Macules and papules primary care dermatology society uk. Learn dermatology with free interactive flashcards. Macule a small patch of skin that is altered in colour but is not elevated. Raised, and soft or wobbly either sessile broadbased or pedunculated on a stalk skin tag skin folds a common site.
A plaque has been described as a broad papule, or confluence of papules equal to or greater than 10 mm, 30 or alternatively as an elevated, plateau. A raised solid lesion is a papule when it is less than 1 cm. Papule a small solid elevation of the skin less than 1 cm in diameter. Larger areas of discoloration are known as patches. Angiosarcoma early stage copied with kind permission from derrmatoweb lesions may initially be subtle with bruises or thin redpurple patches and plaques. Primary lesions include the macule, papule, patch, plaque, vesicle, bulla, nodule, tumor, wheal, purpura, and pustule. Dichiara, phd, is a former research scientist and published writer specializing in oncology. Maculopapular rash may be mistakenly called macule, papule, patch, nodule, plaque, vesicle, or pustule.
Macules often require no treatment, but laser surgery, cryosurgery, and regular surgical excision of the macule can be. Hello everyone, today we will discuss functions of skin different morphological skin lesions i. Mass located in dermis or subcutaneous fat may be solid or soft 6. Macule,papule, vesicle, pustule, plaque terminology of skin lesions according to morphology of lesion as shown in the table lets go in to a bit detail divided in to 4 groups 1. Started in 1995, this collection now contains 6769 interlinked topic pages divided into a tree of 31 specialty books and 732 chapters. A medicated adhesive patch placed on the skin to deliver a specific dose of medication into the bloodstream. Aug 20, 2019 a papule is a raised area of skin tissue thats less than 1 centimeter around. A primary lesion that has been changed by manipulation, medication or time. As a noun papule is a small, inflammatory, irritated spot on skin. Dermatology papule and plaque a papule is a circumscribed, solid elevation of skin with no visible fluid, varying in area from a pinhead to 1 cm.
Usually multifocal dark bluepurple lesions start off flat, then become raised and tumid growing up to 3 cm in diameter. It can be brown, purple, pink or red in color, and can cluster into a papular rash. Primary lesions macule patch papule plaque nodule tumor vesicle bulla pustule cyst secondary lesions scale crust excoriationlichenificationmaceration fissure erosion ulcer distinct lesions whealhive burrow comedone atrophy keloid fibrosis petechiae telangiectasis milium plaque. In this case there is also very marked erythema with the usual sparing of perioral and periorbital skin.
Macule, papule, patch, plaque, wheal, nodule, tumor, vesicle, bulla, pustule, cyst. Purpuric macule of the right axilla mdedge dermatology. Plaque psoriasis is a chronic autoimmune condition. Definition nci a patch intended for administration to the skin. Papule is a solid, elevated lesion with no visible fluid which may be up to. Papules can be brown, purple, pink or red in color, and can cluster into a papular rash. Primary lesions macule patch papule plaque nodule tumor vesicle bulla pustule cyst secondary lesions scale crust excoriationlichenificationmaceration fissure erosion ulcer distinct lesions whealhive burrow comedone atrophy keloid fibrosis petechiae telangiectasis milium pustule. A macule is a flat lesion smaller than 1 cm and a patch is a flat lesion larger than 1 cm. Maculues can be caused by any number of things, and may be a cause for concern in some cases, or an utterly unremarkable finding in others. Macule, papule, patch, plaque, vesicle, bulla, and others. The questions and 6 haberman et al journal of the american academy of dermatology primary lesions secondary and otr lesions under 1 cm. Well demarcated red plaque rough, scaling or moist surface.
Macule and patch papule and plaque vesicle and bulla pustule and cyst nodule and tumor wheal. Dermatology nomenclature small lesions macule flat, cirumscribed, colored, non palpable. Fibroepithelioma of pinkus the most common site is the lower trunk. Pustule raised, palpable, pus filled leukocytes or keratin large lesions 0. What is the shape of this 3 cm lesion which because it is large, elevated and not deep is a plaque, quite different from the plaque in slide one but still a plaque. If the lesion is flat, then it will be either a macule or patch. This file is licensed under the creative commons attributionshare alike 3. They may open when scratched and become infected and crusty. Plaque a large flatter elevation of the skin, sometimes formed by papules coalescing. A papule is a circumscribed, solid elevation of skin with no visible fluid, varying in size from a pinhead to less than either 5 or 10 mm in diameter at the widest point.
