
Folliculitis - Symptoms & causes - Mayo Clinic
Aug 31, 2022 · Learn more about how damaged hair follicles become infected. This condition may clear up on its own, but severe infections can cause scarring or hair loss.
Folliculitis - Diagnosis & treatment - Mayo Clinic
Aug 31, 2022 · Learn more about how damaged hair follicles become infected. This condition may clear up on its own, but severe infections can cause scarring or hair loss.
Ingrown hair - Symptoms and causes - Mayo Clinic
Jan 19, 2024 · Hair structure and direction of growth play a role in ingrown hair. A curved hair follicle, which produces tightly curled hair, is believed to encourage the hair to reenter the skin …
Boils and carbuncles - Symptoms & causes - Mayo Clinic
Sep 18, 2021 · A boil is a painful, pus-filled bump that forms under your skin when bacteria infect and inflame one or more of your hair follicles. A carbuncle is a cluster of boils that form a …
Ingrown hair - Diagnosis and treatment - Mayo Clinic
Jan 19, 2024 · Mr. Howland: Dr. Dawn Davis, a Mayo Clinic dermatologist, says those ingrown hairs can become inflamed and infected. Dr. Davis: That can cause little bumps that erupt like …
Acne - Symptoms and causes - Mayo Clinic
Jul 20, 2024 · Acne develops when sebum — an oily substance that lubricates your hair and skin — and dead skin cells plug hair follicles. Bacteria can trigger inflammation and infection …
Epidermoid cysts - Symptoms and causes - Mayo Clinic
Mar 27, 2024 · Sometimes this type of cyst forms due to irritation or injury of the skin or a hair follicle. Epidermal cells form the walls of the cyst and then secrete the protein keratin into it.
Staph infections - Symptoms and causes - Mayo Clinic
Dec 16, 2025 · However, if you develop a staph infection, there's a good chance that it's from bacteria you've been carrying around for some time. Staph bacteria can also be spread from …
Sores that take longer to heal - Mayo Clinic Connect
Nov 12, 2025 · Just recently diagnosed with hair follicle infection. Bumps started appearing all around my private area and kept spreading with eventually developing pus on the head.
Epidermoid cysts - Diagnosis and treatment - Mayo Clinic
Mar 27, 2024 · True epidermoid cysts result from damage to hair follicles or the outer layer of skin, called the epidermis. Sebaceous cysts are less common and arise from the glands that …