14 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
Thoracodorsal Nerve Elbow ... Radial Nerve Fingers ... Median Nerve Fingers ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
), ligamentous injury ... brachial artery injury ... Dislocation #Posterior #Radiology ... #Orthopedics #Sports ... #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
) • ED Management ... reduction using finger ... Colles #Distal #Radiology ... XRay #Diagnosis #Management ... #Orthopedics #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
fracture • ED Management ... II-IV, pending orthopedic ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Hyperextension injury ... tendon) • ED Management ... Dislocation #IPJoint #Radiology ... #Hand #Orthopedics ... #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
brachial artery injury ... syndrome • ED Management ... II-IV, pending orthopedic ... #Humerus #Radiology ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsally and no longer ... , median nerve injury ... Wrist #Carpal #Radiology ... #Orthopedics #Sports ... #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Exam: swollen elbow ... syndrome, ligamentous injury ... DC with orthopedic ... Forearm #Ulnar #Radiology ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... follow-up with orthopedics ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports ... #MSK