Evidence map›Paper›PMID 27251649›Full record

ArticleBMC cancer2016

Ultrasound screening for cholangiocarcinoma could detect premalignant lesions and early-stage diseases with survival benefits: a population-based prospective study of 4,225 subjects in an endemic area.

Prakongboon Sungkasubun, Surachate Siripongsakun, Kunlayanee Akkarachinorate, Sirachat Vidhyarkorn, Akeanong Worakitsitisatorn, Thaniya Sricharunrat, Sutida Singharuksa, Rawisak Chanwat, Chairat Bunchaliew, Sirima Charoenphattharaphesat and 7 more

Open access · goldAbstract read
In one paragraph

Article in BMC cancer, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
3.5field-weighted citation impact, top 8% 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

21 citing papers in PubMed, 45 citations in OpenAlex.

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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

17 authors at 5 institutions in 1 country.

Prakongboon SungkasubunChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Surachate SiripongsakunChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Kunlayanee AkkarachinorateBan Luang Hospital, 191 Pa Kha Luang, Ban Luang, Nan, 55190, Thailand.
Sirachat VidhyarkornChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Akeanong WorakitsitisatornChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Thaniya SricharunratChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Sutida SingharuksaChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Rawisak ChanwatNational Cancer Institute of Thailand, 268/1 Rama VI Road, Ratchathewi, Bangkok, 10400, Thailand.
Chairat BunchaliewNational Cancer Institute of Thailand, 268/1 Rama VI Road, Ratchathewi, Bangkok, 10400, Thailand.
Sirima CharoenphattharaphesatChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Ruechuta MolekChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Maneenop YimyaemChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Gaidganok SornsamdangChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Kamonwan SoonklangChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Kasiruck WittayasakChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Chirayu U AuewarakulChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand.
Chulabhorn MahidolChulabhorn Hospital, 54 Kamphaeng Phet 6 Road, Laksi, Bangkok, 10210,, Thailand. cmah2500@gmail.com.
Chulabhorn Hospital · THNational Cancer Institute of Thailand · THLampang Hospital · THMahidol University · THSiriraj Hospital · TH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThailand has a high incidence of cholangiocarcinoma (CCA), particularly in the north and northeastern regions. Most CCA patients come at a late, unresectable stage and presently no optimal screening test for CCA has been established. We determined the prevalence of CCA in a remote northern village and explored if screening could lead to early detection and survival benefits.

methodsA 5-year population-based study was started in October, 2011 for consented Thai individuals, aged 30-60 years. The screening program comprised blood testing, stool examination and serial ultrasonography every 6 months.

resultsDuring the first 3 years, 4,225 eligible individuals were enrolled. CCA was detected in 32 patients, with a mean age of 51.9 years (41-62 years), and 21/32 cases were at a curative resectable stage. The prevalence rate of CCA was 165.7 per 100,000 and one- and two-year incidence rate was 236.7/100,000 and 520.7/100,000, respectively. One- and 2-year overall survival rates of CCA patients were 90.9 and 61.5 %, respectively. Prognosis was better in resectable cases with 100 % 1-year and 77.8 % 2-year survival rates. Interestingly, premalignant pathological lesions (stage 0) were identified in 11 cases with 100 % 3-year survival rate. Serum biomarkers and alkaline phosphatase were not sufficient to detect early-stage disease. In 22 patients, stool samples were positive for Opistorchis viverrini, based on polymerase chain reaction.

conclusionDetection of premalignant lesions and early-stage resectable CCA by ultrasonography resulted in improved clinical outcome. Ultrasonography should be offered as a first screening tool for CCA in an endemic area until other useful biological markers become available.

Indexed as

AdultBile Duct NeoplasmsBile Ducts, IntrahepaticCholangiocarcinomaDisease-Free SurvivalEarly Detection of CancerEndemic DiseasesFemaleHumansMaleMiddle AgedProspective StudiesUltrasonographyCancer screeningCholangiocarcinomaEarly detectionPremalignant lesionsTumor markersUltrasonography

Identifiers

PMID27251649
PMCPMC4890519
OpenAlexW2413718190

What OpenQuestion holds

Textmetadata
LicenceCC BY
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Registered trials

None linked

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.