RT Book, Section A1 Feldman, Darren R. A2 Boyiadzis, Michael M. A2 Fojo, Tito SR Print(0) ID 1187885292 T1 Testicular Cancer T2 Hematology-Oncology Therapy, 3e YR 2022 FD 2022 PB McGraw-Hill Education PP New York, NY SN 9781260117400 LK hemonc.mhmedical.com/content.aspx?aid=1187885292 RD 2024/03/29 AB EpidemiologyTable Graphic Jump Location|Download (.pdf)|PrintEpidemiologyIncidence:9610 estimated new cases for 2020 in the United States5.9 per 100,000 males per yearMost common malignancy in males ages 15–39Deaths:Estimated 440 in 2020Median age:33 yearsAmerican Cancer Society Facts and Figures 2020: Special Section: Cancer in Adolescents and Young AdultsSiegel RL et al. CA Cancer J Clin 2020;70:7–30Surveillance, Epidemiology and End Results (SEER) Program, available from http://seer.cancer.gov [accessed in 2020]Table Graphic Jump Location|Download (.pdf)|PrintFrequency of Stage at Presentation SeminomaNonseminomaStage I85%60%Stage II10%20%Stage III5%20%Frequency of IGCCCG Risk Groups at Diagnosis for Patients Requiring ChemotherapyIGCCCG Risk GroupSeminomaNonseminomaAllGood90%56%60%Intermediate10%28%26%PoorN/A16%14%IGCCCG, International Germ Cell Cancer Collaborative Group; GCT germ cell tumorBiggs M, Schwartz S. Cancer of the testis. In Ries LAG et al (editors). SEER Survival Monograph: Cancer Survival Among Adults: U.S. SEER Program, 1988–2001. Bethesda, MD: National Cancer Institute; 2007.Bosl G et al. In Devita V et al (editors). Cancer: Principles and Practice of Oncology. Philadelphia: Lippincott Williams and Wilkins; 2008:1463–1485International Germ Cell Cancer Collaborative Group (IGCCCG). J Clin Oncol 1997;15:594–603Siegel R et al. CA Cancer J Clin 2014;64:9–29