WebJul 27, 2024 · About 7.5 million people in the United States have psoriasis, which causes itchy, scaly patches of thick, red, dry skin called plaques. Psoriasis plaques can consist of a few spots of dandruff ... WebPimples on the arms can develop when your pores get clogged with: dead skin cells. bacteria. dirt. oil. Skin cancers may or may not cause itchiness. This cause of arm bumps …
Seborrheic dermatitis - Symptoms and causes - Mayo Clinic
WebIt appears as skin lesions that are red to purplish large pimples, plaques (raised or lowered, flat lesions), or nodules (bumps) on the arms or upper body. There may be only a single lesion, but there can sometimes be a few. Primary cutaneous follicle center lymphoma: This is the most common B-cell lymphoma of the skin. It tends to grow slowly. WebJan 24, 2024 · What it looks like: Also called urticaria, hives are raised welts in the skin that appear red or discolored. They range in size from small bumps to larger patches. Other symptoms to note: Hives... journal of energy storage 小木虫
Scaly patch on top right side of lip : r/Dermatology - Reddit
WebAug 22, 2024 · Instead, it’s the direct effect of an irritant or toxin on the skin. Irritant contact dermatitis in your armpit can also be caused by deodorants, antiperspirants, soaps, or body washes. The rash is red, rough, or scaly. In severe cases, it can cause blisters. 2 WebFeb 6, 2024 · The spots often start as slightly red, scaly patches on the face, upper arms, neck, and upper middle section of the body. Tinea versicolor is caused by a fungal infection and leads to patches of discolored skin with a fine, dry, scaly surface. Hansen's disease (leprosy) is a bacterial infection that can also cause discolored patches of skin. WebFeb 13, 2024 · Patch: A flat lesion that is different in color and greater than 0.5 centimeter (0.2 inch) in size. Plaque: A lesion that is raised like a papule and is greater than 1-2 centimeter (0.4 to 0.8 inch) in size. It is solid, rough, and flat-topped. Vesicle: A fluid-filled blister less than 0.5 centimeter (0.2 inch) in size. how to lower leukocytes