49 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 ... - Differential Diagnosis ... Fever/Chills/Joint ... - Septic Arthritis ... #diagnosis #msk
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Monoarthritis • Septic ... Crystalline - Gout ... Erythematosus (SLE), should ... #Disorders #msk
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - Joint ... Fluid Analysis Effusion ... birefringent crystals), Gout ... , Septic arthritis ... #Diagnosis #Differential
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... - Differential Diagnosis ... Polyarticular Join ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
Septic Arthritis ... Diagnosis? ... septic arthritis ... #Septic #Arthritis ... clinical #ultrasound #MSK
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... ): • Septic joint ... • WBC >20k: Septic ... Like in this case ... #Joint #Pain #MSK
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... - Differential Diagnosis ... Inflammatory #JointPain #MSK ... #Differential #Diagnosis ... #Orthopedics #Causes
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... • This case should ... - **MSK rads ... #msk #rheumatology
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
does not rule out ... septic arthritis ... ; however, the diagnosis ... Arthrocentesis #Joint ... Syonvial #Fluid #Effusion
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... suggested by warmth, effusion ... axial (spine, shoulders ... weeks) Can Be Caused ... #Diagnosis #MSK