Neurological Examination of the Leg 8: Testing for clonus

Ankle clonus:

  • Support the knee in a partly flexed position.
  • With the patient relaxed, quickly dorsiflex the foot.
  • Observe for rhythmic oscillations.

 

Knee clonus:

  • With the patient relaxed, quickly push the patella downwards.


 

 

 

 

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Power
(tests)
Abnormal Plantar
response		 Co-ordination Sensation
 Sensation Dermatomes
(revision)		 Pain or pinprick
Sensation
(vibration)
Sensation
(joint position)
Sensation
(ankle joint position)
Sensation
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