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