CXR 胸部x光判讀 intralobar sequestration

persistent inferior paraspinal mass
located in posterior basal segment

Intralobar sequestration 多於 extralobar
left side 多於 right
feeding by thoracic aorta, pulmonary venous drainage

與 extralobar sequestration (drain 到 systemic vein) 區分。




Reference: Diagnostic Imaging: Chest Jud W. Gurney