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Related Experiment Video

Updated: Feb 23, 2026

Image Acquisition Method for the Sonographic Assessment of the Inferior Vena Cava

Image Acquisition Method for the Sonographic Assessment of the Inferior Vena Cava

Published on: January 13, 2023

Primary Fusiform Superior Vena Cava Aneurysm.

Rajesh Sharma¹, Manoj Ravi¹, T Govindan Unni¹

¹Department of Cardiology, Jubilee Mission Medical College & Research Institute, Thrissur, Kerala, India.

Cardiology Research

|September 5, 2017

Summary

Superior vena cava (SVC) aneurysms are rare. This case highlights conservative management for an asymptomatic fusiform SVC aneurysm, emphasizing low complication risks for this type.

Keywords:

Aneurysm Fusiform Superior vena cava

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Area of Science:

Vascular Surgery
Cardiovascular Imaging
Thoracic Medicine

Background:

Superior vena cava (SVC) aneurysms are uncommon mediastinal vascular anomalies.
Diagnosis often follows incidental findings during imaging for other conditions.

Observation:

A 42-year-old female presented with symptoms mimicking a lower respiratory tract infection.
Chest X-ray revealed mediastinal widening; CT thorax confirmed a fusiform SVC aneurysm (4.5 × 5.5 × 8.9 cm).
The aneurysm was without internal thrombosis or dissecting flap.

Findings:

Asymptomatic primary fusiform SVC aneurysm identified.
Conservative management with regular follow-up was recommended due to the low risk of complications associated with fusiform aneurysms.

Implications:

Fusiform SVC aneurysms generally have a low risk of complications and can be managed conservatively.
Saccular SVC aneurysms may require anticoagulation or surgical intervention due to higher risks of thrombosis and embolism.
This case underscores the importance of individualized management strategies based on aneurysm morphology and patient presentation.