title: Central retinal vein occlusion as first manifestation of relapse in acute lymphoblastic leukemia.
authors.affiliation: Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil.
authors.forename: Flávia Kessler
authors.initials: FK
authors.lastname: Borges
authors.affiliation: Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil.
authors.forename: Júlia
authors.initials: J
authors.lastname: Biegelmeyer
authors.affiliation: Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil. Electronic address: samanthatifani@gmail.com.
authors.forename: Samantha Thifani Alrutz
authors.initials: ST
authors.lastname: Barcelos
authors.affiliation: Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Porto Alegre, RS, Brazil.
authors.forename: Raquel Cristine
authors.initials: RC
authors.lastname: Breunig