Paronychia - UF Health
Definition Paronychia is a skin infection that occurs around the nails. Alternative Names Infection - skin around the nail Causes Paronychia is common. It is from injury to the area, such as biting off or picking a hangnail or from trimming or pushing back the cuticle. The infection is caused by: Bacteria Candida, a type of yeast Other types of fungi A bacterial and fungal infection can occur at the same time. Fungal paronychia may occur in people who: Symptoms Main symptom is a painful, red, swollen area around the nail, often at the cuticle or at the site of a hangnail or other injury. There may be pus-filled blisters, especially with a bacterial infection. Bacteria cause the condition to come on suddenly. If all or part of the infection is due to a fungus, it tends to occur more slowly. Nail changes may occur. For example, the nail may look detached, abnormally shaped, or have an unusual color. If the infection spreads to the rest of the body, symptoms may incl...