5 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... spared in this injury ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... sleeping as in this case ... #PhysicalExam #clinical ... #video #orthopedics ... #msk #sports #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
the back of the arm ... When clinically ... radial nerve injury ... Anatomy #diagnosis #neurology ... #orthopedics
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
as cause for Wrist ... with finger/wrist ... #Drop #clinical ... #video #physicalexam ... #neurology
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
little, or pinky, finger ... What causes ECU ... #subluxation #clinical ... #physicalexam #video ... #Orthopedics #Wrist