9 results
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Fluid Analysis Effusion ... #Diagnosis #Differential ... Analysis #Table #Aspiration ... #Pseudogout #Septic ... #Infective #Arthritis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... • Septic • ... Crystals - “Pseudogout ... “Bamboo Spine” Fusion ... within 1 month of infection
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
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... induced (Gout/Pseudogout ... By: - Chronic Infection ... Lyme • Gout/Pseudogout ... #Diagnosis #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... - DDX: - Infection ... - Septic Arthritis ... #causes #differential ... #diagnosis #msk
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
(1 joint): • Septic ... • WBC >20k: Septic ... with bacterial infection ... #Joint #Pain #MSK ... approach #workup #differential
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
flare, Pleural effusion ... , Pneumonia, Aspiration ... Tumor, Pleural effusion ... , Anaphylaxis, Infection ... poisoning, DKA, Fever, Sepsis
Leg Pain - Differential Diagnosis Framework

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