case_images: PMC10986878_01
case_images: (a) Scaly patches on the left buttock (b) Follicular plugs in the centre of the patches. Outlined areas show typical lesions and the upper area corresponds to histopathological images below (c) A dilated hair follicle with a keratin plug. A vellus hair was visible underneath the lesion (haematoxylin and eosin, x100) (d) Diffuse lymphocytic infiltration around the follicle (haematoxylin and eosin, x400)
case_images: IJD-69-106e-g001.jpg
case_images: PMC10986878_01_IJD-69-106e-g001.jpg
case_images: ijd_535_23-f001
case_images: Physical examination showed hyperpigmented scattered macules with a size of about 3 mm on the left hip [Figure 1a]. Follicular plugs presented as black dots were observed in the centre of scattered patches [Figure 1b]. Histopathology revealed a dilated hair follicle with a keratin plug [Figure 1c and d]. A vellus hair was visible underneath the lesion [Figure 1c]. Diffuse lymphocytic infiltration was shown around the follicle [Figure 1d].