8 results
Arthrocentesis - Joint Fluid Analysis

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

Viscosity of synovial
Arthrocentesis of ... does not rule out ... 50,000 #Diagnosis #Differential ... 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 Additional ... blood/synovial fluid
Aspiration of MTP Gout Effusion

Good to the last drop. In-plane ultrasound guided aspiration to maximize fluid
Aspiration of MTP ... Gout Effusion ... to maximize fluid ... #clinical #pocus ... #ultrasound #msk
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
reactive arthritis, gout ... or pseudogout, ... OA *Always do arthrocentesis ... #Joint #Pain #MSK ... approach #workup #differential
MTP Gout Effusion on POCUS
50s male with DM/HTN (no hx gout) and great toe pain-MTP joint.
effusion or to guide aspiration ... Ankle block with ... In-plane aspiration ... MSU crystals=Gout ... #ultrasound #MSK
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

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

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