Pure testicular choriocarcinoma is an extremely rare subtype of nonseminomatous germ cell tumor. accounting for less than 1% of all germ cell tumors and only 0. 19% of all testicular tumors. It is a highly aggressive malignant tumor with early multiorgan metastasis and poor prognosis. https://www.fitnessgravesyardes.shop/product-category/seat-tube-spacer/