy may be accompanied with lower sex drive and increased breast tissue. Additional signs and symptoms vary and can depend on the specific cause of the testicle shrinkage. Some causes include age, alcohol use, anabolic steroid use, testosterone replacement therapy, direct damage to the testicles, and infection. Diagnosis of testicular atrophy...

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