10 results
Arthrocentesis - Joint Fluid Analysis

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

Viscosity of synovial
does not rule out ... septic arthritis ... 50,000 #Diagnosis #Differential ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... Monoarthritis • Septic ... Crystalline - Gout ... Crystals - “Pseudogout ... Joint #Disorders #msk
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
analysis: • MSU ... : Gout • CPPD: ... Pseudogout Additional ... blood/synovial fluid ... #joint #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:
(1 joint): • Septic ... or pseudogout, ... • WBC >20k: Septic ... #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
Purulent Ankle Joint on POCUS
Young patient 2 weeks status post ORIF of ankle fracture presents with
on POCUS Young ... flowing in and out ... found to have septic ... #Joint #POCUS # ... clinical #ultrasound #msk
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Arthritis • Gout ... /pseudogout • ... Poikilothermia • Septic ... lower #extremity #msk