45 results
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
Elbow Flexion ... Elbow Extension ... C7 Radial Nerve ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... fracture, median nerve ... #Orthopedics #Sports ... #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... fracture, median nerve ... injury) • ED Management ... XRay #Diagnosis #Management ... #Orthopedics #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... anterior interosseous nerve ... dislocation + radial ... #Orthopedics #Sports ... #MSK
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... applied at the elbow ... between the acromion and ... clinical #video #msk ... #orthopedics #sports
Biceps Load Test - Shoulder Examination

To perform the Biceps Load Test supinate the arm, abduct shoulder
Biceps Load Test ... flex the elbow ... resistance against elbow ... clinical #video #sports ... #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... - C6, C7, C8 Elbow ... nerve in the radial ... in the median nerve ... Anterior Shoulder
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
onto outstretched hand ... fracture • ED Management ... II-IV, pending orthopedic ... XRay #Diagnosis #Management ... #Orthopedics #MSK
Biceps Tension Test 

To perform the Biceps Tension Test supinate the arm, abduct the shoulder to
arm, abduct the shoulder ... degrees, flex the elbow ... #tendinopathy #Shoulder ... clinical #video #sports ... #msk #orthopedics
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... Radial nerve is ... the nerve of elbow ... the wrist and elbow ... diagnosis #neurology #orthopedics