Thank you for writing to us.
One possibility is that you have a Pilonidus cyst. This is a cyst that occurs near the anus and sometimes becomes infected with trapped hair in the anus.
You need to see a Doctor to remove the cyst. Also, you may need antibiotic treatment if you have a fever.
Hope this helps you. All the best.
These Q&A’s are for educational purposes and should not be relied upon as a substitute for medical advice you may receive from your physician. If you have a medical emergency, please call 911. These answers do not constitute or initiate a patient/doctor relationship.