32 results
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... performed, the large bone ... subluxating the large bone ... ECRB) The distal carpal ... #Wrist #msk #orthopedics
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Bone Fractures ... wrist #frequency #radiology ... #msk #orthopedics ... #diagnosis
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... instability and ... #Radiology #XRay ... #Diagnosis #Management ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... bone fracture ... #Radiology #XRay ... #Diagnosis #Management ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... bones should be ... #Radiology #XRay ... #Diagnosis #Management ... #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... fractured long bone ... #Vascular #JointPain ... #MSK #Differential ... #Orthopedics #Causes
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Diagnosis Algorithm ... Intra-Articular - Bone ... Ossificans #Chronic #JointPain ... Intraarticular #MSK ... #Orthopedics #Causes
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... Diagnosis Algorithm ... Tumours #MSK #Differential ... #Orthopedics #Causes ... #Oncology #Radiology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
injury • ED Management ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports ... #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
disruption (may be bony ... flexion due to inability ... Mallet #Finger #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK