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Poliosis circumscripta, commonly referred to as a "white forelock", is a condition characterized by localized patches of white hair due to a reduction or absence of melanin in hair follicles. Although traditionally associated with the scalp, poliosis can affect any hairy area on the body, including eyebrows, eyelashes, and beards.
Alopecia areata (AA), also known as spot baldness, is a condition in which hair is lost from some or all areas of the body. [ 12 ] [ 1 ] It often results in a few bald spots on the scalp, each about the size of a coin. [ 7 ]
Here are the most common scalp conditions, with photos and treatments. Want to know what that bump, sore, scabs or red irritation on your scalp means? Here are the most common scalp conditions ...
The Fischer–Saller scale, named after Eugen Fischer and Karl Saller is used in physical anthropology and medicine to determine the shades of hair color. The scale uses the following designations: A (very light blond), B to E (light blond), F to L (), M to O (dark blond), P to T (light brown to brown), U to Y (dark brown to black) and Roman numerals I to IV and V to VI (red-blond).
3. Diet. You are what you eat — and what you eat (or don’t eat) can affect your hair health. Certain diets, particularly those that lead to deficiencies in minerals and vitamins such as ...
Crusting and flaking: The scalp may develop crusty patches or flaky skin. It may also develop blisters that break open or crust over. Hair loss: In severe cases, hair in the affected area may fall ...
“Signs that scalp scabs may be related to an infection or underlying health condition include persistent itch, redness, pus, hair loss, or lack of response to over-the-counter treatments ...
In microsporosis, the lesion is a small red papule around a hair shaft that later becomes scaly; eventually the hairs break off 1–3 mm above the scalp. This disease used to be caused primarily by Microsporum audouinii , but in Europe, M. canis is more frequently the causative fungus.