case_images: PMC7529171_01
case_images: Extensor predominance of hyperkeratotic dull erythematous grouped papules noted over the a) extensor forearm, b) cubital fossa, c) buttocks d) back
case_images: IJSTD-41-100-g001.jpg
case_images: PMC7529171_01_IJSTD-41-100-g001.jpg
case_images: F1
case_images: Cutaneous examination revealed inflammatory papules and few nodules on the face on a background of closed and open comedones [Figure 1a]. Many dull erythematous to hyperpigmented scaly plaques were noted over the extremities, trunk, and buttocks, with extensor predominance [Figure 1b-d]. Follicular hyperkeratotic papules were seen on the shins giving a "nutmeg grater" feel [Figure 1b].
case_images: (a and b) Palmo-plantar keratoderma and c) nail dystrophy
case_images: IJSTD-41-100-g002.jpg
case_images: PMC7529171_01_IJSTD-41-100-g002.jpg
case_images: F2
case_images: Yellow waxy palmoplantar keratoderma was present [Figure 2a and b]. All her nails were dystrophic, with nail plate thickening and subungual hyperkeratosis but no pits [Figure 2c].
case_images: Haematoxylin and eosin stain; original magnification 10x, alternating hyperkeratosis and parakeratosis
case_images: IJSTD-41-100-g003.jpg
case_images: PMC7529171_01_IJSTD-41-100-g003.jpg
case_images: F3
case_images: The upper and mid-dermis showed a mild perivascular lymphocytic infiltrate [Figure 3a and b].