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Squamous cell carcinoma (SCC): The second most common skin cancer, SCC usually develops as a firm red bump that has a bit of crust in the center. They can sometimes resemble a wound, a burn scar ...
What it looks like: The most recognizable reaction on this list is the bullseye rash—a large, red, target-like rash that signals the early stages of Lyme disease from the bite of an infected ...
Peripheral sections may look like nests, but do not display atypia, nuclei are smaller, and serial sections will reveal the rest of the hair follicle. Squamous-cell carcinoma of the skin Yet, a high prevalence means a relatively high incidence of borderline cases, such as basal-cell carcinoma with squamous cell metaplasia (H&E stain at left in ...
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.
Cherry angioma, also called cherry hemangioma [1] or Campbell de Morgan Spot, [2] is a small bright red dome-shaped bump on the skin. [3] It ranges between 0.5 – 6 mm in diameter and usually several are present, typically on the chest and arms, and increasing in number with age. [3] [4] If scratched, they may bleed. [5]
It often appears as a painless raised area of skin that may be shiny with small blood vessels running over it or may present as a raised area with an ulcer. [1] Squamous-cell skin cancer is more likely to spread. [5] It usually presents as a hard lump with a scaly top but may also form an ulcer. [2] Melanomas are the most aggressive.
A rash is a change of the skin that affects its color, appearance, or texture.. A rash may be localized in one part of the body, or affect all the skin. Rashes may cause the skin to change color, itch, become warm, bumpy, chapped, dry, cracked or blistered, swell, and may be painful.
Fungal infections like Malassezia: This type of yeast is typically present on the skin but can overgrow and cause folliculitis, especially in oily or humid conditions. Excess sebum production .