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Published on: 8/20/2026
What should I do if the area between my testicles and anus is swollen?
Swelling between the testicles and anus (the perineum) may indicate an infection such as cellulitis, an abscess, or another underlying condition requiring urgent evaluation. Common causes include bacterial infection, trauma, blocked glands, or sexually transmitted infections. Warning signs include redness, warmth, pain, fever, or difficulty urinating. Prompt medical attention is important to prevent complications like Fournier's gangrene, a rare but serious infection.
Not sure what's causing your symptoms? A free, instant, online symptom check can help you identify possible causes based on your specific symptoms and guide you on next steps—whether that means urgent care, seeing a specialist, or home monitoring. Because perineal swelling can escalate quickly, getting clarity now empowers you to act fast and speak confidently with a healthcare provider.
Reviewed for medical accuracy: 07/15/2026
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Explanation
Swelling in the area between the testicles and anus may indicate an infection, such as streptococcal cellulitis. This type of infection can occur when bacteria enter through a break in the skin, leading to redness, warmth, and pain in the affected area. It is important to see a healthcare provider quickly to get the right treatment, which may include antibiotics.
Symptoms to watch for:
- Redness and warmth in the area
- Pain or tenderness
- Possible fever or chills
Steps to take:
- Avoid touching or squeezing the swollen area.
- Keep the area clean and dry.
- Use our free symptom checker to help identify your symptoms and determine the urgency of care needed.
- Seek medical attention as soon as possible for proper diagnosis and treatment.
Prompt medical care is essential to prevent complications and to ensure effective treatment.
(References)
Haury B, Rodeheaver G, Stevenson T, Bacchetta C, Edgerton MT, & Edlich RF. (1975). Streptococcal cellulitis of the scrotum and penis with .... Surgery, gynecology & obstetrics, 1098183.
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