Dermatology Book

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Hyperpigmentation

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  1. See Also
    1. Skin Discoloration
  2. Causes: Hyperpigmentation
    1. Localized Lesions (increased Melanin or Melanocytes)
      1. See Brown Skin Lesion
      2. See Black Skin Lesion
    2. Diffuse skin changes
      1. See Skin Discoloration
      2. See Melanism
      3. See Medication Causes of Hyperpigmentation
      4. See systemic causes below
  3. Causes: Systemic conditions with hyperpigmentation
    1. Skin
      1. Scleroderma
    2. Endocrine and Metabolic
      1. See Hyperpigmentation in Pregnancy
      2. Grave's Disease
      3. Hyperthyroidism
      4. Addison's Disease (Melanin Deposition)
      5. Porphyria
      6. Diabetic Dermopathy
        1. Hemosiderin deposition in Diabetes Mellitus
    3. Gastrointestinal Disease
      1. Whipple's Disease
      2. Cirrhosis
      3. Felty's Syndrome
      4. Hemochromatosis (Iron deposition)
    4. Genitalia
      1. Heller-Nelson Syndrome
    5. Hematology and Oncology
      1. Pernicious Anemia
      2. Folic Acid deficiency
      3. Neoplasm
    6. Nutrition
      1. Malnutrition
      2. Starvation
    7. Medications and toxins
      1. See Medication Causes of Hyperpigmentation
      2. Phototoxic Reaction (increased Melanocytes)

Hyperpigmentation (C0162834)

Definition (MSH)Excessive pigmentation of the skin, usually as a result of increased epidermal or dermal melanin pigmentation, hypermelanosis. Hyperpigmentation can be localized or generalized. The condition may arise from exposure to light, chemicals or other substances, or from a primary metabolic imbalance.
ConceptsPathologic Function (T046)
MSHD017495
EnglishHypermelanoses, Hypermelanosis, Hyperpigmentation, Hyperpigmentation disorder, Hyperpigmentation of skin, HYPERPIGMENTATION SKIN, Increased skin pigmentation, SKIN HYPERPIGMENTATION, SKIN PIGMENTATION INCREASE
Spanishhiperpigmentacion, hiperpigmentacion de la piel
Parent ConceptsPigmentation Disorders (C0549567), Skin Pigmentation Disorder (C1704421), Pigmentation (C0031911), Acquired disorder of skin color (C0362029), Degenerative disorder (C1285162), Duplicate concept (C1274013)
SourcesCOSTAR, CST, DXP, MSH, MTH, NDFRT, OMIM, SCTSPA, SNOMEDCT
Derived from the NIH UMLS (Unified Medical Language System)



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