ii. Serum human chorionic gonadotrophin (HCG) from 5,000 to < 50,000 MIU/mL iii. Serum alpha-fetoprotein (AFP) from 1,000 to <10,000 ng/mL b) Seminoma histology regardless the primary site or serum tumor markers with any non-pulmonary visceral metastasis (liver, bone, brain, etc).