13 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Septic Arthritis ... (1%) - Watch out ... : - Gout - Pseudo ... gout - Osteoarthritis ... #diagnosis #msk
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Fluid Analysis Effusion ... birefringent crystals), Gout ... TB arthritis, Septic ... #Diagnosis #Differential ... Syonvial #Fluid #Effusion
Aspiration of MTP Gout Effusion

Good to the last drop. In-plane ultrasound guided aspiration to maximize fluid
Aspiration of MTP Gout ... Effusion Good ... fluid yield when effusion ... small. 1st MTP gout ... #Effusion #clinical
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
Inflammatory - Septic ... does not rule out ... septic arthritis ... 50,000 #Diagnosis #Differential ... Syonvial #Fluid #Effusion
MTP Gout Effusion on POCUS
50s male with DM/HTN (no hx gout) and great toe pain-MTP joint.
MTP Gout Effusion ... to confirm jt effusion ... revealed joint effusion ... MSU crystals=Gout ... #Effusion #Clinical
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Culture: Negative Septic ... analysis: • MSU ... : Gout • CPPD: ... rav7ks #Knee #Effusions
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Monoarthritis • Septic ... Crystalline - Gout ... “Bamboo Spine” Fusion ... Erythematosus (SLE), should ... Joint #Disorders #msk
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
suggested by warmth, effusion ... non-activity, may have effusion ... the morning • Effusion ... Crystal induced (Gout ... fever • Lyme • Gout
Wrist Effusion on POCUS

Walking a Resident through how to use PoCUS to locate a wrist effusion
Wrist Effusion on ... locate a wrist effusion ... Step guide coming out ... NagdevArun #Wrist #Effusion ... #ultrasound
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
AC joint showed effusion ... glenohumeral joint effusion ... #Arthritis #Effusion ... POCUS #clinical #ultrasound ... #MSK