26 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... carpal bone. ... bone fracture ... injuries: Perilunate dislocation ... #Triquetrum #Fracture
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... bones should be ... diagnosis scapholunate dissociation ... bones should be ... or dislocation)
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
carpal bone. ... bone fracture ... : Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone Fractures ... Scaphoid - 50-80% • Triquetral ... #Bone #Fractures ... frequency #radiology #msk ... #orthopedics #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... In perilunate dislocation ... summary: • Dorsal dislocation ... #Perilunate #Dislocation ... #Sports #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Posterior hip dislocation ... • Anterior hip dislocation ... tear a portion of bone ... #msk #diagnosis ... signs #symptoms #orthopedics
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
long bone) • ... Trauma to Vessel (dislocation ... • Dislocated Bone ... Vascular #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder Dislocation ... common major joint dislocation ... (10%), bony Bankart ... #Shoulder #Dislocation ... #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder Dislocation ... Anterior Shoulder Dislocation ... x-ray view -> Dislocation ... and underlying bone ... joint capsule or bone
Orthopedic Fracture Classification - Upper Limbs
Neer Classification of Proximal Humeral head Fractures:
 • 1-part
 • 2-part:
radioulnar joint and dislocation ... of radius with dislocation ... distal radius with dislocation ... with concomitant dislocation ... first metacarpal bone