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a hereditary condition characterized by a partial or total lack of melanin pigment (particularly in the eyes, skin, and hair)
apocrine sweat gland
One of the large dermal exocrine glands located in the axilla and genital areas. It secretes sweat that, in action with bacteria, is responsible for human body odor.
instrument containing a needle or blade used during surgery to burn through tissue by means of electrical current
Hereditary condition in which the skin resembles fish scales and is dry, rough, and scaly.
Outermost layer of the epidermis, which consists of flattened, keratinized (horny) cells.
increased growth of cells in the keratin layer of the epidermis caused by pressure or friction
exanthematous viral disease
Rash (exanthem) of skin due to viral infection; measles (rubeola) and chicken pox (varicella) are examples.
scrapings from skin lesions hair specimens or nail clippings are sent to the lab for culture and microscopic examination
Bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted-over lesions.
chronic, recurrent dermatosis marked by itchy, scaly, red plaques covered by silvery gray scales
a chronic progressive disease of the skin with hardening and shrinking of connective tissue.
Suspected malignant skin lesions are removed and sent to the pathology laboratory for microscopic examination.
Reaction of the body to a substance by observing the results of injecting the substance intradermally (within the dermis) or applying it topically to the skin.
systemic lupus erythematosus
chronic autoimmune inflammatory disease of collagen in the skin, of joints, and of internal organs
also hives; an acute allergic reaction in which round wheals (welts) develop on the skin, usually accompanied by intense itching
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