The legacy of this great resource continues as the Merck Manual in the US and Canada and the MSD Manual in the remainder of the world. Examples: impetigo, acne. Epub 2011 Apr 20 doi: 10.1159/000324903. Unless they are peracute, these lesions are typically accompanied by inflammation in the superficial dermis and may be accompanied by epidermal hyperplasia, particularly at … It is accompanied by peripheral inflammatory flush. Please confirm that you are a health care professional. Xanthomas, which are yellowish, waxy lesions, may be idiopathic or may occur in patients who have lipid disorders. A combination procedure with double C-shaped skin incision and dual-floor burr hole method to prevent skin erosion on the scalp and reduce postoperative skin complications in deep brain stimulation. Examples include molluscum contagiosum and herpes simplex. Reserve your copy today. Macule. Darier sign refers to rapid swelling of a lesion when stroked. Primary lesions of the skin are the first recognizable lesions in the skin. Pustules are common in bacterial infections and folliculitis and may arise in some inflammatory disorders including pustular psoriasis. 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. Serpiginous lesions have linear, branched, and curving elements. Traumatically induced lesions, including excoriations caused by the patient's fingernails, are typically linear. Such a lesion of the skin as erosion, often bothers men, women. Full thickness sores are ulcers. Some skin lesions have visible or palpable texture that suggests a diagnosis. Atrophy may be caused by chronic sun exposure, aging, and some inflammatory and neoplastic skin diseases, including cutaneous T-cell lymphoma and lupus erythematosus. An extensive language has been developed to standardize the description of skin lesions, including, Lesion type (sometimes called primary morphology), Lesion configuration (sometimes called secondary morphology). Example: Ruptured varicella vesicles. Sclerosis: Sclerosis refers to a circumscribed, diffuse hardening or induration in the skin. Disease or impairment of the skin’s normal function can lead to significant morbidity and mortality 1.. Health Assessment Skin (chapter 12) 31 Terms. In this lesson, we are going to discuss secondary lesions found on the skin. HA Integumentary Physical Exam 67 Terms. It is usually produced by induration of the dermis and/or subcutaneous tissue. Erosions can be subtle, shallow lesions with loss of only the upper layers of cells and may be difficult to identify. Learn more about our commitment to Global Medical Knowledge. Nikolsky sign is epidermal shearing that occurs with gentle lateral pressure on seemingly uninvolved skin in patients with toxic epidermal necrolysis and some autoimmune bullous diseases. Target (bull’s-eye or iris) lesions appear as rings with central duskiness and are classic for erythema multiforme. Merck and Co., Inc., Kenilworth, NJ, USA (known as MSD outside the US and Canada) is a global healthcare leader working to help the world be well. Park YS, Kang JH, Kim HY, Kang DW, Chang WS, Kim JP, Chang JW Stereotact Funct Neurosurg 2011;89(3):178-84. An enanthema is a lesion of the mucous membranes, such as the oral mucosa, conjunctiva and external genitalia. Last full review/revision Feb 2019| Content last modified Feb 2019, © 2020 Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Kenilworth, NJ, USA), © 2021 Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Kenilworth, NJ, USA, Cross-section of the skin and skin structures, Musculoskeletal and Connective Tissue Disorders. Are ulcers primary or secondary. Plaques may be flat topped or rounded. Erosion of the stomach is a lesion of the walls of the stomach, accompanied by one or more ulcers, or placed on the bottom surfaces of the body, as shown in the photo. The following are examples of skin lesions: Freckles are collections of brown pigment that typically occur in children, morphing into age-spots in adults. Some skin diseases are very prone to break down into sores. It occurs in patients with urticaria pigmentosa or mastocytosis. Fissure: linear, often painful breaks within the skin surface, as a result of excessive xerosis (dryness of skin). Translations in context of "skin erosion" in English-French from Reverso Context: Heat, moisture and sweat retention coupled with friction cause maceration, inflammation with erythema, burning and exsudation, and sometimes skin erosion. Psoriasis frequently exhibits this phenomenon, as may lichen planus, often resulting in linear lesions. Furthermore, skin lesions can be broken down into two major groups: primary and secondary. Distribution is random or patterned, symmetric or asymmetric. Scale is heaped-up accumulations of horny epithelium that occur in disorders such as psoriasis, seborrheic dermatitis, and fungal infections. Verrucous lesions have an irregular, pebbly, or rough surface. Atrophy also may result from long-term use of potent topical corticosteroids. Vitiligo may be patchy and isolated or may group around the distal extremities and face, particularly around the eyes and mouth. Examples include nevi, warts, lichen planus, insect bites, seborrheic keratoses, actinic keratoses, some lesions of acne, and skin cancers. This language, reviewed here, can be used to describe any skin finding. Examples of vesicle Chicken pox Herpes zoster 25. Configuration is the shape of single lesions and the arrangement of clusters of lesions. 