Would you consider BID treatment for a patient with a pelvic SCC (e.g. cervix or anal) if a significant amount of treatment days have been missed?

We frequently bid patients for up to 3 fractions to make up for holidays or other breaks in treatment--we have not found this to be a problem, particularly if the bid treatments are space out a bit. We generally require a 6 hour interfraction minimum interval. The maximum number of days we are willi...