Henri Gob, Astasia Abasia and the "Swivel Chair Test" for Functional Gait Disorders.

This article discusses the historical perspective and diagnostic significance of astasia-abasia, a functional movement disorder characterized by the inability to stand and walk. The author highlights the case of Henri Gob, a patient who exhibited an unusual gait disorder and was examined by renowned neurologists. The article also introduces the "swivel chair test," a technique developed to differentiate between functional and organic gait disorders. The author emphasizes the diagnostic complexity of functional disorders and the potential of Henri Gob's case and the swivel chair test to enhance clinicians' understanding of these conditions. [Extracted from the article]