Right Lung

Lobe /segments

Position

Upper lobe

Anterior apical segment

Posterior segment

Anterior segment

Half sitting

Side lying on the left, lean forward

Supine lying

Middle lobe

Lateral segment

Medial segment

Side lying on the left, lean backward, head down 30°

Side lying on the left, lean backward, head down 30°

Lower lobe

Apical basal segment

Posterior basal segment

Anterior basal segment

Lateral basal segment

Medial basal segment

Prone lying

Prone lying, head down 45°

Supine lying, head down 45°

Supine lyingon the left, head down 45°

Supine lying on the right, head down45°

Left Lung

Lobe /segments

Position

Upper lobe

Anterior apical segment

Posterior apical segment

Anterior segment

(Apico - posterior segment)

Half-sitting

High Side lying on the right, lean forwardSupine lying

Sitting, leanward

Lingular lobe

Superior segment

Inferior segment

Side lying on the right, lean backward, head down 30°

Side lying on the right, lean backward, head down 30°

Lower lobe

Apical segment

Posterior basal segment

Anterior basal segment

Lateral basal segment

Prone lying

Prone lying, head down 45°

Supine lying, head down 45°

Supine lying on the right, head down45°