case_images: PMC9598967_01
case_images: Slate-blue dermal hyperpigmented patches present in the proximal nail beds of all 10 fingernails.
case_images: umlp-13-4493-g001.jpg
case_images: PMC9598967_01_umlp-13-4493-g001.jpg
case_images: f1
case_images: Physical examination revealed asymptomatic slate-blue dermal hyperpigmented patches in the proximal nail beds of all 10 fingernails (Figure 1).