A 28-Year-Old Man Comes to the Office Due to a Bump

question 634

Multiple Choice

A 28-year-old man comes to the office due to a bump on his right testicle.  The patient is otherwise asymptomatic and healthy.  Vital signs are normal.  A solid mass is palpated in the right testicle.  The rest of the examination is unremarkable.  A scrotal ultrasound reveals a suspicious, partially necrotic mass.  Serum lactate dehydrogenase and alpha-fetoprotein levels are markedly elevated.  The patient undergoes a right radical inguinal orchiectomy.  Which of the following is the most likely histologic diagnosis?

• A)Leydig cell tumor
• B)Nonseminomatous germ cell tumor
• C)Sertoli cell tumor
• D)Teratoma
• E)Testicular lymphoma

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