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Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

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  • hypertrichosis is the growth of hair on any part of the body, in excess of the amount usually present in persons of the same age, sex and race
    • hypertrichosis lanuginosa may be applied to excessive growth of fetal lanugo hair
      • lanugo type hair is fine, thin, nonpigmented and can reach unusual length (1)
  • the condition may be either congenital or acquired
  • it should not be confused with hirsutism - androgen pattern of hair growth.
  • depending on the extent of distribution, hypertrichosis may be classified into localized and generalized forms (2)

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