2624 results
Septic arthritis of the elbow on Point of Care Ultrasound (POCUS)

66M w painful, swollen R elbow
Care Ultrasound (POCUS ... Note the marked synovial ... thickening and joint ... Synovial fluid WBC ... #Clinical #POCUS
Baker's Cyst on POCUS 
63yo w p/w pain and swelling behind knee.  Probe on knee
Baker's Cyst on POCUS ... crease, and bam - POCUS ... Baker's Cyst. synovial ... outpouching from joint ... intraarticular joint
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
Arthrocentesis of synovial ... Viscosity of synovial ... unlikely with synovial ... Arthrocentesis #Joint ... #Syonvial #Fluid
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Pathogenesis and Joint ... Joint involvement ... subchondral bone & synovial ... accumulation in synovial ... notable on Xray) • Synovial
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 ... #Syonvial #Fluid
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
and Degenerative joint ... Inflammatory Joint ... accumulation in the synovial ... triggers a mild synovial ... fluid into the synovial
Rheumatoid Arthritis
Rheumatoid Arthritis (RA) is an inflammatory autoimmune condition. While chiefly thought of as a joint
thought of as a joint ... the MCP & PIP joints ... affects the DIP joints ... intriguing was the role synovial ... unique subtypes of synovial
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - Joint ... Arthrocentesis #Joint ... #Syonvial #Fluid
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... 3) Number of Joints ... weight-bearing joints ... Number of Joints ... late prosthetic joint
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
amplification of blood/synovial ... fluid • TB: Synovial ... and culture or synovial ... diagnosis #septic #joint