18 results
Typical Clinical Presentations of Septic Arthritis by Pathogen and Joint Involvement

#Diagnosis #Septic #Arthritis #Differential #History #Presentation
Presentations of Septic ... Arthritis by Pathogen ... and Joint Involvement ... #Diagnosis #Septic ... Pathogen #Bacteria #Table
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - Joint ... , Septic arthritis ... Arthrocentesis #Joint ... Effusion #Analysis #Table ... Aspiration #Pseudogout #Septic
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
): • Septic joint ... Lyme), reactive arthritis ... • WBC >20k: Septic ... SLE, psoriatic arthritis ... #Joint #Pain #MSK
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Monoarthritis • Septic ... • Reactive arthritis ... @AmyChung #Joint ... #Disorders #msk
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Polyarticular Join ... Myalgia • Viral Arthritis ... Fasciitis • Septic ... Infectious #JointPain #MSK
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
Inflammatory - Septic ... arthritis; however ... Arthrocentesis #Joint ... Effusion #Analysis #Table ... #Infective #Arthritis
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 ... early and delayed (Table ... 6) Recent joint ... Prosthetic joint ... : late (Table 6)
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:
Arthrocentesis #Joint ... Effusion #Analysis #Table ... Aspiration #Pseudogout #Septic ... #Infective #Arthritis
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
Septic Arthritis ... AC joint septic ... septic arthritis ... #Septic #Arthritis ... clinical #ultrasound #MSK
Septic arthritis of the elbow on Point of Care Ultrasound (POCUS)

66M w painful, swollen R elbow
Septic arthritis ... Care Ultrasound (POCUS ... thickening and joint ... #arthritis #elbow ... #POCUS #Synovitis