Section : Conference Notes

Hyperpigmentary Disorders in Caucasians (For Professionals)

The following conditions can be found in the Caucasian population (non-exhaustive list):

  • Freckles (Ephelides):
  1. increased amount of melanin with normal number of melanocytes
  • lentigenes (solar lentigo):
  1. appear after 50 years old.
  2. Histologically: epidermal pigmentation located mainly in the basal layer
  3. Caused by an increase number of melanocytes (containing a normal amount of melanin)
  • Solar hyperpigmentation:
  1. It occurs in light skinned individuals
  2. It is most common after 50 years old
  3. It is difficult to treat
  • Hyperpigmentary disorders: poikiloderma civatte…


Dr Christophe HSU – dermatologist. Geneva, Switzerland

Source de l’information: 2012 (09) – Placek W. 21e congrès annuel de l’EADV (European Academy of Dermatology and Venerology) – Prague (Praha), République Tchèque (Tchéquie)(česká republika)

Category : Hyperpigmentary Disorders in Caucasians - Modifie le 09.28.2012Category : Troubles hyperpigmentaires dans la population "blanche" - Modifie le 09.28.2012