Difference Between Pilonidal Sinus and Fistula

Pilonidal sinus and anal fistula are two different conditions, but many people confuse them because both involve infection, pus discharge, and discomfort. A pilonidal sinus usually develops near the tailbone, where hair and dead skin get trapped under the skin, leading to swelling, abscesses, and repeated infections. On the other hand, an anal fistula forms […]