title: Response by Wallace et al. to letter regarding "Quadrigeminal Perimesencephalic Subarachnoid Hemorrhage".
authors.affiliation: Mallinckrodt Institute of Radiology, Washington University School of Medicine, 510 South Kingshighway Boulevard, Saint Louis, MO 63110, USA. Electronic address: wallacea@mir.wustl.edu.
authors.forename: Adam N
authors.initials: AN
authors.lastname: Wallace
authors.affiliation: Mallinckrodt Institute of Radiology, Washington University School of Medicine, Saint Louis, MO, USA.
authors.forename: Akash P
authors.initials: AP
authors.lastname: Kansagra
authors.affiliation: Department of Medicine, Washington University School of Medicine, Saint Louis, MO, USA.
authors.forename: Ross
authors.initials: R
authors.lastname: Vyhmeister
authors.affiliation: Sharp Grossmont Hospital, La Mesa, CA, USA.
authors.forename: Ryan
authors.initials: R
authors.lastname: Viets
authors.affiliation: Sheridan Healthcare, Northside Hospital, Saint Petersburg, FL, USA.
authors.forename: Justin T
authors.initials: JT
authors.lastname: Whisenant
authors.affiliation: Department of Radiology, Medical University of South Carolina, Charleston, SC, USA.
authors.forename: Arindam R
authors.initials: AR
authors.lastname: Chatterjee
authors.affiliation: Mallinckrodt Institute of Radiology, Washington University School of Medicine, Saint Louis, MO, USA.
authors.forename: DeWitte T
authors.initials: DT
authors.lastname: Cross
authors.affiliation: Mallinckrodt Institute of Radiology, Washington University School of Medicine, Saint Louis, MO, USA.
authors.forename: Christopher J
authors.initials: CJ
authors.lastname: Moran
authors.affiliation: Department of Radiology, University of Iowa Carver College of Medicine, Iowa City, IA, USA.
authors.forename: Colin P
authors.initials: CP
authors.lastname: Derdeyn
mesh_terms: D015901:Angiography, Digital Subtraction; D002533:Cerebral Angiography; D006801:Humans; D002532:Intracranial Aneurysm; D008636:Mesencephalon; D013345:Subarachnoid Hemorrhage; D014057:Tomography, X-Ray Computed
keywords: Aneurysm; Computed tomography angiography; Digital subtraction angiography; Nonaneurysmal subarachnoid hemorrhage; Perimesencephalic subarachnoid hemorrhage; Quadrigeminal perimesencephalic subarachnoid hemorrhage