Nov 26, 2019 a macule is a flat, distinct, discolored area of skin less than 1 centimeter cm wide. Macule flat lesion less than 1 cm, without elevation or depression. Primary lesion a lesion directly associated with the disease process that is described with established dermatological terminology. To differentiate these skin lesions from each other, here are the pictures of each. Physicians refer to flat skin spots on the skin as macules, as opposed to papules. How to tell if a macule is skin cancer verywell health. Solid lesions can be described as either a papule, plaque, nodule, or wheal. Define macule patch papule plaque nodule cyst vesicle bullae pustule lichenification erythema purpura categories. Maculopapular rash pictures, causes, diagnosis 2020. Definition chv a patch of skin that is discolored but not usually elevated. A common example is the eosinophilc plaque seen in some cats with allergic skin disease. The patch stage appears as red macules that blend into larger plaques. May 04, 2020 a macule is a spot of discoloration on the skin which is smaller than a third of an inch one centimeter across. A macule is a discolored patch of skin that is not elevated and is less than one centimeter in diameter.
It can appear in a variety of shapes, colors, and sizes. Larger nonblisterform elevated lesions may be termed nodules. Description of skin lesions and dermatologic disorders learn about from the msd manuals medical professional version. If it is macular, you cannot feel the involved area. Choose from 500 different sets of dermatology flashcards on quizlet. Primary lesions macule patch papule plaque nodule tumor vesicle bulla pustule cyst. It appears on the skin in patches of thick, red, scaly skin. Macule, papule, patch, plaque, vesicle, bulla, and others secondary lesion modification of a primary lesion that results from evolution of the primary lesion, traumatic injury, or other external factors. Oct 24, 2008 define macule patch papule plaque nodule cyst vesicle bullae pustule lichenification erythema purpura categories. Clinically, avl can present as a papule or erythematous patch that manifests 3. Doru paul, md, is boardcertified in internal medicine, medical oncology, and hematology. Raised lesion less than 510 mm larger than 10mm plaque or nodule wart, actinic keratosis patch. The elevation may be accounted for by metabolic deposits, infiltrates, or hyperplasia of cellular elements, etc. Bacterial skin infection cellulitis and erysipelas clinical presentation, pathology.
Study w definition first quizlet does not allow the term to be a picture. Angiosarcoma copied with kind permission from derrmatoweb. A papule is a circumscribed, solid elevation of skin with no visible fluid, varying in area from a pinhead to 1 cm. Fundamentals of dermatology describing rashes and lesions camls. Fundamentals of dermatology describing rashes and lesions. Papules may open when scratched and become infected and crusty. The learningallthatnewdermatologyterminology selfquiz. Dermatology for the nondermatologist may 30 june 3, 2018 2 fundamentals of dermatology daniel j. Click to zoom diffuse papular eruption the ventrum of a dog with dermatophytosis. Patch a large area of colour change, with a smooth surface. Plaque flat, elevated lesion, usually greater than 1 cm. Dermatology harriet lane handbook unbound medicine. A discrete, solid, elevated body usually less than or equal to 0.
A circumscribed change in the color of skin that is neither raised nor depressed. Description of skin lesions dermatologic disorders msd manual. Cutaneous neurofibroma pink to skin coloured generally domeshaped but can be pedunculated. Principles of dermatology knowledge for medical students. Raised papule nodule primary care dermatology society. A papule is a raised area of skin tissue thats less than 1 centimeter around. Primary skin lesions macule patch papule plaque nodule vesicle bulla pustule abscess wheal cyst. Terminology of skin lesions dermatology medbullets. Large macule 1 cm, also used to describe large macule with scale 3. Start studying derm macules and papules and patches, oh my learn vocabulary, terms, and more with flashcards, games, and other study tools. A macule that is greater than 1cm in diameter is technically called a patch. This interaction between the physician and the computer takes place at a computer terminal. A macule is a flat, distinct, discolored area of skin less than 1 centimeter cm wide. Irregular plaque like lesion resulting from abnormal healing and extends beyond the borders of initial wound hyperkeratosis increased thickness of stratum corneum seen in chronic dermatitis.
Patch dermatology a flat skin lesion 1 cm in size that differs in color from surrounding skin. Atypical vascular lesion avlquiz image, named by fineberg and rosen, 1 is a vascular lesion that arises on mammary skin with a history of radiation exposure. Papules are further classified by shape, size, color, and surface change. You may do so in any reasonable manner, but not in. Nodule dermatology an elevated lesion, 1 cm in both diameter and depth.
It doesnt involve any change in the thickness or texture of the skin. Solar radiation is a major cause of cutaneous melanoma, and exposure to ultraviolet radiation, particularly when resulting in severe sunburn, is a significant risk factor for melanoma. Patch flat lesion greater than 1 cm, without elevation or depression. Raised papule nodule primary care dermatology society uk. That is, with your eyes closed, you cannot discern a boundary to the lesional area.
1364 91 52 1298 740 935 85 992 1131 697 77 367 713 1476 940 259 1295 922 477 1033 1015 519 1517 107 866 658 1230 858 1004 1425 422 870 646 930 979 403 857 368