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Keratosis pilaris (KP; also follicular keratosis, lichen pilaris, or colloquially chicken skin. [1]) is a common, autosomal-dominant, genetic condition of the skin's hair follicles characterized by the appearance of possibly itchy, small, gooseflesh-like bumps, with varying degrees of reddening or inflammation. [2]
Psoriasis rashes typically go through cyclical periods of flare-ups, which can last for weeks or months, the Mayo Clinic says. Other symptoms: In addition to the skin, psoriasis can sometimes also ...
Rosacea. What it looks like: Rosacea causes redness and thick skin on the face, usually clustered in the center.Easy flushing, a stinging sensation, and small, pus-filled pimples are other common ...
Follicular hyperplasia can be distinguished among other diseases by observing the density of a lymph follicle on low magnification. Lymph nodes with reactive follicles contain extensions outside its capsule, follicles present throughout the entire node, obvious centroblasts and the absence or diminishing mantle zones .
Pig skin especially shares similar epidermal and dermal thickness ratios to human skin: pig and human skin share similar hair follicle and blood vessel patterns; biochemically the dermal collagen and elastin content is similar in pig and human skin; and pig skin and human skin have similar physical responses to various growth factors. [1] [2]
6. Purple spots on your hands and feet. These could be a sign of a bacterial infection of the heart, Kroshinsky said. 7. A circular-shaped rash in an area where Lyme disease is endemic.
PVA usually has an underlying cause, attributed to existing skin diseases and disorders associated with a cutaneous lymphoma or inflammation. [5] Mycosis fungoides is the common lymphoma believed to cause PVA, although it may be considered a precursor when the lymphoma is occult (hidden) and undiagnosed. [5]
A seborrheic keratosis is a non-cancerous skin tumour that originates from cells, namely keratinocytes, in the outer layer of the skin called the epidermis.Like liver spots, seborrheic keratoses are seen more often as people age.