Table 2.

Additional ocular motor and vestibular findings.

Pat.	Nystagmus (slow phase velocity, deg/s)	Fixation	SWJ	Smooth Pursuit gain (0.1 Hz)	Smooth Pursuit gain (0.2 Hz)	Smooth Pursuit gain (0.4 Hz)	VOR gain(0.32 Hz)	VORa (%)	VORp (deg)	VORs(gain)
1	Upbeat (1)	Supp.	No	0.76	0.67	0.61	0.90	0	1	0.32
2	SPN left (1)	Supp.	No	0.87	0.61	0.84	0.89	0	16	0.09
3	SPN right (1)	Supp.	No	0.74	0.79	0.74	0.83	2	24	0.34
4	GEN (h, b)	n.a.	No	0.26	0.22	0.14	0.17	9	41	n.a.
5	No	n.a.	Yes	0.39	0.36	0.46	0.57	4	14	0.19
6	SPN right (1)	Supp.	No	0.84	0.80	0.83	0.51	10	11	0.12
7	DBN (4)	Supp.	Yes	0.49	0.51	0.58	0.76	4.5	14	0.31
8	No	n.a.	Yes	0.78	0.73	0.71	0.77	1.5	3.5	0.23
9	No	n.a.	Yes	0.52	0.31	0.33	0.88	2.5	2.5	0.40
10	GEN (h, b)	Supp.	Yes	0.67	0.55	0.47	0.9	0	27	0.29
11	DBN	Supp.	Yes	0.73	0.74	0.74	0.81	11	6	0.31
12	SPN left (1)	Supp.	Yes	0.76	0.88	0.81	0.74	4	2	0.13
13	No	n.a.	Yes	0.83	0.67	0.63	0.90	0	4	0.43
14	No	n.a.	Yes	0.86	0.86	0.84	0.66	0.4	1	0.1

Sleep disorder—confirmed by: video PSG #, by history*; movement disorder: parkinsonism, chorea, facial spasm, myoclonus, ataxia; bulbar dysfunction: dysphagia, dysarthria, stridor, vocal chord palsy, sialorrhea, respiratory failure; other: da, dysautonomia (excessive sweating, bradycardia/tachycardia), pnp, polyneuropathy; MRI: ha, hippocampal atrophy (u, unilateral; b, bilateral), ta- temporal atrophy (u, unilateral; b, bilateral), ca, cerebellar atrophy; ma, mesencephalic atrophy; cs, colibri sign; ga, generalized atrophy; le, leukoencephalopathy; iat, ischemic area thalamus; S, serum; C, cerebrospinal fluid.