13 results
Arthrocentesis - Joint Fluid Analysis

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

Viscosity of synovial
septic arthritis ... #Differential # ... Arthrocentesis #Joint ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Monoarthritis • Septic ... Crystalline - Gout ... Crystals - “Pseudogout ... #Disorders #msk
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
): • Septic joint ... , gout or pseudogout ... #Joint #Pain #MSK ... approach #workup #differential ... #diagnosis #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:
nongonococcal ) #Diagnosis ... Arthrocentesis #Joint ... Analysis #Table #Aspiration ... #Pseudogout #Septic ... #Infective #Arthritis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Diagnosis Algorithm ... Monoarticular • Gout ... Podagra, Tophi) • Pseudogout ... Inflammatory #JointPain #MSK
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Inflammatory arthritis ... : Gout • CPPD: ... Pseudogout Additional ... Interpretation #diagnosis ... #septic #joint
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... 2000 in synovial fluid ... /Pseudogout) ... Joint #pain #Differential ... #Diagnosis #MSK
Purulent Ankle Joint on POCUS
Young patient 2 weeks status post ORIF of ankle fracture presents with
Purulent Ankle Joint ... of the ankle joint ... 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 ... Diagnosis Framework ... • Gout/pseudogout ... Poikilothermia • Septic ... #extremity #msk