2017_IGRT course book
Expiration gating / breath hold
Advantages: • Most “stable” position in the breathing cycle • For gating: duty cycle possibly longer than at end inspiration
Made with FlippingBook - Online catalogs
Expiration gating / breath hold
Advantages: • Most “stable” position in the breathing cycle • For gating: duty cycle possibly longer than at end inspiration
Made with FlippingBook - Online catalogs