11 results
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
birefringent crystals), Gout ... , Septic arthritis ... #Diagnosis #Differential ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
does not rule out ... septic arthritis ... #Differential # ... Analysis #Table #Aspiration ... #Pseudogout #Septic
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Diagnosis Algorithm ... Monoarthritis • Septic ... Crystalline - Gout ... Crystals - “Pseudogout ... Joint #Disorders #msk
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Diagnosis Algorithm ... Monoarticular • Gout ... Podagra, Tophi) • Pseudogout ... Inflammatory #JointPain #MSK ... #Orthopedics #Causes
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Diagnosis Algorithm ... Nerve • Acute Angle ... Nerve • Temporal Arteritis ... Demyelination • MS ... #Causes #Ophthalmology
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Inflammatory arthritis ... analysis: • MSU ... : Gout • CPPD: ... Pseudogout Additional ... Interpretation #diagnosis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
to Joint Pain - Diagnostic ... , gout or pseudogout ... #Joint #Pain #MSK ... approach #workup #differential ... #diagnosis #arthritis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Diagnosis Framework ... Knee Effusions - Septic ... diagnosis #msk #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... • Gout/pseudogout ... Poikilothermia • Septic ... #extremity #msk
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... 2000 in synovial fluid ... /Pseudogout) ... weeks) Can Be Caused ... #Diagnosis #MSK