The lesion is typically unilateral, found on the left thigh because the optical drives of laptops are located on the left side. Other possible heat sources are the central processing unit (CPU), the graphics processing unit (GPU), the battery and the ventilation-fan exhaust [50]. Mild to ...
The median number of dermoscopic features appearing in a single lesion was four (Figure 2). Figure 1. Mottled hyperpigmentation and hypopigmentation on the neck are distinctive features in patients with Riehl’s melanosis. Wood’s lamp examination showed accentuation of macules. (Left: Room ...