title: Multiple myeloma with leptomeningeal involvement and positive CSF.
authors.affiliation: 1 Department of Medicine, 2 Department of Pathology, Westchester Medical Center, Valhalla, NY 10595, USA.
authors.forename: Arunabh
authors.initials: A
authors.lastname: Sekhri
authors.affiliation: 1 Department of Medicine, 2 Department of Pathology, Westchester Medical Center, Valhalla, NY 10595, USA.
authors.forename: Pallavi
authors.initials: P
authors.lastname: Khattar
authors.affiliation: 1 Department of Medicine, 2 Department of Pathology, Westchester Medical Center, Valhalla, NY 10595, USA.
authors.forename: Humayun
authors.initials: H
authors.lastname: Islam
authors.affiliation: 1 Department of Medicine, 2 Department of Pathology, Westchester Medical Center, Valhalla, NY 10595, USA.
authors.forename: Delong
authors.initials: D
authors.lastname: Liu