Rethinking the necessity of treating all fields at each radiotherapy session.
Examples of multifield and wedged treatment plans are evaluated in terms of the fractionation protocol. Isoeffect distributions derived from time-dose fractionation values are examined, emphasizing alternate treatment schedules of the same plan. The necessity of treating all fields at each session is found to be a function of the detailed nature of the individual treatment plan.
D001859:Bone Neoplasms / Q000532:radiotherapy; D004307:Dose-Response Relationship, Radiation; D004938:Esophageal Neoplasms / Q000532:radiotherapy; D006801:Humans; D007822:Laryngeal Neoplasms / Q000532:radiotherapy; D011859:Radiography; D011878:Radiotherapy / Q000379:methods*; D011879:Radiotherapy Dosage; D013701:Temporal Bone / Q000000981:diagnostic imaging; D001749:Urinary Bladder Neoplasms / Q000532:radiotherapy