The First Examination of Diagnostic Performance of Automated Measurement of the Callosal Angle in 1856 Elderly Patients and Volunteers Indicates That 12.4% of Exams Met the Criteria for Possible Normal Pressure Hydrocephalus

^aFrom the Fetal and Neonatal Institute, Division of Neonatology (M.B.)
^bDepartment of Radiology (A.S., S.B.)
^cDivision of Neurosurgery (J.G.M.), Children’s Hospital Los Angeles, Los Angeles, California
^dDepartment of Pediatrics (M.B.)
^eNeurological Surgery (J.G.M.), Keck School of Medicine, University of Southern California, Los Angeles, California
^fRudi Schulte Research Institute (M.B., A.S., S.B., K.S.K.), Santa Barbara, California
^gDepartment of Neuroradiology (J.H., K.S.K.), Barrow Neurological Institute, Phoenix, Arizona

Please address correspondence to A. Saunders, MS, Children’s Hospital of Los Angeles, Department of Radiology, 4650 Sunset Blvd., Los Angeles, CA 90027; e-mail: saundera{at}usc.edu