46 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... is the nerve of elbow ... and elbow joints ... When clinically ... diagnosis #neurology #orthopedics
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... compression of the radial ... #Drop #Radial # ... #clinical #video ... #orthopedics #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... Drop - Radial Nerve ... Nerve #Injuries #Anatomy ... Diagnosis #MSK #Orthopedics
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Tapping the radial ... normally elicits elbow ... radial deviation ... as the inverted radial ... #sports #IRR #Radial
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
demonstrating Radial ... distinguished from lower radial ... and pronation- Radial ... Extension #Maneuver #Radial ... Drop #clinical #
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Thoracodorsal Nerve Elbow ... Extension C7 Radial ... Nerve Wrist Extension ... C6 Radial Nerve ... MuscleGroups #MSK #Orthopedics
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... lateral epicondyle > radial ... dislocation + radial ... Complex, involve orthopedics ... Complex, pending orthopedic
“Wrist drop” deformity due to radial nerve palsy – the patient cannot extend their wrist or
Wrist drop” deformity ... due to radial nerve ... palsy – the patient ... or fingers #Clinical ... #RadialNerve #Palsy
Radial Nerve Palsy: Note inability of patient to extend right wrist.
Charlie Goldberg, M.D. - UCSD Catalog
Radial Nerve Palsy ... to extend right wrist ... Images #Clinical ... #RadialNerve #Palsy ... #Wrist #UCSDH