12 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 ... C7 Radial Nerve ... Hip Extension S1 Inferior ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... muscle, tendon, ligaments ... Structural damage to nerves ... #Diagnosis #signs ... symptoms #msk #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
x-ray review alignment ... sail sign or posterior ... interosseous nerve ... can't make A-OK sign ... Radiology #XRay #Diagnosis
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
x-ray review alignment ... sail sign or posterior ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
Lelli's Test (Lever Sign ... #Injury #acl #anterior ... #cruciate #ligament ... #clinical #video ... #sports #msk #orthopedics
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
, neuropraxia (anterior ... interosseous nerve ... can't make A-OK sign ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Positive Lachman's Test

The Lachman test is a clinical test used to diagnose injury of the anterior
clinical test used to diagnose ... injury of the anterior ... cruciate ligament ... The examiner should ... Clinical #Positive #Video
Sulcus Sign on Shoulder Exam

Positive Sulcus Sign on Shoulder Examination

Downward force applied at the elbow causing
Sulcus Sign on Shoulder ... applied at the elbow ... #Sulcus #Sign #Shoulder ... PhysicalExam #clinical #video ... #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 ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
Demonstration of the Lachman Test for assess for ACL Injury - Normal Exam

Demonstration by Dan Smith,
clinical test used to diagnose ... injury of the anterior ... cruciate ligament ... The examiner should ... Clinical #Normal #Video