Oculocerebrocutaneous syndrome is a condition characterized by orbital cysts, microphthalmia, porencephaly, agenesis of the corpus callosum, and facial skin tags.
Presentation
These include
Skin lesions
Hypoplastic or aplastic skin defects
Pedunculated, hamartomatous or nodular skin appendages
Eye lesions
Cystic microphthalmia
Brain lesions
Forebrain anomalies
Agenesis of the corpus callosum
Enlarged lateral ventricles
Interhemispheric cysts
Hydrocephalus
Polymicrogyria
Periventricular nodular heterotopia
Mid-hindbrain malformation
Giant dysplastic tectum
Absent cerebellar vermis
Small cerebellar hemispheres
Large posterior fossa fluid collections
Genetics
This is not understood but it is suspected that the gene(s) responsible may lie on the X chromosome. [Source: Wikipedia 
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