11 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
humerus; simple = no fracture ... , complex = fracture ... associated injuries: Fractures ... + radial head fracture ... coronoid process fracture
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
Tenderness to lateral ... dislocation, scaphoid ... Management: Pain ... recommendations MH/CCF ... #Elbow #Radiology
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... most commonly fractured ... common carpal bone fracture ... radius or ulna fractures ... Triquetral #Triquetrum #Fracture
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Monteggia Fracture ... Fracture of proximal ... recall where the fracture ... 4-10 • Ulna fracture ... #Monteggia #Fracture
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
On lateral wrist ... XR, the capitate ... injuries: Carpal fracture ... radial styloid fracture ... Wrist #Carpal #Radiology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
associated avulsion fractures ... degrees of flexion; lateral ... injuries: Avulsion fracture ... a concomitant fracture ... #IPJoint #Radiology
Pediatric Elbow Injuries - Elbow Xrays

Check the fat pads on the lateral projection:
1. A displaced anterior
associated with fractures ... irrespective of if a fracture ... supracondylar fracture ... a radial head dislocation ... Injuries #Xrays #Radiology
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
with Hill-Sachs fracture ... the impaction fracture ... Hill-Sachs impaction fracture ... Sachs impaction fracture ... Hill-Sachs impaction fracture
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Absence of a fracture ... joint needs to be clinically ... Finger deformity caused ... injuries: Avulsion fracture ... Mallet #Finger #Radiology
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
- MSK Radiology ... : • Lateral dislocation ... Can get chondral fractures ... diagnosis: • Patella fracture ... with or without a fracture