9 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Knee Effusion ... Fever/Chills/Joint ... Intra-articulation fracture - Patellar ... diagnosis #msk #
Evaluation of Suprapatellar Knee Effusion (normal knee) on Point of Care Ultrasound (POCUS)

POCUS for knee effusions:
knee) on Point ... ) POCUS for knee ... joint, so scan ... proximal to the patella ... #MSK #POCUS #Clinical
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Diagnosis Algorithm ... • Rickets Hip Joint ... Legg-Calve-Perthes Disease Knee ... Deformity #Limp #MSK ... #Differential #
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... “Bamboo Spine” Fusion ... #Disorders #msk ... #Differential # ... Diagnosis #Algorithm
Suprapatellar Knee Hemarthrosis on POCUS
Note the supra-patella plica separating the physiological knee fluid from the blood
Hemarthrosis on POCUS ... Note the supra-patella ... joint proper. ... stock standard effusion ... clinical #ultrasound #msk
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... suggested by warmth, effusion ... the morning • Effusion ... Joint #pain #Differential ... #Diagnosis #MSK
Knee Effusions - Arthrocentesis Interpretation

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

IVDU with severe left shoulder pain.  Can fully range
on POCUS IVDU ... Diagnosis? ... showed effusion ... #Effusion #POCUS ... clinical #ultrasound #MSK
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... atraumatic adolescent knee ... Some studies point ... (save $$) Differential ... #msk