A malignant tumefaction of this male sex organ (testicle) that generally produces the hormones testosterone. It's probably the most typical types of cancer in teenagers. Most testicular cancers are located by males themselves, as lumps into the testicles. The possibility of testicular cancer tumors is increased in males whoever testicles didn't go down typically into the scrotum during childhood (undescended testicles). When an improvement in a testicle is recognized, cancer tumors is verified after surgery for the affected testicle (orchiectomy) and examination of the structure under a microscope. Testicular cancer is nearly constantly treatable when it is located early.