Dr Daleen Geldenhuys describes how testicular cancer becomes metastatic and the treatment thereof. Testicular germ cell tumours, broadly classified into seminomas and non-seminomas, are among the most curable cancers, with five-year survival rates of approximately 95%. Men with advanced disease are classified into good-, intermediate-, and poor-risk groups. The grouping considers the site of the primary cancer as well as the sites of metastatic disease, and serum tumour marker levels. The primary cancer can be testicular or in the chest. This may sound strange, but it’s thought to be attributed to an abnormal migration of gonadal tissue (cells that are destined to become part of…