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Related Experiment Videos

Radiation therapy for rectal carcinoma

M M Kligerman

    Seminars in Oncology
    |December 1, 1976
    PubMed
    Summary
    This summary is machine-generated.

    Radiation therapy significantly improves long-term survival for operable rectal adenocarcinoma patients. It also effectively manages symptoms and avoids colostomy in inoperable cases.

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    Area of Science:

    • Oncology
    • Radiation Oncology

    Background:

    • Rectal adenocarcinoma is a radiosensitive malignancy.
    • Radiation therapy is a well-tolerated treatment modality.

    Purpose of the Study:

    • To evaluate the efficacy of radiation therapy as a pretreatment for rectal adenocarcinoma.
    • To assess the impact of radiation therapy on survival rates and symptom control.

    Main Methods:

    • Pretreatment with supervoltage radiation therapy was administered.
    • Patient outcomes including survival, symptom control, and operability were assessed.

    Main Results:

    • Pretreatment radiation therapy increased long-term survival by 43% or more in operable patients.
    • Symptom control was achieved in over 80% of patients with inoperable recurrent disease, often avoiding colostomy.

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  • Radiation therapy rendered some inoperable cases operable, potentially enhancing long-term survival.

    • Conclusions:

    • Radiation therapy is a safe and effective pretreatment for rectal adenocarcinoma.
    • It offers significant survival benefits for operable patients and improves quality of life for inoperable patients.
    • Aggressive radiation protocols can improve outcomes for selected inoperable rectal cancer cases.