27 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
Axillary Nerve Shoulder ... Hip Extension S1 Inferior ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... multidirectional instability ... applied at the elbow ... clinical #video #msk ... #orthopedics #sports
Valgus Knee Stress Test for Medial Collateral Ligament (MCL) Instability on Knee Examination

Dr. Francisco Lara Pulido
Test for Medial ... Collateral Ligament ... (MCL) Instability ... video #sports #msk ... #orthopedics
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 ... #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
x-ray review alignment ... sail sign or posterior ... can't make A-OK sign ... Humerus #Radiology #XRay ... #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... on axillary x-ray ... #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
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 ... clinical #video #msk ... #orthopedics #sports
Valgus Stress Test for Ulnar (Medial) Collateral Ligament Stability on Elbow Examination

Ulnar collateral ligament stability can
Test for Ulnar (Medial ... Stability on Elbow ... #Stability #elbow ... video #sports #msk ... #orthopedics
Medial Collateral Ligament (MCL) Stability Test on Knee Examination

Medial Collateral Ligament stability can be tested at
Medial Collateral ... Ligament (MCL) ... Ligament stability ... video #sports #msk ... #orthopedics
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
shoulder instability ... J-shape." o Usually anterior ... shoulder dislocation ... GAGL): "Reverse J sign ... Radiology #diagnosis #msk