Have you tried the side lying test to assess for positional vertigo and nystagmus? 👉Here we are testing the left side (left ear down), with the person’s head turned at least 45 degrees towards the right before coming into left side lying. 👀We see left torsional upbeating nystagmus lasting less than one minute, which is consistent with a likely left posterior canalithiasis type BPPV, where otoconia are floating in the left posterior canalithiasis type. 🥇 One convenient and specific option for