Discomfort

Acute pain in the testicle or scrotum

Dull ache in the scrotum or abdomen

Scrotal heaviness

Mass effect

Firmness of the testicle

Infertility

Intratesticular mass

Painless swelling and redness

Metastases*

Gastrointestinal symptoms

Gynecomastia

Lumbar back pain

Neck mass

Respiratory symptoms (e.g., cough, hemoptysis, dyspnea)