35 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 ... - Differential ... Effusion Red Flags ... #differential # ... diagnosis #msk #
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
findings • Anterior Knee ... • Secondary effusion ... patellofemoral joint with MRI ... effusion and chondral ... signs #symptoms #msk
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia - Differential ... Bronchospasm, Pulmonary ... Hemorrhage • Impaired Diffusion ... Pressure Vent, pHTN, Shock ... Hypoxemia #hypoxia #Differential
Evaluation of Suprapatellar Knee Effusion (normal knee) on Point of Care Ultrasound (POCUS)

POCUS for knee effusions:
Effusion (normal ... of Care Ultrasound ... effusions: remember ... Suprapatellar #Bursa #Effusion ... #MSK #POCUS #Clinical
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... a.k.a. neurogenic shock ... contractility) - Acute MI ... flow) - Massive pulmonary ... #Differential #
Suprapatellar Knee Hemarthrosis on POCUS
Note the supra-patella plica separating the physiological knee fluid from the blood
Suprapatellar Knee ... echogenic than a stock ... standard effusion ... POCUS #clinical #ultrasound ... #msk
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
of Orthopnea - Differential ... Anxiety • Pleural Effusion ... Noncardiogenic pulmonary ... CNS lesion: ALS, MS ... #Orthopnea #Differential
Severe Heart Failure & Cardiogenic Shock - Management Checklist 
Evaluation 
 - EKG & echocardiography
& Cardiogenic Shock ... edema - Large effusion ... nitroglycerine infusion ... (no B-lines on ultrasound ... treatment for acute MI
Knee Effusion on POCUS

Subtle Knee effusion can be made more evident by milking the inferior joint
Knee Effusion on ... POCUS Subtle Knee ... effusion can be ... #ultrasound #clinical ... #Msk #labeled
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... Consider IL NS/LR infusion ... Setup - Ultrasound ... Tamponade - Pulmonary ... - MI, arrhythmia