Right lower lobe posterior segment

The right lower lobe posterior or posterior basal segment is one of the five bronchopulmonary segments of the right lower lobe. It is the most inferoposterior of the segments in the right lower lobe, below the superior segment.

Related pathology

Due to its low and posterior position, pathology in the right lower lobe posterior segment can produce opacification that may only been present on the lateral chest radiograph at the posterior costophrenic angle.

Anatomy: Thoracic


Article information

rID: 38917
System: Chest
Section: Anatomy
Synonyms or Alternate Spellings:
  • right lower lobe posterior basal segment

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Cases and figures

  • Figure 1: right sided bronchi
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  • Figure 2: Bronchopulmonary Segments: annotated CT
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