Evidence map›Paper›PMID 33531585›Full record

ArticleScientific reports2021

Second primary malignancies in colorectal cancer patients.

Jana Halamkova, Tomas Kazda, Lucie Pehalova, Roman Gonec, Sarka Kozakova, Lucia Bohovicova, Dagmar Adamkova Krakorova, Ondrej Slaby, Regina Demlova, Marek Svoboda and 1 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
4.4field-weighted citation impact, top 5% 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

30 citing papers in PubMed, 43 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

11 authors at 3 institutions in 1 country.

Jana HalamkovaDepartment of Comprehensive Cancer Care, Masaryk Memorial Cancer Institute, Brno, Czech Republic.
Tomas KazdaDepartment of Radiation Oncology, Masaryk Memorial Cancer Institute, Zluty kopec 7, Brno, 625 00, Czech Republic. tomas.kazda@mou.cz.
Lucie PehalovaInstitute of Health Information and Statistics of the Czech Republic, Prague, Czech Republic.
Roman GonecDepartment of Pharmacy, Masaryk Memorial Cancer Institute, Brno, Czech Republic.
Sarka KozakovaDepartment of Pharmacy, Masaryk Memorial Cancer Institute, Brno, Czech Republic.
Lucia BohovicovaDepartment of Comprehensive Cancer Care, Masaryk Memorial Cancer Institute, Brno, Czech Republic.
Dagmar Adamkova KrakorovaDepartment of Comprehensive Cancer Care, Masaryk Memorial Cancer Institute, Brno, Czech Republic.
Ondrej SlabyDepartment of Comprehensive Cancer Care, Masaryk Memorial Cancer Institute, Brno, Czech Republic.
Regina DemlovaDepartment of Pharmacology, Faculty of Medicine, Masaryk University, Brno, Czech Republic.
Marek SvobodaDepartment of Comprehensive Cancer Care, Masaryk Memorial Cancer Institute, Brno, Czech Republic.
Igor KissDepartment of Comprehensive Cancer Care, Masaryk Memorial Cancer Institute, Brno, Czech Republic.
Masaryk Memorial Cancer Institute · CZMasaryk University · CZInstitute of Health Information and Statistics · CZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The prevalence of second primary malignancies (SPMs) in the western world is continually increasing with the risk of a new primary cancer in patients with previously diagnosed carcinoma at about 20%. The aim of this retrospective analysis is to identify SPMs in colorectal cancer patients in a single-institution cohort, describe the most frequent SPMs in colorectal cancer patients, and discover the time period to occurrence of second primary tumors. We identified 1174 patients diagnosed with colorectal cancer in the period 2003-2013, with follow-up till 31.12.2018, and median follow-up of 10.1 years, (median age 63 years, 724 men). A second primary neoplasm was diagnosed in 234 patients (19.9%). Older age patients, those with early-stage disease and those with no relapse have a higher risk of secondary cancer development. The median time from cancer diagnosis to development of CRC was 8.9 years for breast cancer and 3.4 years for prostate cancer. For the most common cancer diagnosis after primary CRC, the median time to development was 0-5.2 years, depending on the type of malignancy. Patients with a diagnosis of breast, prostate, or kidney cancer, or melanoma should be regularly screened for CRC. CRC patients should also be screened for additional CRC as well as cancers of the breast, prostate, kidney, and bladder. The screening of cancer patients for the most frequent malignancies along with systematic patient education in this field should be the standard of surveillance for colorectal cancer patients.

Indexed as

AdultAgedAge FactorsCancer SurvivorsColorectal NeoplasmsFemaleFollow-Up StudiesHumansMaleMiddle AgedNeoplasms, Second PrimaryNeoplasm StagingPatient Education as TopicPrevalenceRetrospective StudiesRisk Factors

Identifiers

PMID33531585
PMCPMC7854629
OpenAlexW3126626445

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.