![Twitter 上的Nicholas Zaorsky, MD MS:"Medical illustration in #RadOnc/#Cancer: the lymph node levels of the head and neck. Upcoming book chapter from @DanTrifMD @HenryParkMD https://t.co/hnByH1Rb2q" / Twitter Twitter 上的Nicholas Zaorsky, MD MS:"Medical illustration in #RadOnc/#Cancer: the lymph node levels of the head and neck. Upcoming book chapter from @DanTrifMD @HenryParkMD https://t.co/hnByH1Rb2q" / Twitter](https://pbs.twimg.com/media/DRP-hfcVoAAy8gu.jpg)
Twitter 上的Nicholas Zaorsky, MD MS:"Medical illustration in #RadOnc/#Cancer: the lymph node levels of the head and neck. Upcoming book chapter from @DanTrifMD @HenryParkMD https://t.co/hnByH1Rb2q" / Twitter
![CT-based delineation of lymph node levels and related CTVs in the node-negative neck: DAHANCA, EORTC, GORTEC, NCIC,RTOG consensus guidelines - ScienceDirect CT-based delineation of lymph node levels and related CTVs in the node-negative neck: DAHANCA, EORTC, GORTEC, NCIC,RTOG consensus guidelines - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0167814003003542-gr1.jpg)
CT-based delineation of lymph node levels and related CTVs in the node-negative neck: DAHANCA, EORTC, GORTEC, NCIC,RTOG consensus guidelines - ScienceDirect
![Description of a Neck Dissection (Removal of the Lymph Nodes in the Neck) - Eastern Virginia Medical School (EVMS), Norfolk, Hampton Roads Description of a Neck Dissection (Removal of the Lymph Nodes in the Neck) - Eastern Virginia Medical School (EVMS), Norfolk, Hampton Roads](https://www.evms.edu/media/evms_public/departments/otolaryngology/head__neck_cancer_center/nodes.gif)