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Interpretation of tendon reflexes

Tendon reflexes are graded as follows
Grading of reflexes
  • grade 0; absent
  • grade 1: sluggish
  • grade 2: normal normal like ankle jerk
  • grade 3: brisk - normal kneejerk
  • grade 4: exaggerated
  • grade 5: clonus
Causes of absent deep tendon reflex
Causes of Hyporeflexia
Causes o f Brisk or exaggerated reflex
Pendular reflex
Hung-up reflex
Delayed relaxation of reflex
Inversion of reflex