37 results
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 ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... fracture - Patellar dislocation ... #Effusions #causes
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
monoarticular & the knee ... involved in >50% of cases ... S.A. can also be caused ... pathogen across all ... SepticArthritis #pathophysiology
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... the radial head dislocation ... ), compartment syndrome ... ligamentous injury (LCL ... ) • ED Management
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
MSK - Fractures, dislocations ... posterior shoulder - AC ... compartment syndrome ... especially with AC ... Evaluation #Diagnosis #Management
Hyperviscosity Syndrome - Causes and Treatment

 - Waldenstrom macroglobulinemia (most common) / Plasmapheresis 
 - Multiple
Hyperviscosity Syndrome ... - Causes and Treatment ... hyperleukocytosis (AML ... #Causes #Differential ... Diagnosis #Treatment #Management
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Fracture • Hip dislocation ... Valgus position of knee ... Trendelenburg #Gait #pathophysiology ... #causes #symptoms
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Guillain-Barre Pathophysiology ... complete paralysis of all ... Albuminocytologic dissociation ... #diagnosis #management
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
although hepatic causes ... namely, the many causes ... myeloma, CML, AML ... rare): - Reye syndrome ... deficiency #Ammonia #Pathophysiology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... have fever - ACS ... : • Pathophysiology ... TLS #diagnosis #management
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
Heart Failure Pathophysiology ... → Inflammation causes ... composite endpoint of all-cause ... heartfailure #diagnosis #management