Fig. 2

- Autosomal recessive congenital ichthyosis at birth. The more common presentation is a parchment-like membrane, the so-called collodion membrane, covering the newborn, with fissures on the chest, abdomen, and upper limbs and constrictive bands on the fingers (a). Less frequently, the newborn presents a generalized erythroderma with fine-whitish scaling (ichthyosiform erythroderma) (b)