13 results
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
Scaphoid Fractures ... most commonly fractured ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... 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 ... common carpal bone fracture ... radius or ulna fractures ... Triquetral #Triquetrum #Fracture
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... distal radius fracture ... , scaphoid fracture ... unless associated fracture ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
On lateral wrist ... injuries: Carpal fracture ... radial styloid fracture ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... Embolism (e.g. fractured ... Trauma to Vessel (dislocation ... /fracture) • Hemarthrosis ... Vascular #JointPain #MSK
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility Fractures ... - Differential ... Osteomalacia / Ricketts ... #Fragility #Fractures ... #Pathologic #MSK
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
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Tissue Lesions - Differential ... Diagnosis Algorithm ... Lesion Bone • Fracture ... Confusion Bone • Fracture ... SoftTissue #Lesions #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Diagnosis Framework ... Intra-articulation fracture ... - Patellar dislocation ... #diagnosis #msk ... #physicalexam
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder dislocation ... Differential diagnosis ... BHAGL): Avulsion fracture ... clinical #Radiology #diagnosis ... #msk