Testicular germ cell tumors

Last revised by Dr Jeremy Jones on 20 Sep 2021

Testicular germ cell tumors account for 90% of primary tumors of the testes. They are the most common nonhaematologic malignancy in men 15-49 years old.

They are divided into:

Testicular germ cell tumors may "burn out" after metastasizing, only leaving a small calcific intratesticular focus behind.

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Cases and figures

  • Case 1: seminoma
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  • Case 2: mixed germ cell tumor
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  • Case 3: teratoma
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  • Case 4: metastatic mixed germ cell tumor of the testicle
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  • Case 5a: mixed germ cell tumor
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  • case 5b: mixed germ cell tumor
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