4 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Pronation - C7, C8 Wrist ... drop - Occurs after ... spared in this injury ... #arm #physicalexam
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... sleeping as in this case ... Nerve #Palsy #PhysicalExam ... #clinical #video ... #orthopedics #msk
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Extension Maneuver ... as cause for Wrist ... drop. ... #Extension #Maneuver ... #video #physicalexam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
arises from C5, C6 ... The first motor ... radial nerve injury ... drop: ECRB and ... diagnosis #neurology #orthopedics