7 results
Hip Dislocation - Posterior dislocation (90%): Typically presents with hip flexed and adducted; 5-15% of posterior
Hip Dislocation ... a femoral head fracture ... rotated #Dagnosis #EM ... #Classification ... Posterior #Diagram #ALiEM
PV Card: Knee Injuries | Quick Reference Guide - Orthopedic injuries are commonly managed in the
from the 2015-16 ALiEM ... ankle and hindfoot fractures ... specifically patella fractures ... , and knee dislocation ... #Patella #Fracture
Radial Head Fracture Classification - I: Minimally displaced fracture ≤2 mm. II: Fracture fragment displaced >2
Radial Head Fracture ... II: Fracture fragment ... Associated elbow dislocation ... #Diagnosis #EM ... #ALiEM
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... Embolism (e.g. fractured ... long bone) • ... Trauma to Vessel (dislocation ... /fracture) • Hemarthrosis
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 ... Effusions #causes #differential
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Tissue Lesions - Differential ... Diagnosis Algorithm ... • Sprain • Dislocation ... • Fracture ... • Fracture Skin
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
consistent with bone ... Can get chondral fractures ... Differential diagnosis ... : • Patella fracture ... with or without a fracture