7 results
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Respiration None C5 Radial ... Elbow Flexion Biceps ... Little Finger Finger ... #differential #diagnosis ... #Neurology #Spine
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... - C7, C8 • Biceps ... Syndrome Wrist drop ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... #PhysicalExam #clinical ... #orthopedics #msk ... #sports #neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
flexor reflex) ... #clinical #hand ... #physicalexam #msk ... #orthopedics #neurology ... #sports
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
consisting of finger ... (supinator) reflex ... #neurology #clinical ... #orthopedics #msk ... #sports #IRR #Radial
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
branches are to the triceps ... When clinically ... involve a wrist drop ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Clinical ... • Weakness: Starts ... Decreased / Absent Reflexes ... Guillain-Barre Diagnosis ... management #treatment #neurology