“…The cases of CVG primary non essential are much more frequent and are the ones associated with neurological and ophthalmologic conditions, especially severe mental retardation, intracranial brain disorders, convulsions, cerebral palsy, strabismus, cataracts or blindness 1,3,8 . Finally, the cases of CVG secondary (occasionally reversible) have not been very well clarified and have become a "catch all", where there is confusion between associations and different causes (pachydermoperiostosis, cerebriform intradermal nevus, liver disorders, hamartomas, neurofibromas, dermatosis of the scalp, psoriasis, tumours, hypergammaglobulinemia inmunoglobulina E (IgE), endocrine disruption, syphilis, acromegalia, amiloidosis, cretinism, diabetes mellitus, fragile X chromosome syndrome, Ehlers-Danlos syndrome, Graves' disease, Turner's syndrome and a wide range of chromosome disorders [1][2][3][4][5][6][7][8] . This study reports the first case of a patient carrying CVG in prison.…”