Video 4.
Gait. Segment 1: Classical rubberman type of a gait which is characterized by intermittent truncal flexion, extension spasms and occasional knee flexion. Segment 2: Patient tends to fling limbs while walking, and has occasional head drops. Segment 3: Significant chorea of limbs present while walking. Segment 4: Occasional buckling of right leg, with truncal flexion and extension while walking which gives the appearance of a bouncing gait.