A pilonidal cyst, sometimes called pilonidal disease, is a fluid-filled sac that usually occurs on the tailbone at the top of the buttocks. It usually starts as an infection of a hair follicle in the ...

A pilonidal sinus is a small hole or tunnel in the skin that can easily become infected. It typically forms in the cleft at the top of the buttocks. When a pilonidal sinus becomes infected it can turn ...

Pilonidal sinus—also called a pilonidal cyst—is a skin infection that occurs in or around the crease of your buttocks. This condition happens when hair, skin cells, and dirt clog a hair follicle, ...

Experts don’t agree on exactly what causes pilonidal cysts. If you sit for prolonged periods or wear tight clothing, you may be at higher risk of getting these cysts. (5) Some believe ingrown hairs ...

Over the years, surgery has experienced a transition from being a trial and error-based approach towards evidence-based practice. To no surgically treated ailment does this truism apply more than ...

Dr. Ali Mahmood, a certified colon and rectal surgeon at the Methodist Sugar Land Hospital, recently performed the first-ever rhomboid flap surgery in Fort Bend County. Mahmood used the rhomboid flap ...

A cyst is a small pocket of tissue often filled with fluid or pus. It can occur due to an injury, infection, or other issues. They’re usually benign but may need treatment for complications. A cyst is ...