11 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... scapholunate dissociation ... perilunate or lunate dislocation ... or dislocation) ... #Scapholunate #Dissociation
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
: Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... #Wrist #Carpal ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... In perilunate dislocation ... summary: • Dorsal dislocation ... #Perilunate #Dislocation ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... injuries: Perilunate dislocation ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential Diagnosis ... Algorithm - ... Embolism (e.g. fractured ... Trauma to Vessel (dislocation ... Vascular #JointPain #MSK
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... POSTERIOR DISLOCATION ... nerve injury (25%) TEST ... suspicious of posterior dislocation ... #Dislocation #Posterior
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Intra-articulation fracture ... - Patellar dislocation ... #differential #diagnosis ... #msk #physicalexam
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Greater Trochanter Fracture ... • Hip dislocation ... Valgus position of knee ... symptoms #signs #diagnosis ... #msk
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
- Differential Diagnosis ... Algorithm Septic ... • Sprain • Dislocation ... • Sprain • Dislocation ... SoftTissue #Lesions #MSK
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
Transient Patellar Dislocation ... - MSK Radiology ... description: • Lateral dislocation ... Transient #Patellar #Dislocation ... #msk