PMC4391350_01
Erythematous plaques covered by silvery white scales on posterior thorax
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F1
Local clinical examination revealed multiple well-defined erythematosus plaques, 5 to 25 cm in diameter, covered by thick silvery scales, on the scalp, thorax and upper limbs (Fig. 1,2).
Histopathological exam - Munro's microabscesses and elongated rete ridges
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F3
The histological examination revealed marked hyperkeratosis, parakeratosis, Munro's microabscesses, hypo and agranulocytosis, acanthosis and epidermal elongation of the rete ridges (Fig. 3).
Histopathological exam - Parakeratosis, turgid capillaries and dermal inflammatory infiltrate
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F4
A moderate lymphocytic inflammatory infiltrate and frequent dilated capillaries were observed in the papillary dermis (Fig. 4).