Pus is a thick yellowish, whitish, or greenish fluid made up of dead white blood cells, dead tissues, and dead bacteria or fungi. Also called liquor puris or purulent exudate, it is produced as part ...

An abscess occurs when an infection causes a pocket of pus to develop. Abscesses can develop on the skin, in the mouth, or inside the body. Bacterial infections typically cause abscesses. Pus develops ...

Medically reviewed by Casey Gallagher, MD Key Takeaways A yeast infection on the skin can cause a red rash with dry, scaly patches.Yeast infections often appear in skinfolds, under the breasts, and ...