Cities with similar population. Source: The Rochester, WA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency).
pilonidal cystectomy, a procedure performed to remove an abscessed pilonidal cyst with sinus tracts. Most common in young men, abscesses are drained during the acute stage and surgically excised during remission.
When it's infected, a pilonidal cyst becomes a swollen mass (abscess). Signs and symptoms of an infected pilonidal cyst include: 1  Pain. 2  Reddening of the skin.3  Drainage of pus or blood from an opening in the skin.f you notice any signs or symptoms of a pilonidal cyst, see your doctor. He or she can diagnose the condition by examining the lesion. 1  Definition. 2  Causes.