PMC4759502_01
Histopathology of the skin biopsy showing thickening of the granular epidermal layer, with keratinization; areas of hyperkeratosis and parakeratosis of the dermal layer.
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PMC4759502_01_gr4.jpg
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The histopathology features in some of our cases were similar to previous reports of ectodermal dysplasia, hyperkeratosis, parakeratosis with features of chronic inflammation and prominence of the granular layer of the epidermal layer (Fig. 4).