9 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
spacing between all carpal ... • Due to injury ... associated injuries: distal ... radius fracture ... #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... fracture (scaphoid ... , median nerve injury ... #Wrist #Carpal ... #Radiology #XRay
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
joint dislocations ... to the dorsal distal ... Hyperextension injury ... #Dislocation #IPJoint ... #Radiology #XRay
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
, distal radioulnar ... joint injury, interosseous ... , elbow dislocation ... #Elbow #Radiology ... #XRay #Diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
needs to be clinically ... extensor tendon distal ... : Hyperflexion injury ... Mallet #Finger #Radiology ... #XRay #Diagnosis
Pediatric Elbow Injuries - Elbow Xrays

Check the fat pads on the lateral projection:
1. A displaced anterior
a significant injury ... with the distal ... a radial head dislocation ... #Radiology #peds ... #Pediatrics #clinical
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
dislocation with ... Similar injury to ... Perthes #lesion #clinical ... #mri #clinical ... #Radiology #diagnosis
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder dislocation ... capsuloligamentous injury ... BHAGL): Avulsion fracture ... #mri #clinical ... #Radiology #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This patient’s clinical ... on a chest x-ray ... wall, a chest x-ray ... #Radiology #CTChest