Spine Neurological Evidence: confirmed

Hoffmann's Sign Special Test

Orthopedic Physical Examination & Clinical Assessment Guide

Hoffmann's Sign Orthopedic Special Test

What is it used for?

  • Screening for Cervical Myelopathy or Upper Motor Neuron (UMN) lesions.

How to Perform

  • Action: Examiner supports the patient's hand and flicks the nail of the middle finger downward.

Interpretation of Results

  • Positive Test: Involuntary flexion (clawing) of the index finger and thumb.
  • Meaning: Indicates spinal cord compression or brain lesion.

Diagnostic Accuracy

  • Sensitivity: 58%
  • Specificity: 78%

References

  • Magee, D. J. (2021). Orthopedic Physical Assessment.