title: September "Sonography case of the day".
authors: D
authors: D
authors: Levine
authors: R
authors: R
authors: Robertson
mesh_terms: D061085:Agenesis of Corpus Callosum; D003337:Corpus Callosum / Q000000981:diagnostic imaging*; D003951:Diagnostic Errors; D006801:Humans; D014463:Ultrasonography