32 results
Arthrocentesis - Joint Fluid Analysis

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

Viscosity of synovial
50,000 #Diagnosis #Differential ... Syonvial #Fluid #Effusion ... Analysis #Table #Aspiration ... #Pseudogout #Septic ... #Infective #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:
Syonvial #Fluid #Effusion ... Analysis #Table #Aspiration ... #Pseudogout #Septic ... #Infective #Arthritis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... - Septic Arthritis ... : - Reactive arthritis ... RA/Idiopathic arthritis ... #causes #differential
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... Crystals - “Pseudogout ... “Bamboo Spine” Fusion ... • Psoriatic arthritis ... Disorders #msk #Differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... suggested by warmth, effusion ... induced (Gout/Pseudogout ... Lyme • Gout/Pseudogout ... Joint #pain #Differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain - Differential ... Podagra, Tophi) • Pseudogout ... • Rheumatoid Arthritis ... • Psoriatic Arthritis ... JointPain #MSK #Differential
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Inflammatory arthritis ... Gout • CPPD: Pseudogout ... rav7ks #Knee #Effusions
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Lyme), reactive arthritis ... , gout or pseudogout ... SLE, psoriatic arthritis ... approach #workup #differential ... #diagnosis #arthritis
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Vision Loss - Differential ... Nerve • Acute Angle ... Nerve • Temporal Arteritis ... Acute #VisionLoss #Differential