Torsional (Rotary) Nystagmus on Ocular Examination Torsional (rotary) nystagmus refers to a rotary movement of the eye about its visual axis. A rare clinical finding. Dr Prasad Jain @DrPrasadJain #Torsional #Rotary #Nystagmus #Ocular #PhysicalExam #clinical #video #neurology #ophthalmology