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Table 1 Patterns, signs, and supportive features in functional gait disorders

From: Clinical signs in functional (psychogenic) gait disorders: a brief survey

Overall functional gait patterns Incongruent functional gait signs Supportive additional features
Excessive slowness “Huffing and puffing” Variable resistance of feet or leg to passive manipulation
Astasia-abasia Fixed toe extension  
Knee buckling Fixed plantar flexion/inversion Associated incongruent neurological findings
Tightrope walking   
Trembling walking Swivel chair signs  
Truncal jerking