2017_SBRT_Course Book

OAR definition

Proximal bronchial tree

07.09.17 ESTRO SBRT Course 2017

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OAR definition

Proximal bronchial tree

• Delineated on the mediastinal CT window • Includes mucosa, submucosa, cartillage rings, and airway channels associated with these structures • Starts 2 cm above carina and ends at the site of segmental bifurcation of the bronchi

07.09.17 ESTRO SBRT Course 2017

16

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