
Margaret Dix
Margaret Dix (1911–1991), British neuro-otologist who co-developed the Dix–Hallpike test, reshaped diagnosis of vertigo and advanced vestibular science

Margaret Dix (1911–1991), British neuro-otologist who co-developed the Dix–Hallpike test, reshaped diagnosis of vertigo and advanced vestibular science

Charles S. Hallpike (1900–1979), British neuro-otologist, co-devised the Dix–Hallpike manoeuvre, clarified Menière’s disease pathology, and pioneered vestibular physiology.

The Dix-Hallpike manoeuvre is the gold standard test for the diagnosis of posterior semicircular canal BPPV, first described by Dix and Hallpike in 1952