According to the National Health Service, the swelling or lump can be the size of a pea or larger. Sometimes testicular cancer can cause pain or be tender to touch. Other potential early signs of testicular cancer include: increased firmness in a testicle pain or tightness in your lower abdomen or scrotum

The two main symptoms of testicular cancer are: A swelling or painless lump on one of your testicles. This may be the size of a pea if found early but can grow larger. A change in the shape or texture of the testicles. If you spot these symptoms, you should see your GP.

The most common sign of testicular cancer is a painless lump in your testicle. Other symptoms include: Swelling or sudden fluid build-up in your scrotum. A lump or swelling in either testicle. A feeling of heaviness in your scrotum. Dull ache in your groin or lower abdomen. Pain or discomfort in your scrotum or a testicle.