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Based on clinical examination, skin biopsy. Treatment. Electrodesiccation and curettage, cryotherapy. A seborrheic keratosis is a non-cancerous (benign) 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.
Yellowjacket or yellow jacket is the common name in North America for predatory social wasps of the genera Vespula and Dolichovespula. Members of these genera are known simply as " wasps " in other English-speaking countries. Most of these are black and yellow like the eastern yellowjacket (Vespula maculifrons) and the aerial yellowjacket ...
Vespula squamosa, or the southern yellowjacket, is a social wasp. This species can be identified by its distinctive black and yellow patterning and orange queen. [1] This species is typically found in eastern North America, and its territory extends as far south as Central America. [1] Within these territories, they create enormous, multiple ...
The exact cause of lentigo in cats is not well understood, but it is believed to be linked to genetics. As a result, the condition is more prevalent in certain cat colors or patterns. Orange ...
Seborrhoeic dermatitis. Seborrhoeic dermatitis (also spelled seborrheic dermatitis in American English) is a long-term skin disorder. [4] Symptoms include flaky, scaly, greasy, and occasionally itchy and inflamed skin. [2][3] Areas of the skin rich in oil -producing glands are often affected including the scalp, face, and chest. [4]
Vespula inexpectata Landolt et al., 2010 (Missp.) The eastern yellow jacket or eastern yellowjacket (Vespula maculifrons) is a wasp found in eastern North America. [1] Although most of their nests are subterranean, they are often considered a pest due to their nesting in recreational areas and buildings. [2]
Wasps come in a variety of colors — from yellow and black to red and blue — and are split into two primary groups: social and solitary. Most wasps are solitary, non-stinging insects that do ...
Actinic keratosis (AK), sometimes called solar keratosis or senile keratosis, [1] [2] is a pre-cancerous [3] area of thick, scaly, or crusty skin. [ 4 ] [ 5 ] Actinic keratosis is a disorder ( -osis ) of epidermal keratinocytes that is induced by ultraviolet (UV) light exposure ( actin- ).