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Left anterior bronchopulmonary segment

Segmentum anterius pulmonis sinistri (S III) · Levý přední bronchopulmonální segment

Respiratory system

Looks like

A wedge of the upper lobe at the front, with its own airway, artery and drainage — like a slice of cake with the tip at the lung root.

What it does

Takes part in breathing: air and blood meet here to swap oxygen for carbon dioxide.

Keeping it well

Being self-contained, it can be removed alone for small tumours. A cough lasting over three weeks or blood in phlegm needs a doctor.

Its parts

Related conditions