5 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
drop - Occurs after ... spared in this injury ... Carpal Tunnel Syndrome ... sensory #motor #arm ... #physicalexam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
injury ... injury ... drop: ECRB and ... provide central and ulnarly ... #Anatomy #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... flexion and extension ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture, median nerve ... injury • ED ... #XRay #Diagnosis ... #MSK
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... Carpi Ulnaris ( ... the base of the ulna ... #Carpi #Ulnaris ... #msk