Characteristic dermoscopic features of melasma / 中国医学科学院学报

ABSTRACT

<p><b>OBJECTIVE</b>To discribe the characteristic dermoscopic features of melasma.</p><p><b>METHODS</b>Totally 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.</p><p><b>RESULTS</b>Melasma 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).</p><p><b>CONCLUSION</b>Light yellow brown uniform patches and dark brown patches are two major dermoscopic features of melasma.</p>