chronic inflammatory skin condition which causes accelerated proliferation of epidermal cells.
rough, raised mass from virally induced cell growth called hyperplasia
skin cancer that arises in the basal, or deepest, layer of the epidermis
skin infestation caused by burrowing parasitic mites; areas most affected by are the webbing between the fingers, creases of the wrists, elbows and knees, the waistline, the axillae, under the breasts, and lower buttocks
acute, localized viral infection of the skin; may lie dormant then reappear by traveling down a dermatome
Common bacterial skin infection; inflammation forms at the site, sometimes with fever and small spots on the surface of reddened skin
areas of dead skin that can extend downward into the epidermis, dermis, subcutaneous tissue, or underlying bones and joints; found typically at bony prominences
Raised red welts, frequently itchy; usually a reaction to certain foods or drugs
Benign (non cancerous) clusters of pigmented skin cells that produce spots that are darker than their surroundings; can be raised
Flattened lump of fat cells, usually less than 2′ in diameter, in a capsule in the subcutaneous layer
chronic inflammatory condition of the sebaceous glands marked by an increase in the amount of and changes in the quality of their secretions.
Bacterial, fungal, or viral infection of hair follicle