Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Comparison of superior craniospinal junction versus inferior craniospinal junction for an example patient undergoing craniospinal irradiation and sagittal images. The top panel represents the plan obtained with a superior match line, whereas the bottom panel represents the plan from an inferior match line. The mean thyroid dose with the superior junction was 2902 cGy, as compared with 1167 cGy for the inferior junction. Colorwash range: 50%–120%.
