Macule. The word macular comes from the Latin macula meaning a small spot or blemish. Macule: what kind of pigment changes?       -lichenification Basic Dermatology Curriculum The members of the American Academy of Dermatology have a long history of involvement in medical student education. Maculues can be caused by any number of things, and may be a cause for concern in some cases, or … Primary Lesions       -macule      -patch RAISED LESIONS. Example: Vitiligo. Vitiligo, the loss of skin color associated with autoimmune disorders 2. in diameter is called a patch. 2. Macules represent a change in color and are not raised or depressed compared to the skin surface. Labial melanotic macules are differentiated from other entities by a combination of clinical and histologic features. They are often present from the time of birth and may grow or increase in number as a person gets older. Term Definition 1. Macules may be of any size or color. The skin surface is neither elevated or depressed in relation to the surrounding skin. It usually does not include a change in skin texture or thickness. circumscribed, flat, nonpalpable, small spot of skin color change. Dermatologists call small flat skin spots on the skin macules, as opposed to papules which are small solid bumps that rise up above the surrounding skin and vesicles which are small blisters that contain fluid (before they burst). ... Macule: definition.       -crust       -excoriation , pl. Papule A small, solid lesion, <0.5 cm in diameter, raised above the surface of surrounding skin & hence palpable. Define macule. macule synonyms, macule pronunciation, macule translation, English dictionary definition of macule. Tinea versicolor, dark or light patch… A macule is a spot of discoloration on the skin which is smaller than a third of an inch (one centimeter) across. Difference between Macule and Papule Definition. A papule can have distinct or indistinct borders. n. & v. Variant of mackle. © 2012 Farlex, Inc. The change in colour may result from pigment loss or excess, erythema, or haemorrhage. A cutaneous condition is any medical condition that affects the integumentary system—the organ system that encloses the body and includes skin, hair, nails, and related muscle and glands. 13. Macula definition, a spot or blotch, especially on one's skin; macule. Primary Lesions -macule-patch-papule -plaque -nodule -tumor -vesicle -bulla -pustule -cyst Secondary Lesions -scale -crust -excoriation-lichenification-maceration -fissure -erosion -ulcer Distinct Lesions -wheal/hive -burrow -comedone -atrophy -keloid -fibrosis -petechiae -telangiectasis -milium Papule A macule is a flat, distinct, discoloured area of skin. hyperpigmented hypopigmented erythematous The Language of Dermatology - The Lesions: Navigation. They are little spots or blemishes in the skin. Macule () Definition (CHV) a patch of skin that is discolored but not usually elevated: Definition (CHV) a patch of skin that is discolored but not usually elevated       -comedone       -plaque Search. 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. [2] [nb 1] Papules can be brown, purple, pink or red in color, and can cluster into a papular rash . Terms of Use.       -vesicle PATCH - A circumscribed, flat area of discoloration that is greater than 10 mm* in diameter. Segen's Medical Dictionary. They are little spots or blemishes in the skin.       -ulcer The macule of Plenck was inherited by Ferdinand Hebra 8 (1806-1880) and through the Vienna school of dermatology has spread around the world. Macule doesn’t alter the texture and thickness of the skin. A macule is a change in epidermis color, without elevation or depression and, therefore, nonpalpable, well or ill-defined [1], variously sized but, by convention, less than ten milimeters in diameter at the widest point. Macule medical definition, flashcards and ICD-10 codes. MedicineNet does not provide medical advice, diagnosis or treatment.       -keloid Macule: a circumscribed, flat lesion with color change up to 1 cm in size that is not palpable (e.g. A small spot, perceptibly different in color from the surrounding tissue. Conditions of the human integumentary system constitute a broad spectrum of diseases, also known as dermatoses, as well as many nonpathologic states. This curriculum was created by a work group of experienced dermatology educators and is based on the best available evidence. Started in 1995, this collection now contains 6856 interlinked topic pages divided into a tree of 31 specialty books and 737 chapters. Rosacea, Acne, Shingles, Covid-19 Rashes: Common Adult Skin Diseases. See additional information. ash leaf macules, café au lait macules). A papule is a raised area of skin tissue that’s less than 1 centimeter around.       -wheal/hive maculae (mak'yū-lă, -lē) 1. Ex: café-au-lait: Mongolian spot; freckle 2. home/medterms medical dictionary a-z list / macular (skin) definition. A macule greater than 2 cm. FPnotebook.com is a rapid access, point-of-care medical reference for primary care and emergency clinicians. Note -- Macular vision refers to the macula lutea (yellow spot), or simply as the macula, a spot in the retina where vision is keenest.       -milium, A macule is a small spot that is not palpable & that is < 1 cm. Macules are never large. The patient denied recent change in size or color of the lesion, prior trauma, or a personal or family history of similar lesions. Slight scale may or may not be present. Macule A circumscribed flat area of change in colour of the skin less than 1 cm in diameter. MACULE - A circumscribed, flat area of discoloration that is less than 10 mm* in diameter. Papules may be of various colors. Lesions       -bulla ©1996-2020 MedicineNet, Inc. All rights reserved.       -petechiae See more. A patch is a large macule. Macular (skin): Adjective referring to macules which are circumscribed changes in the color of skin that are neither raised (elevated) nor depressed. Dermatologists call small flat skin spots on the skin macules, as opposed to papules which are small solid bumps that rise up above the surrounding skin and vesicles which are small blisters that contain fluid (before they burst). Macular (skin): Adjective referring to macules which are circumscribed changes in the color of skin that are neither raised (elevated) nor depressed. Macules may be a sign of something serious or mean absolutely nothing at all. Overview. Patch Same as macule but exceeding 1 cm in diameter. May have scaling. The word macule comes from the Latin macula meaning a … The major function of this system is as a barrier against the external environment. Dermatology: An Illustrated Colour Text. Lesion Selectors >. These blemishes or skin discoloration is caused by various causes. On physical examination, there was a 5×2-mm, solitary, ill-defined pink macule on the right side of the abdomen.       -fissure A macule is a flat, distinct, discolored area of skin. PAPULE - A circumscribed, elevated, solid lesion that is less than 10 mm* in diameter.       -fibrosis macule A small, flat, coloured spot, usually understood to mean on a surface, in particular of the skin or mucosal surface. They are entirely flat and can only be appreciated by visual inspection; they cannot be seen from the side. References Gawkrodger DJ, Ardern-Jones MR. Terminology of skin lesions. It doesn’t involve any change in the thickness or texture of the skin.       -scale It can appear in a variety of shapes, colors, and sizes. A macule is a flat, distinct, discolored area of skin less than 1 centimeter (cm) wide. Solar lentigo (high power) with increased basal layer pigmentation AND increased melanocyte numbers. Definition of macule : a patch of skin that is altered in color but usually not elevated … erythema migrans is defined as a skin lesion that typically begins as a red macule or papule and expands over a period of … Patch: definition. a macule greater than 1cm in diameter. Examples include freckles, flat moles, tattoos, and port-wine stains, and the rashes of rickettsial infections, rubella, measles (can also … Even birthmarks may be considered a type of macule. Terms of Use. Free.       -maceration Eg :- Vitiligo, melasma, pityriasis alba 12.  Distinct Lesions       -cyst Macules are never large. Macules can feature in any number of common and uncommon medical conditions, including: 1. 6th ed. ©1996-2021 MedicineNet, Inc. All rights reserved. A macule is a discolored patch of skin, flat, distinct, neither raised (elevated) nor depressed – less than 1 centimeter (cm) wide. Figure 3. Labial melanotic macule (low power); mild acanthosis without elongation of rete ridges. PATCH A large macule is called patch (>1cm in size). Macule definition: → macula | Meaning, pronunciation, translations and examples  Secondary It usually does not include a change in skin texture or thickness. Erythematous macules are common in inflammatory diseases of the superficial dermis, such as allergies. Macule: Macules are circumscribed alterations in skin color.       -tumor       -erosion       -pustule Larger areas of discoloration are known as patches. The confrontation between Willan's and Plenck's definitions of macule is now over; Plenck's macule prevails. Definition: They occur most often on the medial aspects of the lower legs and is the most common etiology of leg ulcers-it is common in people with CHF and incompetent leg vein valves with significant bilateral swelling of the legs, brown dyspigmentation, and petechiae Term: What are arterial ulcers? A skin condition, also known as cutaneous condition, is any medical condition that affects the integumentary system—the organ system that encloses the body and includes skin, hair, nails, and related muscle and glands. They are entirely flat and can only be appreciated by visual inspection; they cannot be seen from the side. Macule. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Start studying Dermatology. Diagnosis confirmation. Example: Freckle. A macule that is greater than 1cm in diameter is technically called a patch. Macular degeneration pertains to the macula and involves partial or total loss of macular vision.       -telangiectasis Macule.       -nodule       -burrow In: Gawkrodger DJ, Ardern-Jones MR, eds. A 38-year-old woman presented with an asymptomatic lesion on the abdomen. Nodule: a circumscribed, elevated solid lesion with depth up …       -atrophy       -papule A macule is a small spot that is not palpable & that is < 1 cm. On one 's skin ; macule change up to 1 cm in diameter pages divided into a tree 31. Care and emergency clinicians Labial melanotic macule ( low power ) ; mild acanthosis without elongation of rete.... Medical dictionary a-z list / macular ( skin ) definition surface is neither elevated or depressed in relation the... Feature in any number of common and uncommon medical conditions, including: 1 with color change to macula...: Mongolian spot ; freckle 2 of rete ridges or thickness macule on the best available.. 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