69 results
Arthrocentesis - Joint Fluid Analysis

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

Viscosity of synovial
Arthrocentesis of ... #Differential #Arthrocentesis ... Syonvial #Fluid #Effusion
Osteoarthritis (OA): Clinical findings
 • Stimulation of joint nociceptors in subchondral bone -> Pain with loading
Osteoarthritis (OA ... production -> Joint effusion ... Osteoarthritis #OA
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 ... Syonvial #Fluid #Effusion
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Arthrocentesis ... rav7ks #Knee #Effusions ... #Arthrocentesis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
spondyloarthropathies, lupus, OA ... or pseudogout, OA ... *Always do arthrocentesis ... • Non-bloody: OA ... gonorrhea, Lyme, OA
Pleural Effusion - Workup, Diagnostic Algorithm #Diagnosis #EM #IM #PCC #Pleural #Effusion #Transudative #Exudative #Differential #Algorithm
Pleural Effusion ... Workup, Diagnostic Algorithm ... #PCC #Pleural #Effusion ... #Differential #Algorithm
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Differential Diagnosis Algorithm ... “Bamboo Spine” Fusion ... Osteoarthritis (OA ... Differential #Diagnosis #Algorithm
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Differential Diagnosis Algorithm ... (↑Shunting), ↓Perfusion ... Dead space) • ↓Diffusion ... Differential #Diagnosis #Algorithm
Ankle Arthrocentesis on POCUS

This patient presented with non traumatic ankle pain & swelling. PoCUS can detect
Ankle Arthrocentesis ... can detect an effusion ... and guide arthrocentesis ... Absence of a joint effusion ... #effusion #clinical