TY - JOUR T1 - Central cause of positioning vertigo JF - Practical Neurology JO - Pract Neurol SP - 492 LP - 493 DO - 10.1136/practneurol-2018-001987 VL - 18 IS - 6 AU - Jonathan Paul Donnelly AU - Andrew Martin Chancellor AU - Adam El-Dieb Y1 - 2018/12/01 UR - http://pn.bmj.com/content/18/6/492.abstract N2 - A previously well 46-year-old male doctor presented with a 10-week history of distressing vertiginousness with nausea, induced by rapid head movement, persisting for a few seconds, suggesting benign paroxysmal positional vertigo (BPPV). However, he could not reliably induce vertigo with any particular head positioning.Repeated treatments for BPPV with a physiotherapist over 3 weeks did not help. The patient thereafter sought neurological input, when he noticed mild but progressive lack of dexterity using the left, non-dominant hand. His positioning symptoms did not deteriorate further.On examination, there was mild ocular dysmetria but no primary position or gaze-evoked … ER -