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. MORPHOLOGY OF SKIN LESIONS: Secondary Skin Lesions Skin Lesion Secondary Skin Lesion Lesion that develops from trauma, manipulation (rubbing, scratching), complication (infection) of initial lesion, or develops naturally over time Primary Skin Lesion Initial lesion not altered by trauma, manipulation (rubbing, scratching), complication (infection), or natural regression over time. Superficial vascular lesions such as port-wine stains may appear red. Example of an Erosion. of skin lesion images obtained with standard cameras are presented. Partial loss of epidermis. Close inspection Size of the lesion(s) Assess the size of the lesion(s): measure their width and height (if raised). MORPHOLOGY OF SKIN LESIONS: Secondary Skin Lesions Skin Lesion Secondary Skin Lesion Lesion that develops from trauma, manipulation (rubbing, scratching), complication (infection) of initial lesion, or develops naturally over time Primary Skin Lesion Initial lesion not altered by trauma, manipulation (rubbing, scratching), complication (infection), or natural regression over time. Erosions are open areas of skin that result from loss of part or all of the epidermis. About the signs and symptoms of skin erosion, its causes of appearance and methods of treatment in … An aphtha is a painful, sharply circumscribed, round erosion with a diameter of 1 cm or less in the mucous membrane (Fig. The typical wheal lasts < 24 hours. Vesicle A small, fluid filled lesion, <0.5 cm in diameter, raised above the plane of surrounding skin. Example: Scratching, minor skin … Your skin is not only your largest organ but is also an integral component of the body’s defence system. Secondary lesions of herpes zoster. Vesicles are small, clear, fluid-filled blisters < 10 mm in diameter. Examples include nevi, warts, lichen planus, insect bites, seborrheic keratoses, actinic keratoses, some lesions of acne, and skin cancers. Each type of injury creates a complex set of skin responses, such as erythema, macules, papules, pustules, vesicles/bullae, erosion, and ulcers. Black skin lesions may be melanocytic, including nevi and melanoma. There are many risk factors for PUs, which include age > 65 years, decreased mobility, and impaired sensation, among others. Examples include warts and seborrheic keratoses. Reticulated lesions have a lacy or networked pattern. 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. WikiMatrix Their age is also shown by the rather mild nature of the reliefs, with a few peaks over 1000 m of altitude, presenting what remains of the superficial erosion which has partly left untouched the magmatic intrusions and the metamorphic rocks originated before the Variscan orogeny. Yellow skin is typical of jaundice, xanthelasmas and xanthomas, and pseudoxanthoma elasticum. Lesions of psoriasis and granuloma annulare commonly form plaques. Macules are flat, nonpalpable lesions usually < 10 mm in diameter. Erosion: An erosion is a discontinuity of the skin exhibiting incomplete loss of the epidermis, a lesion that is moist, circumscribed, and usually depressed. Examples include granuloma annulare, some drug eruptions, some dermatophyte infections (eg, tinea [ringworm]), and secondary syphilis. The pattern of multiple lesions or the shape of an individual lesion can be useful in narrowing the differential diagnosis. Erosion. Obviously, before we discuss them, we need to know what a skin lesion is! Plaques are palpable lesions > 10 mm in diameter that are elevated or depressed compared to the skin surface. Up to 5% of normal patients may exhibit this sign, which is a form of physical urticaria. Auspitz sign is the appearance of pinpoint bleeding after scale is removed from plaques in psoriasis. A patch is a large macule. Large areas of purpura may be called ecchymoses or, colloquially, bruises. Orange skin is most often seen in hypercarotenemia, a usually benign condition of carotene deposition after excess dietary ingestion of beta-carotene. Koebner phenomenon describes the development of lesions within areas of trauma (eg, caused by scratching, rubbing, or injury). Crust: The thickened, dried-out exudate left when vesicles/pustules burst or dry up. Define and give an example of these secondary lesions: crust, scale, fissure, erosion, ulcer. Now on sale in the Medical Bookstore. Green fingernails suggest Pseudomonas aeruginosa infection. ... Ch 23: Skin Lesions 58 Terms. The trusted provider of medical information since 1899, Lesion Configuration (Secondary Morphology). Bullae also may occur in inherited disorders of skin fragility. Ulcers. Erosion is an eating away of a surface. Specific types are listed below. We do not control or have responsibility for the content of any third-party site. (NICHD) Urticaria (wheals or hives) is characterized by elevated lesions caused by localized edema. Depressed Elevated Crust/Scab (dried serum, blood, or pus overlying the lesion) Scale (dry, thin or thick flakes of skin overlying the lesion) Lichenification (thickened skin with accentuation of normal skin lines) Hypertrophic Scar (within boundary of injury) Keloid Scar (extend beyond boundary of injury) Atrophic Scar (fibrotic replacement of tissue at site of injury) Ulcer (complete loss of epidermis extending into dermis or deeper; heals with scar) Erosion (partial loss of epidermis only; heals without scar) Fissure (linear slit-like cleavage of skin) Excoriation/Scratch (linear erosion induced by scratching). Palpable purpura is considered the hallmark of leukocytoclastic vasculitis. Deeper than erosions, involve dermis and/or deeper layers. Skin erosion: Skin erosion is a loss of some or all of the epidermis (the outer layer) leaving a denuded surface. Examples include some fungal and parasitic infections (eg, cutaneous larva migrans). From developing new therapies that treat and prevent disease to helping people in need, we are committed to improving health and well-being around the world. But nevertheless, we note that erosive lesions are mainly localized on the epithelium of the face, genitals, hands, mucous membrane of the oral cavity, and also in the area of natural folds. 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. Download MORPHOLOGY OF SKIN LESIONS: Secondary Skin Lesions Scheme, Print MORPHOLOGY OF SKIN LESIONS: Secondary Skin Lesions Scheme, MORPHOLOGY OF SKIN LESIONS: Secondary Skin Lesions. Causes include venous stasis dermatitis, physical trauma with or without vascular compromise (eg, caused by decubitus ulcers or peripheral arterial disease), infections, and vasculitis. Wheals are pruritic and red. The word "erosion" comes from the Latin "erodere" meaning to eat out. 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