Acta Academiae Medicinae Sinica

Acta Academiae Medicinae Sinica

Acta Academiae Medicinae Sinica ›› 2015, Vol. 37 ›› Issue (2): 226-229.doi: 10.3881/j.issn.1000-503X.2015.02.015

• Orginal Article • Previous Articles     Next Articles

Characteristic Dermoscopic Features of Melasma

Yun LI, Jie LIU, Qiu-ning SUN()   

  1. Department of Dermatology,PUMC Hospital,CAMS and PUMC,Beijing 100730,China
  • Received:2014-07-24 Online:2015-02-28 Published:2015-05-01

Abstract: ObjectiveTo discribe the characteristic dermoscopic features of melasma.MethodsTotally 20 patients with typical clinical presentations of melasma were included in this study.The melasma lesion and its surrounding normal skin were evaluated using dermatoscope.ResultsMelasma lesions manifested light yellow brown uniform patches in all patients,among whom dark brown patches were found in 19 patients,capillary network in 14 patients,and coarse hair in 6 patients.In contrast,no light yellow brown uniform patch was found in the normal skin in all patients(P<0.001),among whom dark brown patches were found in 10 patients(P<0.001),capillary network in 12 patients(P>0.05),and coarse hair in 2 patients(P>0.05).ConclusionLight yellow brown uniform patches and dark brown patches are two major dermoscopic features of melasma.

Key words: melasma, pattern, dermoscopy, diagnosis

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