8 results
Arthrocentesis - Joint Fluid Analysis

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

Viscosity of synovial
Arthrocentesis of ... 50,000 #Diagnosis #Differential ... #Arthrocentesis ... 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 ... #Diagnosis #Arthrocentesis ... Joint #Syonvial #Fluid ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - Arthrocentesis ... analysis: • MSU ... Gout • CPPD: Pseudogout ... blood/synovial fluid ... septic #joint #fluid
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Posterior Ankle ... Trigonum) Syndrome - MSK ... thickening and fluid-signal ... hallucis longus Differential ... Radiology #diagnosis #msk
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
arthritis, gout or pseudogout ... OA *Always do arthrocentesis ... Rhomboid, blue = pseudogout ... #Joint #Pain #MSK ... approach #workup #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... 2000 in synovial fluid ... induced (Gout/Pseudogout ... Lyme • Gout/Pseudogout ... #Diagnosis #MSK
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
include forefoot, ankles ... fingers Synovial Fluid ... Uncertain diagnosis or arthrocentesis ... Dual-energy CT → MSU