39 results
Arthrocentesis - Joint Fluid Analysis

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

Viscosity of synovial
Arthrocentesis of ... arthritis; however ... #Differential #Arthrocentesis ... Effusion #Analysis #Table ... #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:
#Diagnosis #Arthrocentesis ... Effusion #Analysis #Table ... Aspiration #Pseudogout #Septic ... #Infective #Arthritis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
(1 joint): • Septic ... *Always do arthrocentesis ... • WBC >20k: Septic ... with bacterial infection ... prosthetic joint infection
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Monoarthritis • Septic ... within 1 month of infection ... • Psoriatic arthritis ... Osteoarthritis (OA ... • Rheumatoid Arthritis
Typical Clinical Presentations of Septic Arthritis by Pathogen and Joint Involvement

#Diagnosis #Septic #Arthritis #Differential #History #Presentation
Presentations of Septic ... Arthritis by Pathogen ... #Diagnosis #Septic ... #Arthritis #Differential ... Pathogen #Bacteria #Table
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
Septic Arthritis ... Workup: arthrocentesis ... beneficial in septic ... nongonococcal septic ... unable to rule out septic
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
Differential Diagnosis Infection ... - Gonococcal infection ... Infection (Chronic ... , psoriatic arthritis ... Sarcoid - Erosive OA
Risk Factors for Septic Arthritis
Contiguous spread

Skin infection, cutaneous ulcers

Direct inoculation

Previous intraarticular injection

Prosthetic joint: early and delayed
Risk Factors for Septic ... spread Skin infection ... early and delayed (Table ... Prosthetic joint: late (Table ... #Infective #Arthritis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Ischemic optic ... neuritis - Giant cell arteritis ... Bacterial or viral infection ... Tumor-associated arthritis ... Cardiomyopathies - Viral infection