Abstract
Using previous dosimetric analysis methods, we identified the volume of bowel receiving 30 Gy (V(30)) correlated with acute gastrointestinal (GI) toxicity in anal cancer patients treated with intensity-modulated radiation therapy and concurrent chemotherapy. For V(30)>450 cc and < or =450 cc, acute GI toxicity was 33% and 8%, respectively (p=0.003).
MeSH terms
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Adult
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Aged
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Aged, 80 and over
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Antineoplastic Combined Chemotherapy Protocols / adverse effects*
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Anus Neoplasms / therapy*
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Combined Modality Therapy
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Female
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Fluorouracil / administration & dosage
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Gastrointestinal Tract / drug effects*
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Gastrointestinal Tract / radiation effects*
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Humans
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Male
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Middle Aged
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Mitomycin / administration & dosage
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Radiotherapy, Intensity-Modulated / adverse effects*