Reflex Testing - Causes of Hyporeflexia and Hyperreflexia

Focal Hyporeflexia: 

 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke, Acute spinal cord injury

Generalized Hyporeflexia: 

 • Hypercalcemia, Hypermagnesemia, Hypothyroidism, Deep coma (any cause), Severe polyneuropathy (e.g. Guillain-Barré syndrome)

Focal Hyperreflexia:

 • Delayed finding in stroke, Delayed finding in spinal cord injury, Early ALS

Generalized Hyperreflexia: 

 • Hypocalcemia, Hypomagnesemia, Hyperthyroidism, Serotonin syndrome, Eclampsia, Late ALS



- Dr. Eric Strong @DrEricStrong - Strong Medicine https://www.youtube.com/c/EricsMedicalLectures/



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