Hyperkeratotic flexural erythema (HKFE), also known as granular parakeratosis, is a scaly, erythematous or brown eruption, which usually occurs in the intertriginous and flexural areas. It has been linked to… Click to show full abstract
Hyperkeratotic flexural erythema (HKFE), also known as granular parakeratosis, is a scaly, erythematous or brown eruption, which usually occurs in the intertriginous and flexural areas. It has been linked to the use of benzalkonium chloride (BAK).
               
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