28 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
WBC <2k: Noninflammatory ... lower limbs) • WBC ... spondyloarthropathies • WBC ... presentation with lower WBC ... #Joint #Pain #MSK
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Viscosity: Low • WBC ... : Variable • WBC ... Viscosity: High • WBC ... diagnosis #septic #joint
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
Septic Arthritis on POCUS ... WBC/CRP/ESR elevated ... Arthrocentesis-64K WBC ... #POCUS #clinical ... #ultrasound #MSK
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
with synovial WBC ... 50,000 #Diagnosis #Differential ... Arthrocentesis #Joint ... Syonvial #Fluid #Effusion
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... “Bamboo Spine” Fusion ... arthritis - (Reiter’s syndrome ... #Disorders #msk ... #Differential #
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
point (hard to ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #pulmonary #differential ... #POCUS #ultrasound
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
CA, small cell lung ... stone, Malignancy, PBC ... • Bilirubin: RBC ... cardiac muscle, RBC ... • LDH: Heart, RBC
Septic arthritis of the elbow on Point of Care Ultrasound (POCUS)

66M w painful, swollen R elbow
Care Ultrasound (POCUS ... thickening and joint ... effusion seen between ... Synovial fluid WBC ... #Clinical #POCUS
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Fever/Chills/Joint ... Seronegative Reactive Syndrome ... #causes #differential ... #diagnosis #msk
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... , erythema and WBC ... with few WBCs ( ... #pain #Differential ... #Diagnosis #MSK