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Updated: Jul 5, 2026

Robot-assisted Total Mesorectal Excision and Lateral Pelvic Lymph Node Dissection for Locally Advanced Middle-low Rectal Cancer
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Optimizing local control in anorectal melanoma.

A S Ramakrishnan1, V Mahajan, R Kannan

  • 1Department of Surgical Oncology, Cancer Institute (WIA), Adyar, Chennai - 600 036, Tamil Nadu, India. ram_a_s@yahoo.com

Indian Journal of Cancer
|May 6, 2008
PubMed
Summary
This summary is machine-generated.

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Adjuvant radiation therapy following wide local excision (WLE) for anorectal melanoma may improve locoregional control. This approach offers a potential treatment option for small, superficial tumors, while abdominoperineal resection (APR) is reserved for advanced cases.

Area of Science:

  • Surgical Oncology
  • Radiation Oncology
  • Gastrointestinal Oncology

Background:

  • Anorectal melanoma presents a high risk of local recurrence after wide local excision (WLE).
  • Limited data exists regarding the efficacy of adjuvant radiation therapy for this rare malignancy.

Purpose of the Study:

  • To determine the optimal local treatment strategy for anorectal melanoma.
  • To evaluate the role of adjuvant radiation in improving outcomes.

Main Methods:

  • Retrospective analysis of 63 patients treated between 1980 and 2004 at a tertiary cancer center.
  • Comparison of treatment outcomes for surgery with or without adjuvant radiation, and radiation alone.

Main Results:

  • Patients receiving WLE with adjuvant radiation (RT) had a median survival of 34 months, compared to 12 months for WLE alone and 10 months for Abdominoperineal resection (APR).

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  • No local or nodal recurrence was observed in patients treated with WLE and adjuvant RT.
  • Superficial tumors (mucosa-confined) showed significantly better survival than invasive tumors.

    • Conclusions:

    • Individualized treatment is crucial for anorectal melanoma.
    • WLE with adjuvant RT may provide effective locoregional control for small, superficial anorectal melanomas without compromising survival.
    • APR remains the standard for locally advanced disease or salvage therapy.