550
Participants
Start Date
August 1, 2025
Primary Completion Date
July 31, 2030
Study Completion Date
July 31, 2032
standard CTV delineation
The anterior border of CTV2 is delineated at the posterior 1/3 of the nasal cavity.
reduced CTV delineation
The anterior border of CTV2 is defined as 5 mm anterior to the posterior nasal cavity anteriorly from the choanae.
First People's Hospital of Foshan, Foshan
Sun Yat-sen University Cancer Center, Guangzhou
Affiliated Hospital of Guangdong Medical University, Zhangjiang
The Fourth Affiliated Hospital of Guangxi Medical University, Liuzhou
Wuzhou Red Cross Hospital, Wuzhou
First People's Hospital of Foshan
OTHER
Affiliated Hospital of Guangdong Medical University
OTHER
The Wuzhou Red Cross Hospital
UNKNOWN
The Fourth Affiliated Hospital of Guangxi Medical University
UNKNOWN
Zhongshan City People 's Hospital
UNKNOWN
Hai-Qiang Mai,MD,PhD
OTHER