Chapter 13 Flashcards
Alopecia
Baldness; hair loss
Annular
Circular shape to skin lesion
Bulla
Elevated cavity containing free fluid larger than 1 cm in diameter
Confluent
Skin lesions that run together
Crust
Thick, dried out exudate left on skin when vesicles or pustules burst or dry up
Cyanosis
Dusky blue color to skin or mucous membranes as a result of increased amount of non oxygenated hemoglobin
Erosion
Scooped- out, shallow depression in skin
Erythema
Intense redness of the skin due to excess blood in dilated superficial capillaries, as in fever or inflammation
Excoriation
Self-inflicted abrasion on skin due to scratching
Fissure
Linear crack in skin extending into dermis
Furuncle
Boil; suppurative inflammatory skin lesion due to infected hair follicle
Hemangioma
Skin lesion due to benign proliferation of blood vessels in the dermis
Iris
Target shape of skin lesion
Jaundice
Yellow color to skin, palate and sclera due to excess bilirubin in the blood
Keloid
Hypertrophic scar, elevated beyond site or original injury
Lichenification
Tightly packed set of papules that thickens skin; caused by prolonged intense scratching
Lipoma
Benign fatty tumor
Maceration
Softening of tissue by soaking
Macule
Flat skin lesion with only color change
Nevus
Mole; circumscribed skin lesion fir to excess melanocytes
Nodule
Elevated skin lesion larger than 1 cm in diameter
Pallor
Excessively pale, whiteish-pink color to lightly pigmented skin
Papule
Palpable skin lesion smaller than 1 cm in diameter
Plaque
Skin lesion in which papules coalesce or come together
Pruritus
Itching
Purpura
Red-purple skin lesions due to blood in the tissues from breaks in blood vessels
Pustules
Elevated cavity containing thick, turbid fluid
Scale
Compact desiccated flakes of skin form shedding of dead skin cells
Telangiectasia
Skin lesion due to permanently enlarged and dilated blood vessels that are visible
Ulcer
Sloughing or necrotic inflammatory tissue that causes a deep depression in skin, extending to dermis
Vesicle
Elevated cavity containing free fluid up to 1 cm in diameter
Wheal
Raised red skin lesion due to interstitial fluid
Zosteriform
Linear shape of skin lesion along a nerve route