Evidence map›Paper›PMID 31239593›Full record

ArticleNagoya journal of medical science2019

The utility of ultrathin endoscopy with flexible spectral imaging color enhancement for early gastric cancer.

Takafumi Yokoyama, Ryoji Miyahara, Kohei Funasaka, Kazuhiro Furukawa, Takeshi Yamamura, Eizaburo Ohno, Masanao Nakamura, Hiroki Kawashima, Osamu Watanabe, Yoshiki Hirooka and 2 more

Abstract read
In one paragraph

Article in Nagoya journal of medical science, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
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

5 citing papers in PubMed.

  1. Trial
  2. Article
  3. Review
  4. Article
  5. Review
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

12 authors.

Takafumi YokoyamaDepartment of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Ryoji MiyaharaDepartment of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Kohei FunasakaDepartment of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Kazuhiro FurukawaDepartment of Endoscopy, Nagoya University Hospital, Nagoya Japan.
Takeshi YamamuraDepartment of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Eizaburo OhnoDepartment of Endoscopy, Nagoya University Hospital, Nagoya Japan.
Masanao NakamuraDepartment of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Hiroki KawashimaDepartment of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Osamu WatanabeDepartment of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Yoshiki HirookaDepartment of Endoscopy, Nagoya University Hospital, Nagoya Japan.
Akihiro HirakawaBiostatistics Section, Center for Advanced Medicine and Clinical Research, Nagoya University Graduate School of Medicine, Nagoya Japan.
Hidemi GotoDepartment of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Many researchers suggested that ultrathin endoscopy improves patient acceptance of endoscopic examinations. However, ultrathin endoscopy provides less image resolution and luminous intensity. Therefore, we focused on the visibility of early gastric cancer on ultrathin endoscopy with Flexible spectral imaging color enhancement (FICE) in this study. Thirty-six patients with early gastric cancer were prospectively enrolled. One endoscopist performed the endoscopic examinations by white light conventional endoscopy (W-CE), white light ultrathin endoscopy (W-UE), FICE ultrathin endoscopy (F-UE) and white light plus FICE ultrathin endoscopy (WF-UE) in the patients. Four other endoscopists were asked to evaluate the visibility of gastric cancer on the W-CE, W-UE, F-UE and WF-UE images with a 5-point Likert scale. The lesions were classified as uncolored, normocolored or reddish. We examined the color difference between early gastric cancer and the surrounding mucosa. To examine the relationship between the color difference and the vessel density, we also measured the difference in vessel density using pathologic specimens stained with hematoxylin and eosin. The Likert score of WF-UE was significantly higher than those of the other three methods (

Indexed as

AgedAged, 80 and overBlood VesselsEndoscopy, GastrointestinalFemaleHumansMaleMiddle AgedStomach Neoplasmscolor differenceearly gastric cancerflexible spectral imaging color enhancementultrathin endoscopy

Identifiers

PMID31239593
PMCPMC6556456

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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.