Abnormal Skin Findings Flashcards
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