16 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
musculocutaneous) • Extension ... C7 (median) • Extension ... C8 (median) • Extension ... drop - Occurs after ... spared in this injury
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Extension Maneuver ... extension can be ... #Extension #Maneuver ... #Palsy #Drop #clinical ... #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... Nerve #Palsy #PhysicalExam ... #clinical #video ... #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... Neuropathy Elbow extension ... dorsiflexion/finger extension ... #Tension #Test ... #physicalexam #sports
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... Fractures • Extension ... of wrist & MCP ... #Injury #UpperExtremities ... #diagnosis #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... forearm supination → wrist ... dorsiflexion/finger extension ... rotation → elbow extension ... #Tension #Test
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Ulnar Nerve Palsy ... nerve palsy, testing ... #Ulnar #Nerve # ... #video #neurology ... #orthopedics #sports
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
digital extension ... injury ... drop: ECRB and ... extension) but ... Anatomy #diagnosis #neurology
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
by Nerve Root Levels ... Extension Brachioradialis ... Middle Finger Elbow Extension ... Femoral Condyle Knee Extension ... 2nd MTP) Big Toe Extension
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture, median nerve ... injury • ED ... #Carpal #Radiology ... #Orthopedics #Sports