18 results
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
Scaphoid Fractures ... carpal bone. ... bone fracture ... #Wrist #Carpal ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... most commonly fractured ... carpal bone. ... bone fracture ... #Wrist #Carpal
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... distal radius fracture ... , scaphoid fracture ... unless associated fracture ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Bone Fractures ... #Bone #Fractures ... #wrist #frequency ... #radiology #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... fracture (scaphoid ... radial styloid fracture ... #Wrist #Carpal ... Orthopedics #Sports #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay -
occur around the knee ... island • Stress fracture ... Chondrosarcoma • Stress fracture ... #Differential #Radiology ... #XRay #msk #lesions
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Embolism (e.g. fractured ... long bone) • ... Trauma to Vessel (dislocation ... /fracture) • Hemarthrosis ... Vascular #JointPain #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
occur around the knee ... island • Stress fracture ... Chondrosarcoma • Stress fracture ... Lesions #Bony #Differential ... Radiology #XRay #MSK
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... Fractures-> Femur ... Avulsion fractures ... SEGOND FRACTURE: ... Avulsion fracture
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Intra-articulation fracture ... - Patellar dislocation ... - Aneurysmal bone ... #diagnosis #msk