15 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... "Terry Thomas" sign ... • Due to injury ... #Radiology #XRay ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
, median nerve injury ... #Wrist #Carpal ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... Complications are ... injuries: Perilunate dislocation ... #XRay #Diagnosis ... 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 ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
not seen on x-ray ... fractures that are ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
Syndrome + Painful arc ... test - Pain at ... pain + Hawkin's test ... #diagnosis #signs ... #symptoms #msk
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
, outstretched arm ... on axillary x-ray ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
spared in this injury ... Carpal Tunnel Syndrome ... Dislocation - May ... Dermatomes #Myotomes #diagnosis ... #arm #physicalexam
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... Posterior long arm ... Posterior #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
Hamate Fracture on Wrist ... X-Ray - point ... with associated signs ... neurovascular injury ... WristXRay #Radiology #MSK