What question did this study set out to answer?

This research clarifies the distinctions in clinical and histological features between self-expandable metallic stents and trans-anal decompression tubes for obstructive colorectal cancer.

April 27, 2026Open Access

Clinicopathologic Features of Self-expandable-metallic Stent for Left-sided Obstructive Colorectal Cancer

KYKimihiko YoshidaToho University SKSatoru KagamiToho University KFKimihiko FunahashiToho University

Key Points

This research clarifies the distinctions in clinical and histological features between self-expandable metallic stents and trans-anal decompression tubes for obstructive colorectal cancer.
Compared two decompression techniques: SEMS and TADT.
Analyzed clinical and histological differences in patients with obstructive colorectal cancer.
Identified significant differences in histological characteristics between SEMS and TADT.
Demonstrated improved outcomes using SEMS compared to TADT in specific clinical features.

Abstract

Objectives: We aimed to clarify the differences in clinical and histological characteristics between two decompression techniques for obstructive colorectal cancer (OCRC): trans-anal decompression tube (TADT) and self-expandable metallic stent (SEMS).

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