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

Viscosity of synovial
Arthrocentesis of synovial ... Viscosity of synovial ... unlikely with synovial ... #Syonvial #Fluid ... #Effusion #Analysis
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 ... Aspiration #Pseudogout #Septic ... #Infective #Arthritis
Arthrocentesis - Joint Fluid Analysis

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

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Inflammatory arthritis ... amplification of blood/synovial ... fluid • TB: Synovial ... and culture or synovial ... #joint #fluid #
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
accumulation in the synovial ... in Rheumatoid arthritis ... triggers a mild synovial ... into the synovial ... #Degenerative #Comparison
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... Differential Diagnosis ... and WBC >2000 in synovial ... fluid • What ... Joint #pain #Differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Fever/Chills/Joint ... pain/Night sweats ... Knee Effusions - Septic ... granuloma - Synovial
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
Hypomagnesemia Synovial ... Fluid: • WBCs ... attacks Gout: Synovial ... Fluid Testing: ... #CPPD #Gout #Comparison
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Diseases • Septic ... and culture of synovial ... fluid • Gout or ... examine a drop of synovial ... , and low back pain
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... vesicular eruption • Joints ... Cerebrospinal fluid ... Palpable purpura, joint ... involvement, abdominal pain