12 results
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Fluid Analysis ... , Septic arthritis ... #Table #Aspiration ... #Pseudogout #Septic ... #Infective #Arthritis
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 ... #Table #Aspiration ... #Pseudogout #Septic ... #Infective #Arthritis
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
Arthrocentesis #Joint ... #Effusion #Analysis ... #Table #Aspiration ... #Pseudogout #Septic ... #Infective #Arthritis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
): • Septic joint ... , gout or pseudogout ... • WBC >20k: Septic ... infection, needs ... infection.
Risk Factors for Septic Arthritis
Contiguous spread

Skin infection, cutaneous ulcers

Direct inoculation

Previous intraarticular injection

Prosthetic joint: early and delayed
spread Skin infection ... early and delayed (Table ... immunodeficiency virus infection ... : late (Table 6) ... #Infective #Arthritis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Monoarthritis • Septic ... Crystals - “Pseudogout ... • Reactive arthritis ... within 1 month of infection
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Inflammatory arthritis ... Culture: Negative Septic ... Gout • CPPD: Pseudogout ... blood/synovial fluid ... #joint #fluid #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
2000 in synovial fluid ... induced (Gout/Pseudogout ... By: - Chronic Infection ... Lyme • Gout/Pseudogout ... Rubella Bacterial Infection
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Disseminated Gonococcal Infection ... symptomatic genital infection ... test • Synovial fluid ... analysis in all ... Disseminated #Gonococcal #Infection
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
• Gout/pseudogout ... Leg Pain: • Infection ... entrapment • Infections ... Pallor-bruising 3) Paralysis ... Poikilothermia • Septic