Dermatology Book

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Macule

Aka: Macule, Patch
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  1. Description
    1. Non-palpable flat lesion with skin color change
    2. Patches are Macule that are >3-4 cm in diameter
  2. Signs
    1. Macules are flat and not palpable
      1. If raised, then consider Papule or Plaque
      2. Methods to determine if lesion raised
        1. Side lighting
        2. Careful palpation
    2. Color
      1. Hypopigmentation (e.g. Vitiligo)
      2. Hyperpigmentation
        1. Melanin (e.g. Cafe-Au-Lait Spots)
        2. Hemosiderin (e.g. Mongolian Spots)
      3. Vascular changes (e.g. Capillary Hemangioma)
  3. Examples
    1. Drug Eruption
    2. Systemic Lupus Erythematosus or Discoid Lupus
    3. Pityriasis Rosea
    4. Seborrheic Dermatitis
    5. Secondary Syphilis
    6. Vitiligo

Macule (C0332573)

Definition (SNOMEDCT) A flat lesion, less than 2 cm in diameter, not raised above the surface of the surrounding skin
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
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
Concepts Sign or Symptom (T184)
SnomedCT 112629002
English Macule, Macule, NOS, macule (physical finding), macule (___cm), macule, maculae, macula, macules, Macula, Maculae, Macule (morphologic abnormality)
Dutch vlek
Spanish Mácula, mácula (anomalía morfológica), mácula
Portuguese Mácula
Italian Macula (cutanea)
German Macula
French Macule
Japanese 斑, ﾊﾝ
Czech Makula
Hungarian Macula
Sources
Derived from the NIH UMLS (Unified Medical Language System)


Transdermal Patch (C0991556)

Definition (NCI) A patch intended for administration to the skin.
Definition (MSH) A medicated adhesive patch placed on the skin to deliver a specific dose of medication into the bloodstream.
Definition (NCI) A bandage-like patch that releases medicine into the body through the skin. The medicine enters the blood slowly and steadily.
Concepts Medical Device (T074)
MSH D057968
SnomedCT 385114002
HL7 TPATCH
English skin patch, Patch, Transdermal Patch, Transepidermal Patch, Transdermal patch (product), Transdermal patch (qualifier value), Skin Patch Dose Form, Skin Patch Dosage Form, Skin Patch, Transdermal Patch [Dose Form], Transdermal Patchs, Patch, Transdermal, Patchs, Transdermal, patch skin, transdermal patch, patch transdermal, Transdermal patch, TRANSDERMAL PATCH
Spanish parche transdérmico (calificador), parche transdérmico (producto), Parche Transdérmico, Parche Transdermico, parche transdérmico
French Patch transdermique, Timbre transdermique
German Transdermales Pflaster
Czech transdermální náplast
Italian Cerotto transdermico
Russian ТРАНСДЕРМАЛЬНЫЙ ПЛАСТЫРЬ, TRANSDERMAL'NYI PLASTYR'
Portuguese Adesivo Transdérmico, Adesivos Transdérmicos
Sources
Derived from the NIH UMLS (Unified Medical Language System)


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