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Related Concept Videos

Inflammatory Bowel Disease V: Surgical Management01:21

Inflammatory Bowel Disease V: Surgical Management

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Related Experiment Video

Updated: May 24, 2026

Clinical Application of Single-Surgeon, Three-Port, Laparoscopic Resection for Colorectal Cancer with Natural Orifice Specimen Extraction
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Published on: March 24, 2023

Minimally Invasive Colectomy Contributes to Decreasing Postoperative Morbidity in Patients With High Naples

Taishi Yamane1,2, Koichi Doi1, Takayoshi Kaida1

  • 1Department of Surgery, Miyazaki Prefectural Nobeoka Hospital, Miyazaki, Japan.

Cancer Diagnosis & Prognosis
|March 4, 2026
PubMed
Summary

The Naples prognostic score (NPS) indicates higher postoperative morbidity after open colectomy (OC) but not minimally invasive colectomy (MIC). MIC may offer improved outcomes for patients with high NPS, suggesting its benefit in reducing surgical complications.

Keywords:
Colorectal cancerNaples prognostic scoreminimally invasive colectomy

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Published on: January 9, 2026

Area of Science:

  • Colorectal surgery outcomes
  • Surgical oncology
  • Patient risk stratification

Background:

  • The Naples prognostic score (NPS) assesses nutritional and inflammatory status to predict postoperative morbidity in colorectal cancer surgery.
  • Minimally invasive colectomy (MIC) may improve short-term outcomes, but its impact on patients with high NPS is unclear.

Purpose of the Study:

  • To investigate the effect of NPS on postoperative morbidity following open colectomy (OC) versus MIC for colorectal cancer.
  • To determine if MIC mitigates the increased morbidity associated with a high NPS.

Main Methods:

  • Retrospective analysis of 139 OC and 117 MIC patients (Jan 2013-Mar 2020).
  • NPS calculated using albumin, cholesterol, and lymphocyte:monocyte/neutrophil:lymphocyte ratios.
  • Patients stratified into low-NPS and high-NPS groups.

Main Results:

  • High NPS significantly correlated with higher postoperative morbidity (Clavien-Dindo ≥II and ≥IIIb) after OC (p<0.05).
  • High NPS was an independent risk factor for complications after OC (HR=2.40-4.19; p<0.05).
  • NPS did not significantly impact postoperative morbidity after MIC (p>0.12).

Conclusions:

  • A high NPS predicts increased postoperative morbidity after OC.
  • MIC does not appear to be associated with increased morbidity in patients with high NPS.
  • MIC may offer improved short-term outcomes, potentially negating the risks associated with a high NPS.