Is a red, swollen, and painful cluster of boils that are connected to each other under the skin. A boil (or furuncle) is an infection of a hair follicle that has a small collection of pus (called an abscess) under the skin.
A painful, red bump that starts out about the size of a pea
Red, swollen skin around the bump
An increase in the size of the bump over a few days as it fills with pus (can sometimes reach the size of a baseball)
Development of a yellow-white tip that eventually ruptures and allows the pus to drain out
Complete blood count (CBC)
Stool analysis - Protozoans and Helminths (microscopy)