Optic nerve infiltration by acute lymphoblastic leukemia: MRI contribution

We describe the clinical presentation and imaging features of a patient with acute lymphoblastic leukemia (ALL) that was complicated by optic nerve infiltration. the clinical and diagnostic characteristics of this complication must be recognized so that optimal therapy can be started to prevent blindness. MR imaging is useful in early detection and should be performed in any leukemic patient with ocular complaints, even during remission.Universidade Federal de São Paulo, Paulista Sch Med, Dept Diagnost Imaging, Div Diagnost Imaging Pediat, BR-04024 São Paulo, BrazilUniversidade Federal de São Paulo, Paulista Sch Med, Dept Diagnost Imaging, Santa Casa Misericordia São Paulo, BR-04024 São Paulo, BrazilSanta Casa Misericordia São Paulo, Serv Diagnost Imagem, São Paulo, BrazilUniversidade Federal de São Paulo, Paulista Sch Med, Dept Diagnost Imaging, Div Diagnost Imaging Pediat, BR-04024 São Paulo, BrazilUniversidade Federal de São Paulo, Paulista Sch Med, Dept Diagnost Imaging, Santa Casa Misericordia São Paulo, BR-04024 São Paulo, BrazilWeb of Scienc