| athlete’s foot | Fungus infection usually in the skin of the toes and
soles.
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| birthmark | Congenital blemish or spot
on the skin, visible at birth or soon after.
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| boil | Bacterial infection (furuncle) of the skin,
produced when bacteria enter a hair follicle.
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| carbuncle | Bacterial infection, similar
to a boil, that spreads into the subcutaneous tissues.
cyst (sist) Liquid-filled sac or capsule.
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| eczema | Noncontagious skin rash, often
accompanied by itching, blistering, and scaling.
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| erythema | Reddening of the skin due
to dilation of dermal blood vessels in response to
injury or inflammation.
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| herpes | Infectious disease of the skin
usually caused by the herpes simplex virus and characterized by recurring formations of small
clusters of vesicles.
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| keloid | Elevated, enlarging fibrous scar
usually initiated by an injury.
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| mole | Fleshy skin tumor (nevus) that is usually
pigmented; colors range from brown to black.
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| pediculosis | Disease produced by
an infestation of lice.
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| pruritus | Itching of the skin.
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| pustule | Elevated, pus-filled area.
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| scabies | Disease resulting from an
infestation of mites.
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| seborrhea | Hyperactivity of the
sebaceous glands, accompanied by greasy skin and
dandruff.
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| ulcer | Open sore.
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| urticaria | Allergic reaction of the
skin that produces reddish, elevated patches (hives).
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| wart | Flesh-colored, raised area caused by a
viral infection.
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