14 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
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Embolism (e.g. fractured ... Trauma to Vessel (dislocation ... /fracture) • Hemarthrosis ... Vascular #JointPain #MSK ... #Orthopedics #Causes
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
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
• Stress Fracture ... • Stress Fracture ... • Pathologic Fracture ... Intraarticular #MSK ... #Orthopedics #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility Fractures ... - Differential ... #Fragility #Fractures ... #Pathologic #MSK ... #Orthopedics #Causes
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Diagnosis Algorithm ... Lesion Bone • Fracture ... Confusion Bone • Fracture ... SoftTissue #Lesions #MSK ... #Orthopedics #Causes
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Rim/Mid-facial Fracture ... Orbital Floor Fracture ... / Retrobulbar Fracture ... Lens: Cataract, dislocation ... #Causes #Ophthalmology
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
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm ... Cataract/Lens Dislocation ... Orbital Floor Fracture ... #Diagnosis #Algorithm
Causes of Knee Effusions - Differential Diagnosis Framework

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