Differences in Symptoms among Adults with Canal versus Otolith Vestibular Dysfunction: A Preliminary Report

Table 1

Subject demographics and group assignment.

Age; (yrs)	Gender	Group	Canal function; tests				Otolith function; tests		Diagnosis(es); established by physician	Onset; (months)
			DH	R	C	HT	SVV	VEMP
36	Female	1	−	−	+	+	−	−	Vestibular labyrinthitis	2
51	Female	1	+	−	−	−	−	−	BPPV	3/4
53	Female	1	−	+	−	+	−	−	Vestibular neuritis	15
44	Male	2	NT	−	NT	−	−	+	Vestibular neuritis	12
44	Female	2	−	−	−	−	+	+	Vestibular neuritis	12
48	Female	2	−	−	−	−	+	−	Vestibular neuritis	36
50	Female	2	−	−	−	−	+	+	Meniere's disease	6
46	Male	3	−	NT	+	+	+	−	Meniere's disease	36
40	Male	3	+	−	+	+	+	+	BPPV and labyrinthitis	18
43	Female	3	+	NT	+	+	+	+	BPPV and acoustic Neuroma resection	1
43	Female	3	+	NT	+	−	−	+	BPPV and vestibular neuritis	39
40	Female	3	NT	+	+	+	+	+	Endolymphatic sac decomp 2° Meniere's	5
59	Female	3	−	+	−	+	+	+	Superior canal dehiscence	24
47	Female	3	+	−	−	−	+	+	BPPV and vestibular neuritis	24

DH: Dix-Hallpike; R: rotary chair; C: calorics; HT: head thrust; SVV: subjective visual vertical; VEMP: vestibular evoked myogenic potential; NT: not tested; BPPV: benign paroxysmal positional vertigo.