14 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 ... Gout - Pseudo ... gout - Osteoarthritis ... differential #diagnosis #msk
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Crystalline - Gout ... “Bamboo Spine” Fusion ... • Reactive arthritis ... #Disorders #msk
Evaluation of Suprapatellar Knee Effusion (normal knee) on Point of Care Ultrasound (POCUS)

POCUS for knee effusions:
Effusion (normal ... knee) on Point ... of Care Ultrasound ... joint, so scan ... #MSK #POCUS #Clinical
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
suggested by warmth, effusion ... the morning • Effusion ... Crystal induced (Gout ... fever • Lyme • Gout ... #Diagnosis #MSK
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... of hands/feet, knees ... effusions, reduced ... narrowing) • Ultrasound ... #Rheumatoid #Arthritis
Knee Effusions - Arthrocentesis Interpretation

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

IVDU with severe left shoulder pain.  Can fully range
) Joint Septic Arthritis ... AC joint septic ... #Arthritis #Effusion ... POCUS #clinical #ultrasound ... #MSK
Knee Effusion on POCUS

Subtle Knee effusion can be made more evident by milking the inferior joint
Knee Effusion on ... effusion can be ... milking the inferior joint ... #ultrasound #clinical ... #Msk #labeled
MTP Gout Effusion on POCUS
50s male with DM/HTN (no hx gout) and great toe pain-MTP joint.
MTP Gout Effusion ... without using ultrasound ... MSU crystals=Gout ... #POCUS #ultrasound ... #MSK #Toe
Suprapatellar Knee Hemarthrosis on POCUS
Note the supra-patella plica separating the physiological knee fluid from the blood
Suprapatellar Knee ... joint proper. ... stock standard effusion ... POCUS #clinical #ultrasound ... #msk