Barrel Chest Anatomy/ Features

What are the features of a barrel shaped chest?

AP:Transverse :: 1:1

Anteriorly:

• Supraclavicular fossa is prominent
• Angle of Louis is prominent
• Cricosternal distance is reduced
• Obtuse subcostal angle  (due to horizontal placement of ribs)

Posteriorly: Kyphosis

Laterally:

• Ribs are horizontal
• Intercostal space widen
• Intercostal indrawing