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(A) Isodose lines from a pancreas reirradiation plan prescribed to 40 Gy in 5 fractions. (B) Isodose lines from a pelvic lymph node reirradiation plan prescribed to 33 Gy in 6 fractions. Daily on-table adaptive replanning was indicated in nearly all fractions for both patients to ensure that organ-at-risk dose constraints were met.
