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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 |