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Derm Path Vocab
Vocab for Derm path
Question | Answer |
---|---|
Dermatitis | Inflammation of the skin |
Dermatopathy or Dermatosis | Non-inflammatory skin diseases, predominantly alopecic diseases |
Dystrophy | Usually follicular and implies a hereditary condition |
Atrophy | Can be acquired, there are some epidermal and dermal atrophies but most atrophy is also follicular |
Alopecia | Hair loss |
Erythema | Redness of skin due to congestion of capillaries |
Macule | Flat, circumscribed lesion of altered skin color |
Papule | Circumscribed, solid elevation of skin (<1 cm) |
Pustule | Small, circumscribed accumulation of pus within the epidermis or within a hair follicle |
Pruritus | Itching |
Scale | Thin, platelike accumulation of stratum corneum on surface of skin |
Crust | Material formed by drying of exudates or secretion on the skin surface |
Urticaria | Usually transient vascular reaction in the upper dermis consisting of edema manifested clinically as wheals (hives); a more superficial version of angioedema |
Angioedema | Vascular reaction involving the deep dermis or subcutis and consisting of edema manifested as giant wheals and caused by dilation and increased permeability of capillaries (deeper version of urticaria) |
Excoriation | Secondary lesion; superficial loss of epithelium due to physical trauma (scratching) |
Pyoderma | Pyogenic bacterial infection of the skin |
Vesicle | Small blister within the epidermis or at or below the dermal-epidermal interface (<1 cm) |
Blister (vesicle or bulla) | localized collection of fluid usually in or beneath epidermis; note that “bulla” is also used in lung for a subpleural accumulation of air/gas |
Bulla | large blister (>1 cm) |
Lichenification | thickening of skin with accentuation of skin creases; the microscopic appearance of lichenification is thickened epidermis, known as “acanthosis” |
Intertrigo | dermatitis that develops because of friction between apposing skin surfaces (e.g., adjacent folds) |
Paronychia | inflammation of skin around nails |
Onychodystrophy | abnormal formation of the nail |
Onychomadesis | sloughing of nails |
Onychomycosis | fungal (mycotic) infection of nail, akin to athlete’s foot of the nail(s); sometimes used interchangeably with fungal paronychia |
Effluvium | shedding of hair |
Glabrous | largely hairless, smooth as the skin of the scrotum |
Hypotrichosis | less hair than normal |