The autosomal recessive congenital ichthyoses are a family of related diseases, causing a severe defect in the barrier function of the epidermis. Neonates are usually born as collodion babies, but later form scales characteristic of the disease, due to a combination of thickening of the cornified layer and an increase in the production of non-polar lipids. Current treatments of choice are exfol...

Severe vitamin D deficiency and rickets are highly prevalent among children with congenital ichthyosis. We report an incidental observation of a dramatic and excellent clinical response with regard to skin scaling and stiffness in children with congenital ichthyosis after short-term high-dose vitamin D supplementation that has not been previously described. Seven children with congenital ichthy...

In clinical practice, the pediatric dermatologist from time to time encounters patients who have ichthyosis. Patients with this rare disease need a precise diagnosis, good advice on how to manage their skin condition, and adequate genetic counseling. The old days, when ichthyosis was categorized into only 6 major types are long gone.1 A recent consensus conference revised the nomenclature and p...

A. Tostia, U. Albisinni, V. Bettoli, L. Merlini, L. Lama, Departments of Dermatology, Neuropathology, and Radiology University of Bologna, Bologna (Italy) Dear Sir, The recent article by Gilbert et al. [1] regarding the lack of skeletal radiographic changes during short-term etretinate therapy for psoriasis prompt us to report a peculiar skeletal involvement that we have observed in 2 patients ...

BACKGROUND X-linked ichthyosis is a dermatological condition caused by deficiency for the enzyme steroid sulfatase. Previously, X-linked ichthyosis/steroid sulfatase deficiency has been associated with developmental and neurological phenotypes. Here, we show for the first time, that X-linked ichthyosis may be comorbid with an additional psychiatric phenotype (psychosis). CASE PRESENTATION We ...