Macules represent a change in color and are not raised or depressed compared to the skin surface. A patch is a large macule. Examples include freckles, flat moles, tattoos, and port-wine stains. Capillary Malformations Capillary malformations are present at birth and appear as flat, pink, red, or purplish lesions.
Macules represent a change in color and are not raised or depressed compared to the skin surface. A patch is a large macule. Examples include freckles, flat moles, tattoos, and port-wine stains. Capillary Malformations Capillary malformations are present at birth and appear as flat, pink, red, or purplish lesions.
Match the description to the correction lesion or distribution name: Netlike cluster. Reticular. Match the description to the correction lesion or distribution name: Loss of epidermis and dermis. Ulcer. Match the description to the correction lesion or distribution name: Loss of skin markings and full skin thickness.
Oct 07, 2020 · PTS: 1 REF: Page 1647 MATCHING Match the descriptions of the skin lesions with the disorder where it is found. _____ A. Elevated, firm circumscribed area less than 1 cm in diameter _____ B. Elevated, firm, and rough lesion with a flat top surface greater than 1 cm in diameter _____ C. Flat circumscribed area that is less than 1 cm in diameter _____ D. Elevated …
Crusts (scabs) consist of dried serum, blood, or pus. Crusting can occur in inflammatory or infectious skin diseases (eg, impetigo ). Erosions are open areas of skin that result from loss of part or all of the epidermis. Erosions can be traumatic or can occur with various inflammatory or infectious skin diseases.
Yellow skin is typical of jaundice , xanthelasmas and xanthomas, and pseudoxanthoma elasticum . Green fingernails suggest Pseudomonas aeruginosa infection. Violet skin may result from cutaneous hemorrhage or vasculitis . Vascular lesions or tumors, such as Kaposi sarcoma and hemangiomas, can appear purple.
Macules are flat, nonpalpable lesions usually < 10 mm in diameter. Macules represent a change in color and are not raised or depressed compared to the skin surface. A patch is a large macule. Examples include freckles, flat moles, tattoos, and port-wine stains, and the rashes of rickettsial infections, rubella, measles (can also have papules and plaques), and some allergic drug eruptions.
The typical wheal lasts < 24 hours. Scale is heaped-up accumulations of horny epithelium that occur in disorders such as psoriasis , seborrheic dermatitis , and fungal infections. Pityriasis rosea and chronic dermatitis of any type may be scaly. Crusts (scabs) consist of dried serum, blood, or pus.
Examples include nevi, warts, lichen planus , insect bites, seborrheic keratoses , actinic keratoses , some lesions of acne , and skin cancers .
The term maculopapular is often loosely and improperly used to describe many red rashes; because this term is nonspecific and easily misused, it should be avoided. Plaques are palpable lesions > 10 mm in diameter that are elevated or depressed compared to the skin surface. Plaques may be flat topped or rounded.
Palpable purpura is considered the hallmark of leukocytoclastic vasculitis. Purpura may indicate a coagulopathy. Large areas of purpura may be called ecchymoses or, colloquially, bruises. Atrophy is thinning of the skin, which may appear dry and wrinkled, resembling cigarette paper.