%0 Journal Article %T Ceratocone unilateral associado a constante massagem ocular devido ¨¤ obstru£¿£¿o da via lacrimal: relato de caso %A Diniz %A Cristiano Menezes %A Tzelikis %A Patrick Frensel de Moraes %A Rodrigues J¨²nior %A Alair %A Alvim %A Heriberto da Silva %A Dantas %A Raquel R. A. %A Figueredo %A Ana Rosa Pimentel de %J Arquivos Brasileiros de Oftalmologia %D 2005 %I Conselho Brasileiro de Oftalmologia %R 10.1590/S0004-27492005000100022 %X to describe a possible case of unilateral keratoconus in a patient with continual eye rubbing due to an ipsilateral nasolacrimal obstruction in a 17-year-old woman complaint of progressing low visual acuity in the left eye. presented with constant epiphora in the left eye throughout her life as a result of ipsilateral nasolacrimal obstruction, which required frequent wiping of this eye. based on ocular examination, the patient was diagnosed as having unilateral keratoconus in the left eye. as in other studies, keratoconus is thought to be associated with persistent eye rubbing. this patient represents a case of unilateral keratoconus, where there is a confirmed history of habitual eye rubbing due to ipsilateral nasolacrimal obstruction, thereby suggesting a possible causal relationship between eye rubbing and keratoconus. %K keratoconus [etiology] %K eye [pathology] %K lacrimal apparatus diseases %K case reports [publication type]. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0004-27492005000100022&lng=en&nrm=iso&tlng=en