DDx ⬇
- Inguinal hernia
- Hydrocele
- Testicular cancer
- Epididymitis
- Orchitis
- Testicular torsion
- Varicocele
- Testicular cyst (epidermoid cyst)
- Lymphoma
- Metastases (rare): prostate, lung, gastrointestinal, melanoma, kidney
- Lymphedema, e.g., filariasis (elephantiasis)
Related DDx ⬆