13 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
does not rule out ... 50,000 #Diagnosis #Differential ... Arthrocentesis #Joint ... Analysis #Table #Aspiration ... #Pseudogout #Septic
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, ... , pseudogout, gonorrhea ... #Joint #Pain #MSK ... approach #workup #differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Monoarticular • Gout ... Podagra, Tophi) • Pseudogout ... Inflammatory #JointPain #MSK ... #Differential #
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Crystalline - Gout ... Crystals - “Pseudogout ... #Disorders #msk ... #Differential #
Tibiotalar Ankle Effusion Evaluation on Point of Care Ultrasound (POCUS)

POCUS for ankle effusions: position the ankle
Evaluation on Point ... ) POCUS for ankle ... tibia to look for fluid ... the tibiotalar joint ... #POCUS #MSK #Clinical
MTP Gout Effusion on POCUS
50s male with DM/HTN (no hx gout) and great toe pain-MTP joint.
POCUS revealed joint ... 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
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
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
analysis: • MSU ... : Gout • CPPD: ... Pseudogout Additional ... diagnosis #septic #joint ... #fluid #analysis