Evidence map›Paper›PMID 34543950›Full record

ArticleInternational journal of surgery case reports2021

Two cases of primary leiomyosarcoma of sigmoid colon treated with laparoscopic surgery: A case report and a review of literature.

Alimohammad Bananzadeh, Maral Mokhtari, Maryam Sohooli, Ramin Shekouhi

Open access · goldAbstract read
In one paragraph

Article in International journal of surgery case reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
1.6field-weighted citation impact, top 17% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

16 citing papers in PubMed, 15 citations in OpenAlex.

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  6. Leiomyosarcoma of lower urinary tract: Literature review.Central European journal of urology · 2025
    Review
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  16. Colorectal leiomyosarcoma: A case report.Radiology case reports · 2022
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

Alimohammad BananzadehColorectal Research Center, Department of Surgery, Shiraz University of Medical Sciences, Shiraz, Iran.
Maral MokhtariPathology Department, Shiraz University of Medical Sciences, Shiraz, Iran.
Maryam SohooliColorectal Research Center, Department of Surgery, Shiraz University of Medical Sciences, Shiraz, Iran.
Ramin ShekouhiColorectal Research Center, Department of Surgery, Shiraz University of Medical Sciences, Shiraz, Iran. Electronic address: shekouhi.ramin@gmail.com.
Shiraz University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introduction and importanceLeiomyosarcoma (LMS) of the colon is an extremely rare and highly invasive tumor arising from the muscularis propria of the gastrointestinal tract. After the introduction of oncogenic role of KIT by immunohistochemistry (IHC), the reported cases of gastrointestinal leiomyosarcoma were highly limited. True LMS of the colon is such a rare disorder that there isn't much description of its nature. CASE PRESENTATION: We reported two very rare cases of primary leiomyosarcoma of sigmoid colon, which referred to our institution with symptoms of abdominal pain, lower GI bleeding and fatigue. After the initial investigations, both patients were diagnosed with primary LMS of sigmoid colon that underwent laparoscopic tumor resection. CLINICAL DISCUSSION: The classical colonic LMS presents with a vast majority of non-specific symptoms including mild abdominal pain, fresh/obscure rectal bleeding, and weight loss. The most common location for colonic LMS is the sigmoid colon, and ascending colon. The prognostic factors for the disease outcome have not been established properly; however, patient age, tumor size/grade, and local/distant dissemination are of great importance.

conclusionHerein, we reported two rare cases of primary leiomyosarcoma of sigmoid colon that was treated with laparoscopic surgery.

Indexed as

Colon cancerLaparoscopyLeiomyosarcomaSigmoid colon

Identifiers

PMID34543950
PMCPMC8455635
OpenAlexW3133270387

What OpenQuestion holds

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LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.