21 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... to distal ulna, ... #Radiology #XRay ... #Orthopedics #Sports
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... onto outstretched hand ... #Radiology #XRay ... #Orthopedics #Sports
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... of extensor tendon ... thumb injury to ulnar ... Terry thomas sign ... #differential #diagnosis
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
will be obvious; signs ... onto outstretched hand ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
scaphoid entering distally ... instability and ... onto outstretched hand ... #Diagnosis #Management ... #Orthopedics #Sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... onto outstretched hand ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
PIP Involvement, Spares ... DIP, Carpal Tunnel ... : Atlantoaxial Instability ... Arthritis #RA #diagnosis ... #rheumatology #signs
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
distal to the DIP ... flexion due to inability ... Finger #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ulnar displacernent ... to the dorsal distal ... IPJoint #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
strength of muscle, tendon ... on axillary x-ray ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics