27 results
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - ... Joint Fluid Analysis ... birefringent crystals), Gout ... #Joint #Syonvial ... #Fluid #Effusion
Ankle Arthrocentesis on POCUS

This patient presented with non traumatic ankle pain & swelling. PoCUS can detect
Ankle Arthrocentesis ... Absence of a joint ... a septic joint unlikely ... #POCUS #ultrasound ... #msk
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Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
reactive arthritis, gout ... OA *Always do arthrocentesis ... Spondyloarthropathies, gout ... Parallel, yellow = gout ... #Joint #Pain #MSK
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
Arthrocentesis of ... does not rule out ... #Differential #Arthrocentesis ... #Joint #Syonvial ... #Fluid #Effusion
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint ... : - Gout - Pseudo ... gout - Osteoarthritis ... Benign Tumors: - Aneurysmal ... differential #diagnosis #msk
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Arthrocentesis ... analysis: • MSU ... : Gout • CPPD: ... diagnosis #septic #joint
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Crystalline - Gout ... “Bamboo Spine” Fusion ... @AmyChung #Joint ... #Disorders #msk
Tibiotalar Ankle Effusion Evaluation on Point of Care Ultrasound (POCUS)

POCUS for ankle effusions: position the ankle
Tibiotalar Ankle Effusion ... Evaluation on Point ... of Care Ultrasound ... the tibiotalar joint ... #Ankle #POCUS #MSK
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Relevant Sonopathology of the Parasternal Long Axis (PLAX) - Point of Care Ultrasound
 - Right Ventricular
Axis (PLAX) - Point ... of Care Ultrasound ... Failure - Aortic Aneurysm ... - Pericardial Effusion
MTP Gout Effusion on POCUS
50s male with DM/HTN (no hx gout) and great toe pain-MTP joint.
MTP Gout Effusion ... without using ultrasound ... MSU crystals=Gout ... #POCUS #ultrasound ... #MSK #Toe
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