19 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
Innervation of Muscles ... Shoulder Abduction ... Axillary Nerve Shoulder ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
tensile strength of muscle ... damage to nerves, muscles ... Dislocation #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... "Terry Thomas" sign ... onto outstretched hand ... Scaphoid #Carpal #Radiology ... #MSK
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
over the hamate should ... negative a CT should ... with associated signs ... Fracture #WristXRay #Radiology ... #MSK #Orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... dorsum of the hand ... Wrist #Carpal #Radiology ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Dislocation - ED Management ... glenoid) • ED Management ... Dislocation #Anterior #Radiology ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... onto outstretched hand ... Wrist #Carpal #Radiology ... #MSK
ROLANDO FRACTURE 
Rolando fracture is an intraarticular three-part fracture of the base of the first metacarpal
pollicis longus muscle ... Disposition: Pending orthopedic ... Thumb #Metacarpal #Radiology ... #Hand #Orthopedics ... #MSK
BENNETT FRACTURE 
Bennett fracture is an intraarticular two-part fracture of the ulnar side of the base
pollicis longus muscle ... home with close orthopedic ... Thumb #Metacarpal #Radiology ... #Hand #Orthopedics ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... can't make A-OK sign ... fracture • ED Management ... Dislocation #Posterior #Radiology ... #MSK