DOI: 10.4103/wjcs.wjcs_56_25 ISSN: 1941-8213

Functional Outcomes After Turnbull–Cutait Pull-Through Coloanal Anastomosis for Rectal Cancer: A Single-Center Analysis

Rui Ferreira-Santos, João P. Pinho, Mariana Fernandes, Marta Marques, Mariana Martins, Carlos C. Pereira, Sandra Martins, Joaquim C. Pereira

Abstract

Background:

The treatment of low rectal cancer (LRC) is challenging. Total mesorectal excision with immediate coloanal anastomosis (CAA) is the gold standard for treating LRC; however, this approach is associated with a high risk of anastomotic leakage. The Turnbull–Cutait (TCA) pull-through procedure offers an alternative, avoiding the creation of a stoma and reducing the risk of anastomotic dehiscence. However, data on its functional outcomes remain scarce.

Objectives:

To compare the functional outcomes of patients undergoing TCA with those undergoing CAA.

Design:

Single-center retrospective study.

Setting:

High-volume referral center.

Patients and Methods:

All patients with LRC who underwent resection with CAA or TCA between January 2019 and December 2023 were included in this study. Functional outcomes were compared between patients undergoing TCA and CAA.

Main Outcome Measures:

Functional outcomes were assessed using the low anterior resection syndrome (LARS) and Wexner Continence scores.

Sample Size:

A total of 33 patients were included.

Results:

Among the study population, 14 (42.4%) underwent TCA and 19 (57.6%) immediate CAA. The median tumor height (5.0 [3.7–6.8] vs. 7.0 [5.0–8.5] cm, P = .070) and the use of neoadjuvant chemoradiation therapy (64.3% vs. 47.4%, P = .335) were comparable between the groups. In the CAA group, 4 (21.1%) patients received diverting ileostomy. TCA patients nonsignificantly tended to have higher LARS scores (23.5 [15.3–35.3] vs. 16.0 [0–34.0], P = .370) and Wexner scores (9.0 [4.5–14] vs. 6.0 [0–8.0], P = .083). Major LARS rates were similar in both the groups (35.7% vs. 36.8%, P = .947). The CAA group exhibited significantly higher rates of anastomotic leakage (0 vs. 10 [52.6%], P = .001) and abscesses (1 [7.1%] vs. 9 [47.4%], P = .021).

Conclusion:

The TCA pull-through and CAA techniques for LRC presented comparable functional outcomes. TCA was associated with significant decreases in the rates of anastomotic leakage and pelvic sepsis.

Limitations:

Retrospective study design; small sample size.

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