23 results
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
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint ... - Septic Arthritis ... (1%) - Watch out ... : - Gout - Pseudo ... gout - Osteoarthritis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Monoarthritis • Septic ... Crystalline - Gout ... “Bamboo Spine” Fusion ... Erythematosus (SLE), should
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... , gout or pseudogout ... Spondyloarthropathies, gout ... Parallel, yellow = gout ... #Joint #Pain #MSK
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... • This case should ... • Gout can present ... Gout is relatively ... #Gouty #Arthritis
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

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

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... Very hard to get out ... Crystal induced (Gout ... fever • Lyme • Gout ... #Diagnosis #MSK
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Diagnosis Algorithm ... Monoarticular • Gout ... ) • Gout • Psoriatic ... Inflammatory #JointPain #MSK
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
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
CPPD vs Gout ... (shoulders, wrists ... disease states Pathophysiology ... onset of swelling, pain ... Wrist, MCP, or shoulder