12 results
Arthrocentesis - Joint Fluid Analysis

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

Viscosity of synovial
50,000 #Diagnosis #Differential ... Arthrocentesis #Joint ... #Effusion #Analysis ... #Table #Aspiration ... #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:
Synovial Fluid Analysis ... Arthrocentesis #Joint ... #Table #Aspiration ... #Pseudogout #Septic ... #Infective #Arthritis
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Polyarticular Join ... Pain • Viral ... Myalgia • Viral Arthritis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Pain Eyes ... • Ischemic optic ... Bacterial or viral infection ... Cardiomyopathies - Viral infection ... #pain #differential
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... ): • Septic joint ... infection. ... #Joint #Pain #MSK ... approach #workup #differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... : • Infection: ... Pallor-bruising 3) Paralysis ... Poikilothermia • Septic ... differential #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... Differential Diagnosis ... 2000 in synovial fluid ... By: - Chronic Infection ... Joint #pain #Differential
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Manifestations: • Infection ... peripancreatic fluid ... #Differential # ... #primarycare #table
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Fever/Chills/Joint ... pain/Night sweats ... - DDX: - Infection ... Knee Effusions - Septic