Chapter 16 Pathology

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Health

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32 Terms

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Acne
chronic papular and pastular eruption of the skin with increased production of sebum
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Alopecia
absence of hair from areas where it normally grows
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Basal Cell Carcinoma
malignant tumor of the basal cell layer of the epidermis
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Burns
injury to tissues caused by heat contact
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Cellulitis
diffuse, acute infection of the skin marked by local heat, redness, pain, and swelling
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Crust
collection of dried serum and cellular debris
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Cyst
thick-walled, closed sac or pouch containing fluid or semisolid material
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Ecchymosis
bluish-purplish mark on the skin
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Eczema
inflammatory skin disease with erythematous, papulorvesicular lesions
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Erosion
wearing away or loss epidermis
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Exanthematous Viral Disease
rash of the skin due to viral infection
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Fissure
groove or cracked-like sore
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Impetigo
bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted-over lesions
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Urticaria
acute allergic reaction in which red, round wheals appear on the skin; hives
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Macule
flat lesion measuring less than 1 cm in diameter
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Melanoma
a tumor of melanin forming cells
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Nodule
solid, round or oval elevated lesion 1 cm or more in diameter
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Papule
small, solid elevation of the skin (
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Petechial
small, pinpoint hemorrhage
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Polyp
growth extending from the surface of mucous membrane
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Pruritus
itching
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Psoriasis
chronic, recurrent dermatosis marked by itchy, scaly, red plaques covered by silvery gray scales
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Pustule
papule containing pus
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Scabies
contagious, parasitic infection of the skin with intense pruritus
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Scleroderma
chronic progressive disease of the skin and internal organs with hardening and shrinking of connective tissue
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Squamous Cell Carcinoma
malignant tumor of the squamous epithelial cell of the epidermis
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Systemic lupus erythematosus
chronic inflammatory disease of collagen in skin, joints, and internal organs
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Tinea
infection of the skin caused by fungus
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Ulcer
open sore on the skin or mucous membranes
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Vesicle
small collection of clear fluid
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Vitiligo
loss of pigment in areas of the skin
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Wheal
smooth, swollen papule or plaque that is redder or paler than surrounding skin