Pregunta:
What are the testicular tumors causing gynecomastia?
Autor: H KRespuesta:
Germ-cell tumor (hCG increase causing more aromatase activity) Leydig cell tumor (increased estradiol and aromatase with testicular mass and loss of libido) Sertoli cell tumor (feminization associated, excessive aromatase, convert androsten into estrone and testo into estradiol.
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