8 results
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
Inflammatory - Septic ... 50,000 #Diagnosis #Differential ... #Fluid #Effusion ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Fluid Analysis Effusion ... #Diagnosis #Differential ... Arthrocentesis #Joint #Syonvial ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Synovial Fluid Analysis:

Findings (COLOR	TRANSPARENCY	VISCOSITY	WBC COUNT (PER MM3)	PMN CELL COUNT (%)	GRAM STAIN	CULTURE	PCR TEST	CRYSTALS)

By Condition (Normal 
Noninflammatory 
Inflammatory:
Synovial Fluid Analysis ... Arthrocentesis #Joint #Syonvial ... #Fluid #Effusion ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... • Septic • ... Crystals - “Pseudogout ... “Bamboo Spine” Fusion ... Joint #Disorders #msk
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Culture: Negative Septic ... analysis: • MSU ... Gout • CPPD: Pseudogout ... rav7ks #Knee #Effusions
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... and WBC >2000 in synovial ... induced (Gout/Pseudogout ... Lyme • Gout/Pseudogout ... #Diagnosis #MSK
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Tissue Lesions - Differential ... Synovitis • Monoarthritis ... Polyarthritis • Synovial ... SoftTissue #Lesions #MSK ... #Differential #
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... - Septic Arthritis ... granuloma - Synovial ... #causes #differential ... #diagnosis #msk