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Acanthosis nigricans is a medical sign characterised by brown-to-black, poorly defined, velvety hyperpigmentation of the skin. [1] It is usually found in body folds, [2] such as the posterior and lateral folds of the neck, the armpits, groin, navel, forehead and other areas.
Beyond scabs, symptoms of psoriasis include fine scaling, thick plaques, itching, bleeding, and a silver-gray sheen. Psoriasis occurs when a person’s immune system incorrectly signals the skin ...
Small, itchy bumps: These may be red, white, or yellow and can appear around the hair follicles. They can be mistaken for acne . Pain or tenderness: The affected areas might be sore or painful to ...
Symptoms are amplified around regions that were covered by wet clothing, such as bathing suits. Sycosis vulgaris, sycosis barbae, or barber's itch is a staphylococcal infection of the hair follicles in the bearded area of the face, usually the upper lip. Shaving aggravates the condition.
Tinea capitis (herpes tonsurans, ringworm of the hair, ringworm of the scalp, scalp ringworm, tinea tonsurans) Tinea corporis (ringworm, tinea circinata, tinea glabrosa) Tinea corporis gladiatorum; Tinea cruris (crotch itch, eczema marginatum, gym itch, jock itch, ringworm of the groin) Tinea faciei; Tinea imbricata (tokelau) Tinea incognito ...
It causes skin cells to grow rapidly and build up on the skin, causing itchy, scaly patches of thick, red skin. These psoriasis patches can occur everywhere — including the scalp.
The symptoms of seborrhoeic dermatitis, on the other hand, tend to appear gradually, from dry or greasy scaling of the scalp to scaling of facial areas, sometimes with itching, but without hair loss. [22] In newborns, the condition causes a thick and yellowish scalp rash, often accompanied by a diaper rash.
The cause of the leaky capillaries is usually not known. [7] When the red blood cells escape the blood vessels, they end up close under the skin surface, where they break apart, releasing hemoglobin, which in turn breaks apart, releasing Iron. [7] (Iron is the part of hemoglobin that enables it to transfer oxygen from the lungs to the cells and ...