title: Teaching NeuroImages: the lentiform fork sign: an MRI pattern of metformin-associated encephalopathy.
authors.affiliation: From Hospital de Clínicas de Porto Alegre (G.C.F., T.K., L.C.) and Hospital de Clínicas de Porto Alegre/Universidade Federal do Rio Grande do Sul (L.V., C.R.M.R.), Brazil. gcostafernandes@yahoo.com.
authors.forename: Gustavo C
authors.initials: GC
authors.lastname: Fernandes
authors.affiliation: From Hospital de Clínicas de Porto Alegre (G.C.F., T.K., L.C.) and Hospital de Clínicas de Porto Alegre/Universidade Federal do Rio Grande do Sul (L.V., C.R.M.R.), Brazil.
authors.forename: Tássia
authors.initials: T
authors.lastname: Koltermann
authors.affiliation: From Hospital de Clínicas de Porto Alegre (G.C.F., T.K., L.C.) and Hospital de Clínicas de Porto Alegre/Universidade Federal do Rio Grande do Sul (L.V., C.R.M.R.), Brazil.
authors.forename: Lillian
authors.initials: L
authors.lastname: Campos
authors.affiliation: From Hospital de Clínicas de Porto Alegre (G.C.F., T.K., L.C.) and Hospital de Clínicas de Porto Alegre/Universidade Federal do Rio Grande do Sul (L.V., C.R.M.R.), Brazil.
authors.forename: Leonardo
authors.initials: L
authors.lastname: Vedolin
authors.affiliation: From Hospital de Clínicas de Porto Alegre (G.C.F., T.K., L.C.) and Hospital de Clínicas de Porto Alegre/Universidade Federal do Rio Grande do Sul (L.V., C.R.M.R.), Brazil.
authors.forename: Carlos R M
authors.initials: CR
authors.lastname: Rieder
mesh_terms: D001927:Brain Diseases / Q000139:chemically induced* / Q000473:pathology*; D003342:Corpus Striatum / Q000473:pathology*; D003924:Diabetes Mellitus, Type 2 / Q000188:drug therapy; D005260:Female; D006801:Humans; D007004:Hypoglycemic Agents / Q000009:adverse effects*; D008279:Magnetic Resonance Imaging; D008687:Metformin / Q000009:adverse effects*; D008875:Middle Aged
chemical_list: D007004:Hypoglycemic Agents; D008687:Metformin