<unk>  is a rare neurocutanous condition characterized by the combination of an organoid sebaceous nevus and speckled lentiginous nevus. It is an unusual variant of epidermal naevus syndrome. It was first described by Happle et al. It is often associated with neurological or skeletal anomalies such as hemiatrophy, dysaesthesia and hyperhidrosis in a segmental pattern, mild mental retardation, seizures, deafness, ptosis and strabismus.
Phakomatosis pigmentokeratotica
Lamellar ichthyosis
Ichthyosis bullosa of Siemens
Erythromelanosis follicularis faciei et colli
Rubeosis iridis
Telangiectasia macularis eruptiva perstans
Ichthyosis linearis circumflexa
Erythrokeratodermia variabilis