Article Translations: (Spanish)
A pilonidal cyst is a fluid-filled sac under the skin in the lower back, near the crease of the buttocks. Some aren't visible, while others can look like a small pit or dimple in the skin.
Sometimes, a pilonidal (pie-luh-NIE-dul) cyst can become infected. One way that doctors can treat an infected cyst is with the Gips procedure.
Learn the basics in 45 seconds.
Note: All information is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.
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