15 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... extension • Possible ... injuries: Perilunate dislocation ... #Radiology #XRay ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... onto outstretched hand ... pain with wrist extension ... #Radiology #XRay ... #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... pain with wrist extension ... trapezium, capitate, triquetrum ... #Radiology #XRay ... #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... onto outstretched hand ... #Radiology #XRay ... #Sports #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
lateral slips of the extensor ... phalanx to enable extension ... Discharge with orthopedic ... IPJoint #Radiology #XRay ... #Orthopedics #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
disruption (may be bony ... Discharge with orthpedic ... Finger #Radiology #XRay ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
fracture (10%), bony ... procedural sedation and ... Anterior #Radiology #XRay ... Diagnosis #Management #Orthopedics ... #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
on axillary x-ray ... underlying bone ... joint capsule or bone ... signs #symptoms #msk ... #orthopedics #pathophysiology
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... slightly extended, and ... contraction of the wrist extensors ... Instability #Wrist #msk ... #orthopedics #clinical
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
bone cortex • ... onto outstretched hand ... injury, elbow dislocation ... Elbow #Radiology #XRay ... #MSK