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

Viscosity of synovial
rule out septic arthritis ... Arthrocentesis #Joint ... #Syonvial #Fluid ... #Effusion #Analysis ... Pseudogout #Septic #Infective
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - Joint ... Fluid Analysis ... #Syonvial #Fluid ... #Effusion #Analysis ... Pseudogout #Septic #Infective
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 ... #Arthritis
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Inflammatory arthritis ... fluid • TB: Synovial ... diagnosis #septic #joint ... #fluid #analysis
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 ... Fever/Chills/Joint ... - DDX: - Infection ... granuloma - Synovial ... differential #diagnosis #msk
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
preferred test • Synovial ... fluid analysis ... an accessible joint ... effusion • Laboratory ... , knees, wrists,
Septic arthritis of the elbow on Point of Care Ultrasound (POCUS)

66M w painful, swollen R elbow
Septic arthritis ... thickening and joint ... effusion seen between ... Synovial fluid WBC ... #elbow #Joint #
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
accumulation in the synovial ... in Rheumatoid arthritis ... into the synovial ... commonly affects the knee ... Comparison #Versus #MSK
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Differential Diagnosis Algorithm ... “Bamboo Spine” Fusion ... within 1 month of infection ... Inflammation of Synovium ... #Disorders #msk
Evaluation of Suprapatellar Knee Effusion (normal knee) on Point of Care Ultrasound (POCUS)

POCUS for knee effusions:
knee) on Point ... of Care Ultrasound ... joint, so scan ... patella to look for fluid ... #MSK #POCUS #Clinical