All
 C17 Skin and Connective Tissue Diseases D017437 +
 C17.800 Skin Diseases D012871 +
 C17.800.428 Keratosis D007642 +
 C17.800.428.333 Ichthyosis D007057 +
 C17.800.428.333.250 Ichthyosiform Erythroderma, Congenital D016113 +
 C17.800.428.333.250.375 Hyperkeratosis, Epidermolytic D017488 
 C17.800.428.333.250.410 Ichthyosis, Lamellar D017490