The rationale for using less sophisticated techniques to treat flank and whole abdominal fields has largely been centered on reducing the potential for growth discrepancies by treating with homogeneous doses across bony structures, most notably the spinal column and pelvic bones. The use of AP/PA fi...

Agree with all of the above @John T. Lucas Jr. - the outcomes in terms of abdominal control with traditional flank and whole abdominal fields are excellent (Ehrlich et al., PMID 23382471) with a less than 5% rate of in-abdomen recurrence. This and the low doses of RT delivered have been the pri...