272 results
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
OA, Traumatic arthritis ... SLE, , RF , Pseudogout ... crystals), TB arthritis ... , Septic arthritis ... Table #Aspiration #Pseudogout
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
rule out 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:
Table #Aspiration #Pseudogout ... Septic #Infective #Arthritis
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
Septic Arthritis ... osteoarthritis, gout, pseudogout ... disease, viral arthritis ... with migratory arthritis ... rule out septic arthritis
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
Pseudogout Summary ... resulting in an acute arthritic ... Acute CPP Crystal Arthritis ... chondrocalcinosis Acute Pseudogout ... #Pseudogout #CPPD
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Podagra, Tophi) • Pseudogout ... • Rheumatoid Arthritis ... Asymmetric (Psoriatic Arthritis ... • Psoriatic Arthritis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Crystals - “Pseudogout ... Joints • Reactive arthritis ... • Psoriatic arthritis ... • Rheumatoid Arthritis
Differential Diagnosis of Acute Arthritis

Crystal-induced arthritis: Calcium oxalate, gout, cholesterol, pseudogout, hydroxyapatite crystals

Infectious arthritis: Bacteria, fungi,
Diagnosis of Acute Arthritis ... Crystal-induced arthritis ... , cholesterol, pseudogout ... Inflammatory arthritis ... , reactive arthritis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Lyme), reactive arthritis ... , gout or pseudogout ... SLE, psoriatic arthritis ... Rhomboid, blue = pseudogout ... differential #diagnosis #arthritis
Chondrocalcinosis: Calcium Pyrophosphate Dihydrate (CPPD) Deposition Disease

 - Acute CPPD precipitation into the joint space ->
crystals -> Acute pseudogout ... polyarticular arthritis ... Chondrocalcinosis #Pseudogout