Testicular Cancer: A Comprehensive Guide
Overview
Testicular cancer occurs when cancerous cells develop in the testicles (testes), which are part of the male reproductive system. The testicles produce male sex hormones and sperm. While relatively rare, testicular cancer is highly treatable, especially when detected early.
Who It Affects
Testicular cancer primarily affects younger men, particularly those between the ages of 15 and 35, though it can occur at any age. According to the American Cancer Society, about 1 in 250 males will develop testicular cancer at some point in their lifetime. It is more common in white men than in Black or Asian men.
Prevalence
The National Cancer Institute’s SEER program estimates that in 2023, approximately 9,190 new cases of testicular cancer will be diagnosed in the U.S., with about 470 deaths. The survival rate is high, with a 5-year survival rate of 95% for all stages combined.
Symptoms
Early detection is key to successful treatment. Common symptoms of testicular cancer include:
- Lump or swelling in a testicle: Often painless, but may cause discomfort. This is the most common symptom.
- Heaviness or aching in the scrotum or lower abdomen: A dull ache or pressure may be felt.
- Sudden fluid buildup in the scrotum: This can cause swelling.
- Pain or discomfort in a testicle or the scrotum: Though not always present, pain can occur.
- Enlargement or tenderness of the breasts: Due to hormonal changes (rare but possible).
- Back pain: If cancer spreads to lymph nodes in the back.
If you notice any of these symptoms, see a doctor promptly. Many conditions can cause similar symptoms, but only a healthcare provider can diagnose the cause.
Causes and Risk Factors
The exact cause of testicular cancer is unknown, but certain factors increase risk:
Risk Factors
- Undescended testicle (cryptorchidism): Men with this condition are at higher risk.
- Family or personal history: Having a close relative with testicular cancer or a previous diagnosis increases risk.
- Age: Most common in teens and younger men (15–35), but can occur at any age.
- Race and ethnicity: White men are 4–5 times more likely to develop it than Black or Asian men.
- HIV infection: Men with HIV have a slightly higher risk.
Having one or more risk factors does not guarantee you will develop testicular cancer, but awareness is important for early detection.
Diagnosis
If testicular cancer is suspected, your doctor may recommend the following tests:
Diagnostic Tests
- Physical exam: Checking for lumps or abnormalities.
- Ultrasound: Uses sound waves to create images of the testicles to identify tumors.
- Blood tests: Measure tumor markers like AFP (alpha-fetoprotein), HCG (human chorionic gonadotropin), and LDH (lactate dehydrogenase).
- Biopsy: Rarely done before removal due to risk of spreading cancer; usually performed after the testicle is removed.
- Imaging tests: CT scans, MRIs, or PET scans to check for spread (metastasis).
Early diagnosis improves treatment success rates significantly.
Treatment Options
Treatment depends on the type and stage of cancer, as well as overall health. Common options include:
Surgery
- Radical inguinal orchiectomy: Surgical removal of the affected testicle (primary treatment).
- Lymph node removal (RPLND): For advanced cases where cancer has spread.
Radiation Therapy
Uses high-energy rays to kill cancer cells, often for seminoma (a slow-growing type).
Chemotherapy
Drugs like cisplatin, etoposide, and bleomycin are used to kill cancer cells, especially for non-seminoma or advanced cases.
Stem Cell Transplant
For rare cases where high-dose chemo is needed, stem cells are transplanted to restore bone marrow.
Active Surveillance
For early-stage, slow-growing cancers, doctors may monitor closely before treating.
Your healthcare team will tailor treatment based on your specific case.
Living with Testicular Cancer
Managing life during and after treatment involves:
- Regular follow-ups: Monitoring for recurrence with blood tests and imaging.
- Fertility preservation: Sperm banking before treatment if future fatherhood is desired.
- Emotional support: Counseling or support groups to cope with stress.
- Healthy lifestyle: Balanced diet, exercise, and avoiding smoking/alcohol.
Many survivors lead normal, healthy lives post-treatment.
Prevention
There’s no sure way to prevent testicular cancer, but these steps may help:
- Self-exams: Monthly checks for lumps or changes (especially for high-risk individuals).
- Address undescended testicles early: Surgery in childhood may reduce risk.
- HIV management: If HIV-positive, work with your doctor to monitor health.
Complications
If untreated, testicular cancer can spread (metastasize) to:
- Lymph nodes
- Lungs
- Liver
- Bones
- Brain (rarely)
Advanced cancer is harder to treat and may require aggressive therapies with more side effects.
When to Seek Emergency Care
- Sudden, severe pain in the testicles or scrotum.
- Rapid swelling or a hard lump that grows quickly.
- Signs of infection (fever, redness, warmth).
- Difficulty breathing or chest pain (possible spread to lungs).
Do not ignore these symptoms—early action saves lives.