Revision 3 for 'Carina'

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The carina is part of the trachea and is an important reference point in chest imaging.

Gross anatomy

The carina is found at the base of the trachea and it is formed as the main bronchi divide into right and left branches.

The carina usually sits in the T4/T5 plane and is at the level of the sternal angle (thoracic plane).

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