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The scalp, ears, back, face, and upper arm, are common sites of sebaceous cysts, though they may occur anywhere on the body except the palms of the hands and soles of the feet. [4] They are more common in hairier areas, where in cases of long duration they could result in hair loss on the skin surface immediately above the cyst. They are smooth ...
Athlete’s foot. What it looks like: Athlete’s foot is a rash caused by a fungal infection of the skin. People typically develop a rash between the toes, and the skin becomes white, moist, and ...
A comedo may be open to the air ("blackhead") or closed by skin ("whitehead"). [2] Being open to the air causes oxidation of the melanin pigment, which turns it black. [9] [2] Cutibacterium acnes is the suspected infectious agent in acne. [3] It can proliferate in sebum and cause inflamed pustules (pimples) characteristic of acne. [3]
The increased production of sebum can lead to a blockage of the sebaceous gland duct. This can cause a comedo (commonly called a blackhead or a whitehead), which can lead to infection, particularly by the bacteria Cutibacterium acnes. This can inflame the comedones, which then change into the characteristic acne lesions. Comedones generally ...
“Whiteheads are a type of acne known as a closed comedone, meaning that oil and/or dead skin has blocked a hair follicle or pore and created a closed bump on the skin and they can appear whitish ...
Symptoms can range from looking like a pimple that doesn’t heal to a shiny, skin-colored bump, a white or waxy lesion, a flat, scaly patch or a lesion that is black, brown or blue.
Acne (/ˈækni/ ACK-nee), also known as acne vulgaris, is a long-term skin condition that occurs when dead skin cells and oil from the skin clog hair follicles. [10] Typical features of the condition include blackheads or whiteheads, pimples, oily skin, and possible scarring.
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