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Figure 1: Clinical and dermoscopic findings in Patient 1: Multiple hyperpigmented macules, follicular papules, and pitted scars were present on her (a) face, (b) neck, and chest with (c) relative sparing of axilla. Dermoscopy in polarized mode using ×10 magnification revealed a (d) brown pigmentation in Chinese letter pattern/irregular star shape (circled) and (e) brown follicular papules and surrounding pigmentation. (f) Histopathology shows keratin plug with focal areas of thin, branching, pigmented epithelia with the downward proliferation of infundibular wall with normal epidermis (H and E, ×40) |
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