15 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... can't make A-OK sign ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
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 ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
dislocation -> ... dislocation -> ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... ("Terry Thomas sign ... #Management #Orthopedics ... #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder Dislocation ... Structural damage to nerves ... #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder Dislocation ... injuries: Axillary nerve ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Superior gluteal nerve ... dislocation Iatrogenic ... Trendelenburg #Gait #pathophysiology ... causes #symptoms #signs ... #diagnosis #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... Disposition: Pending orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... dislocation, scaphoid ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... anterior interosseous nerve ... can't make A-OK sign ... Radiology #XRay #Diagnosis ... #MSK