20 results
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 ... Fever/Chills/Joint ... Effusions - Septic ... Gout - Pseudo ... differential #diagnosis #msk
Evaluation of Suprapatellar Knee Effusion (normal knee) on Point of Care Ultrasound (POCUS)

POCUS for knee effusions:
knee) on Point ... of Care Ultrasound ... for knee effusions ... distal quadriceps tendon ... #MSK #POCUS #Clinical
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Monoarthritis • Septic ... Crystalline - Gout ... “Bamboo Spine” Fusion ... Amy Chung, MD, MSc ... #Disorders #msk
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
Septic Arthritis ... Tender on top of ... #Effusion #POCUS ... #clinical #ultrasound ... #MSK
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
warm, swollen, tender ... ): • Septic joint ... , gout or pseudogout ... • WBC >20k: Septic ... #Joint #Pain #MSK
Knee Effusion on POCUS

Subtle Knee effusion can be made more evident by milking the inferior joint
Knee Effusion on ... POCUS Subtle Knee ... #Effusion #POCUS ... #ultrasound #clinical ... #Msk #labeled
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Inflammatory arthritis ... analysis: • MSU ... : Gout • CPPD: ... #joint #fluid #
Osteomyelitis / Septic Arthritis on POCUS

A diabetic adult presents with pain and fever at this site.
Arthritis on POCUS ... with overlying effusion ... and tendon. ... #POCUS #ultrasound ... #msk #radiology
Ankle Arthrocentesis on POCUS

This patient presented with non traumatic ankle pain & swelling. PoCUS can detect
PoCUS can detect ... an effusion and ... Absence of a joint ... a septic joint unlikely ... #ultrasound #msk
MTP Gout Effusion on POCUS
50s male with DM/HTN (no hx gout) and great toe pain-MTP joint.
MTP Gout Effusion ... POCUS revealed joint ... MSU crystals=Gout ... #POCUS #ultrasound ... #MSK #Toe