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The lungs are a pair of vital organs connected to the trachea via the left and right bronchi. The base of these organs meets the dome-shaped muscle known as the diaphragm. Encased by the pleurae, the lungs contact the mediastinum. The right lung is shorter yet wider, and has a larger volume than the left lung. The left lung has an indentation known as the cardiac notch. The superior region of the lungs is referred to as the apex, whereas the base is the lower region near the diaphragm. The...

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Clinical Manifestations:

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Point-of-Care Lung Ultrasound in Adults: Image Acquisition

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Unilateral Coexisting Intralobar and Extralobar Pulmonary Sequestrations.

S Pinar Karakas, Stuart Morrison, Oliver Soldes

Radiology Case Reports

|June 16, 2016

Summary

This case report details a rare instance of coexisting intralobar and extralobar pulmonary sequestrations in the left lower lung. Advanced CT imaging revealed complex vascular anatomy, aiding diagnosis.

Keywords:

CT, computed tomography MRI, magnetic resonance imaging

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Area of Science:

Pulmonology
Radiology
Medical Imaging

Background:

Pulmonary sequestration is a congenital lung malformation characterized by nonfunctioning parenchyma lacking normal bronchial communication.
It receives systemic arterial supply and can be classified as intralobar or extralobar based on pleural investment and venous drainage.
Coexistence of both intralobar and extralobar pulmonary sequestrations within a single patient is exceptionally rare.

Observation:

A patient presented with coexisting, distinct intralobar and extralobar pulmonary sequestrations in the left lower lung.
The complex vascular supply and drainage patterns were meticulously examined.
Advanced imaging techniques, including 3D volume rendering and multiplanar reconstructions from helical CT, were employed.

Findings:

The study successfully visualized and differentiated the two types of pulmonary sequestration.
Detailed elucidation of the intricate systemic arterial supply to both lesions was achieved.
The imaging findings confirmed the rare coexistence of separate intralobar and extralobar pulmonary sequestrations.

Implications:

This case highlights the importance of comprehensive imaging in diagnosing rare congenital lung anomalies.
Understanding the complex vascular anatomy is crucial for surgical planning and patient management.
The report contributes to the literature on the imaging spectrum of pulmonary sequestration, particularly its rare combined forms.