118 results
Causes of SVC Syndrome - Differential Diagnosis Framework
 • Benign (15-40%): Thrombosis (aka catheter-associated), Goiter, Fibrosing
Causes of SVC Syndrome ... Malignant (60-85%): SCLC ... , NSCLC, NHL, Germ ... Medicine @SCVMCMed #SVC
Chronic SVC Stenosis with Caudal Blood Flow of Dilated Abdominal Veins

60 y/o hx of seizures &
Chronic SVC Stenosis ... collaterals - SVC ... suggesting a possible SVC ... stenosis of his SVC ... ptfaddenMD #Milking #SVC
Causes of Superior Vena Cava (SVC) Syndrome 
Malignant Causes (2/3 of cases)
 - 95%
Superior Vena Cava (SVC ... Cancer - NSCLC ... common) - SCLC ... Thomas28George #SVC
Superior Vena Cava Syndrome on Physical Exam

Prominent dilated collateral veins are seen bypassing the SVC obstruction

#SVC
bypassing the SVC ... obstruction #SVC
POCUS Reference Measurements
 • Gallbladder
 • Urinary Bladder
 • GI Tract
 • Pregnancy
 • Optic Nerve
POCUS Reference ... Nerve • MSK • DVT ... • IVC • Aorta ... sspillai01 #POCUS
Algorithm for Suspected SVC Syndrome

SVC syndrome suspected: Facial/arm/neck edema, distended neck/chest veins, facial plethora, dyspnea, cough,
for Suspected SVC ... Syndrome SVC ... syncope, etc SVC ... MatthewHoMD #SVC
Rapid Lung-Cardiac-IVC (LCI) Ultrasound POCUS Evaluation

- Alberta Sono @UAlberta_Sono

#lung #cardiac #ivc #LCI #pocus #evaluation #algorithm #diagnosis
Rapid Lung-Cardiac-IVC ... LCI) Ultrasound POCUS ... lung #cardiac #ivc ... #LCI #pocus #evaluation
Rapid Ultrasound in SHock Evaluation
RUSH Protocol:
 • PUMP: LV contractility, RV strain, tamponade
 • TANK: IVC
tamponade • TANK: IVC ... dissection, aneurysms, DVT ... Heart • I - IVC ... diagnosis #Ultrasound #pocus
Subcostal Bicaval View on POCUS Echocardiogram
To obtain the subcostal bicaval view from standard IVC view, the
Bicaval View on POCUS ... from standard IVC ... cephalad until the SVC ... Bicaval #View #POCUS
CVP Estimation using IVC Diameter and Collapsibility 
< 1.5cm IVC, >50% collapsibility = 0-5 mm Hg
Estimation using IVC ... CVP) < 1.5-2.5cm IVC ... mm Hg 1.5-2.5cm IVC ... 15 mm Hg >2.5cm IVC ... Collapsibility #diagnosis #POCUS