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Related Experiment Video

Updated: May 22, 2025

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Long-Term Bladder, Bowel, and Ambulatory Function After Sacrectomy Surgery.

Joshua M Coan1, Jordan O Gasho1, Joseph J Connolly1

  • 1Department of Orthopaedic Surgery, Massachusetts General Hospital, Harvard Medical School, Boston, MA.

Spine
|March 17, 2025
PubMed
Summary
This summary is machine-generated.

Sacral tumor resection surgery impacts bladder, bowel, and ambulatory function, which stabilizes by 1-year post-operation. Higher osteotomy levels correlate with poorer functional outcomes at 5 years.

Keywords:
en bloc resectionlong-term outcomesnerve root resectionneurological deficitsorthopaedic oncologypostoperative functionsacral nerve rootssacral tumorspinesurgical outcomes

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Area of Science:

  • Oncology
  • Neurosurgery
  • Rehabilitation Medicine

Background:

  • Sacral tumors are rare, slow-growing, and often diagnosed late, leading to large resections.
  • Surgical resection of sacral tumors frequently requires nerve root sacrifice, impacting critical functions.
  • Limited long-term follow-up data exists on functional recovery after sacral tumor surgery.

Purpose of the Study:

  • To evaluate 5-year bladder, bowel, and ambulatory function after sacral tumor resection.
  • To understand the long-term functional sequelae of sacral nerve root sacrifice.

Main Methods:

  • Retrospective cohort study of 43 patients undergoing sacral tumor resection.
  • Patients stratified by osteotomy level: intralesional, low, mid, and high.
  • Statistical analysis including Kruskal-Wallis tests and cumulative link mixed models (CLMMs) to assess functional trends over time.

Main Results:

  • Significant differences in bladder, bowel, and ambulatory function were observed at 1 year post-surgery.
  • No significant functional differences were found between 1-year and 5-year follow-up.
  • Poorer 5-year bladder and bowel function was associated with higher osteotomy levels (mid vs. intralesional/low).
  • Ambulatory function at 5 years was significantly better in the low sacrectomy group compared to the high sacrectomy group.

Conclusions:

  • Higher osteotomy levels in sacral tumor resection are linked to worse functional outcomes.
  • Postoperative bladder, bowel, and ambulatory function stabilizes by 1 year, serving as a reliable indicator for long-term prognosis.
  • Early functional assessment at 1 year can help manage patient expectations regarding long-term outcomes.