15 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsally and no longer ... sedation and emergent reduction ... #Wrist #Carpal ... #Radiology #XRay ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
injury, acute carpal ... procedural sedation and reduction ... using finger traps ... Distal #Radiology #XRay ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
procedural sedation and reduction ... injury, difficult reduction ... #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
injuries: distal radius ... follow-up with orthopedics ... #Radiology #XRay ... Diagnosis #Management #Orthopedics ... #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
injuries: Perilunate dislocation ... , distal radius ... Discharge with orthopedic ... Diagnosis #Management #Orthopedics ... #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
, neuropraxia (anterior ... + radial head fracture ... procedural sedation and reduction ... Posterior #Radiology #XRay ... #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Dislocation: Pathogenesis ... Overhead throwing => Abduction ... on axillary x-ray ... signs #symptoms #msk ... #orthopedics #pathophysiology
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
Nerve Fingers ... Median Nerve Fingers ... Hip Extension S1 Inferior ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... tendon), mallet finger ... Digital block and reduction ... IPJoint #Radiology #XRay ... #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
) Finger: • Mexion ... Supinator - C5, C6 • Finger ... Carpal Tunnel Syndrome ... Anterior Shoulder ... Dislocation - May