11 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... • Due to injury ... ("Terry Thomas sign ... #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... ), ligamentous injury ... brachial artery injury ... Radiology #XRay #Diagnosis ... #Sports #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Axillary nerve injury ... , bony Bankart lesions ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
- Differential Diagnosis ... Cartilage • Meniscal ... Injury • SLAP ... #Algorithm #Orthopedics ... #Causes
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 Diagnosis ... bearing after injury ... Ligamentous injuries - Meniscal ... fracture - Patellar dislocation
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
is difficult to diagnose ... Most lesions of ... context of complex knee ... #PhysicalExam #Sports ... #Orthopedics #Knee
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... , POSTERIOR KNEE ... : ~25% cases. ... special ligament/meniscus ... trauma/vascular/orthopedic
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Stroke • Root Lesion ... Valgus position of knee ... pathophysiology #causes ... #symptoms #signs ... #diagnosis #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... anterior shoulder dislocation ... WITHOUT Bankart lesion ... capsuloligamentous injury ... GAGL): "Reverse J sign
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
vasculature, causing lesions ... Viral replication causes ... direct injury to ... Pathophysiology #Diagnosis ... #Signs #Symptoms