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