16 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
(1%) - Watch out ... Gout - Pseudo ... gout - Osteoarthritis ... - Aneurysmal bone ... #msk #physicalexam
Diagram of different types of bone tumors that can occur around the knee on XRay -
occur around the knee ... Myeloma - punched out ... @docskalski #Knee ... Diagnosis #Bony ... Radiology #XRay #msk
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
occur around the knee ... Myeloma - punched out ... @docskalski #Knee ... #Diagnosis #Radiology ... #XRay #MSK #pediatrics
MTP Gout Effusion on POCUS
50s male with DM/HTN (no hx gout) and great toe pain-MTP joint.
MTP Gout Effusion ... MSU crystals=Gout ... Labeled Schematic ... #POCUS #ultrasound ... #MSK #Toe
Gout Tophus on POCUS

Linear transducer about 1cm away from bone/joint, typical of small joint in a
Gout Tophus on POCUS ... 1cm away from bone ... joint suggests gout ... Herbst @EUSmkh #Gout ... #ultrasound #msk
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Crystalline - Gout ... “Bamboo Spine” Fusion ... Erythematosus (SLE), should ... Joint #Disorders #msk
Lipohemarthrosis on POCUS
Pain in L knee after injury. Long axis in suprapatellar recess. What's the diagnosis?
Answer:
Lipohemarthrosis on POCUS ... What's the diagnosis ... liquid layer in the effusion ... #clinical #ultrasound ... #msk #knee
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Inflammatory arthritis ... analysis: • MSU ... : Gout • CPPD: ... Interpretation #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
axial (spine, shoulders ... Very hard to get out ... Crystal induced (Gout ... fever • Lyme • Gout ... #MSK #rheumatology
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
on POCUS IVDU ... Diagnosis? ... #Effusion #POCUS ... #clinical #ultrasound ... #MSK