Superior Semicircular Canal Dehiscence - Stanford Hospital & Clinics
Superior Semicircular Canal Dehiscence - Stanford Hospital & Clinics
Superior Semicircular Canal Dehiscence - Stanford Hospital & Clinics
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48 y.o. man with pulsatile oscillopsia<br />
• Torsional eye movements in time with pulse<br />
• Valsalva against pinched nostrils: vertical-torsional<br />
nystagmus with slow phase components directed<br />
upward and superior pole of right eye moving<br />
counterclockwise<br />
• Intact VEMP response from right ear