Pulmonary Sequestrations are anomalies in lung bud development with parenchyma that remains isolated from the tracheobronchial tree and has an anomalous systemic blood supply.
Where is the arterial blood supply derived from?
The Aorta
What is the venous drainage of intralobar sequestrations?
Pulmonary Vein
What is the venous drainage of extralobar sequestrations?
Azygous System
Late... SG
Sources:
O'Leary's Physiologic Basic of Surgery, 3rd ed.
Franco J, Aliaga R, Domingo ML, Plaza P. Diagnosis of pulmonary sequestration by spiral CT angiography. Thorax 1998; 53: 1089-1092.
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