Abnormal Skin Findings Flashcards
(24 cards)
Macule
flat, circumscribed, color variation, <1cm diameter
Macule examples
freckles, flat moles, measles
Papule
elevated, firm, circumscribed, <1cm diameter
Papule examples
warts, elevated nevi
Patch
flat, nonpalpable, irregularly shaped macules, >1cm diameter
Patch examples
Vitiligo, port-wine stains, mongolian spots
Plaque
elevated, firm, rough lesions, flat surface, >1 cm diameter
Plaque examples
psoriasis, seborrheic dermatitis, actinic keratosis
Wheal
elevated, irregularly shaped areas of cutaneous edema, solid transient, varying diameter
Wheal examples
insect bites/stings, hives, allergic reactions
Nodules
elevated, firm, circumscribed lesions that penetrate dermis, 1-2 cm diameter
Nodules example
Erythema ndoosum, lipomas
Tumor
elevated, solid lesions, penetrate deeper than dermis, >2cm diameter
Tumor examples
neplasms, benign tumors, lipomas
Vesicle
elevated, circumscribed, superficial lesions, filled with serous fluid, <1cm
Vesicle examples
chickenpox, shingles
Bullae examples
blisters, pemphigus vulgaris
Bullae
vesicles >1cm diameter
Pustule
elevated, superficial lesions, filled with purulent fluid
Pustule examples
impetigo, acne
Cysts
elevated, circusmcribed, encapuslated lesions, penetrate dermis or subcutaneous, filled with liquid or semisolid material
Cysts examples
sebaceous cysts, cysts, cystic acne
Telangiectasis
fine, irregular, red liens from capillary dilation
Telangiectasis examples
rosacea