16 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... • Due to injury ... onto outstretched hand ... #Radiology #XRay ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... , median nerve injury ... #Wrist #Carpal ... #Radiology #XRay ... Orthopedics #Sports #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
rotated, extended arm ... Axillary nerve injury ... injection +/- procedural ... #Radiology #XRay ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... dorsum of the hand ... injuries: Perilunate dislocation ... #XRay #Diagnosis ... #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
fractures that are ... • ED Management ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis ... #Sports #MSK
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
on Wrist X-Ray ... should raise suspicion ... if plain films are ... neurovascular injury ... WristXRay #Radiology #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... , outstretched arm ... on axillary x-ray ... • Structural damage ... signs #symptoms #msk
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
), ligamentous injury ... pain control +/- procedural ... Posterior long arm ... Posterior #Radiology #XRay ... Orthopedics #Sports #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
aracteristic "claw hand ... spared in this injury ... Carpal Tunnel Syndrome ... Dislocation - May ... sensory #motor #arm
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
dislocation. ... The arm should be ... axillary nerve injury ... #Reduction #MSK ... #PhysicalExam #Procedure