PMC9910530_01
Multiple 1-2 mm disseminated hypopigmented macules, flat topped round papules on otherwise normal skin (over forehead, back, neck, bilateral knees and dosral surface of hands and forearms)
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On examination, the lesions were small, well-defined, hypopigmented, flat-topped patches, papules, and plaques that appeared in a consistent pattern over the trunk and extremities [Figure 1].
Isomorphic phenomenon on the left foot
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Lesions on the left foot and upper back showed koebnerization [Figure 2 and 3].
Isomorphic phenomenon on the neck and upper back
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Lesions on the left foot and upper back showed koebnerization [Figure 2 and 3].
Epidermis with mild hyperkeratosis (H&E 4x)
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Histopathological section examined showed ortho-hyperkeratosis, irregular acanthosis, sporadic papillomatosis, and few vacuolated keratinocytes with unaltered melanocyte count [Figure 4 and 5].
Hperkeratosis, orthokeratosis, mild papillomatosis, vacuolated keratinocytes, and normal amount of melanin (H&E 10x)
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Histopathological section examined showed ortho-hyperkeratosis, irregular acanthosis, sporadic papillomatosis, and few vacuolated keratinocytes with unaltered melanocyte count [Figure 4 and 5].