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Nancy Lee, MD - ASTRO

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RTOG 90-03<br />

PHASE III STUDY OF ALTERED FRACTIONATION<br />

VS. STANDARD FRACTIONATION FOR H & N Ca.<br />

FRACTIONATION SCHEMES<br />

1. Standard Fractionation T.D.: 70.0 Gy/35 fx/7 wks<br />

2.0 Gy/fx Q.D.<br />

2. Hyperfractionation T.D.: 81.6 Gy/68 fx/7 wks<br />

1.2 Gy/fx B.I.D.<br />

3. Accelerated Fractionation T.D.: 67.2 Gy/42 fx/6 wks<br />

(Split Course) 2 wk split at 38.4 Gy<br />

16Gy/fx 1.6 Gy/fx B.I.D. BID<br />

4. Accelerated Fractionation T.D.: 72.0 Gy/42 fx/6 wks<br />

(Concomitant Boost) 18Gy/fx/dtolargefield+15<br />

1.8 Gy/fx/d to large field + 1.5<br />

Gy/fx /d to boost field X 12<br />

fxs. in last 2.5 wks

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