%0 Journal Article %T Cegueira s¨²bita causada por mucocele isolada do seio esfenoidal e cisto de reten o Sudden blindness due to isolated sphenoid sinus mucocele and retention cyst %A Guive Sharifi %A Maryam Jalessi %A Dariush Erfanian %A Mohammad Farhadi %J Brazilian Journal of Otorhinolaryngology %D 2013 %I Associa??o Brasileira de Otorrinolaringologia e Cirurgia Cervicofacial %U http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1808-86942013000100021