Evidence map›Paper›PMID 21424319›Full record

ArticleLa Radiologia medica2011

Diffusion-weighted MR imaging in assessing cervical tumour response to nonsurgical therapy.

S Rizzo, P Summers, S Raimondi, M Belmonte, M Maniglio, F Landoni, N Colombo, M Bellomi

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In one paragraph

Article in La Radiologia medica, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 3 pooled it
3.9field-weighted citation impact, top 7% 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, 3 syntheses or guidelines pooled it, 36 citations in OpenAlex.

  1. Guideline
  2. Pooled it
  3. Diagnostic significance of diffusion-weighted MRI in patients with cervical cancer: a meta-analysis.Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine · 2014
    Pooled it
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  18. Gynecologic tumors: how to communicate imaging results to the surgeon.Cancer imaging : the official publication of the International Cancer Imaging Society · 2013
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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

8 authors at 2 institutions in 1 country.

S RizzoDepartment of Radiology, European Institute of Oncology, Via Ripamonti 435, 20141, Milan, Italy. stefania.rizzo@ieo.it
P Summers
S Raimondi
M Belmonte
M Maniglio
F Landoni
N Colombo
M Bellomi
European Institute of Oncology · ITUniversity of Milan · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThis study was undertaken to assess whether there is a correlation between the response of cervical tumours to nonsurgical therapy (chemo- and/or radiotherapy) and apparent diffusion coefficient (ADC) values. PATIENTS AND

methodsSeventeen consecutive patients prospectively underwent pelvic magnetic resonance (MR) imaging including diffusion-weighted imaging (DWI) sequences before and after nonsurgical therapy for cervical cancer. A control group of 17 patients without cervical pathology was matched to the study group. Differences in baseline ADC maps between the two groups and within the study group before and after therapy were assessed by nonparametric tests.

resultsThe diameter and volume of cervical cancers decreased after therapy in 14/17 lesions (responders) and increased in 3/17 lesions (nonresponders). The ADC values of responders increased significantly (p=0.0009). Percent changes in ADC values before and after therapy were higher in responders than nonresponders (p=0.04). There was no significant difference in ADC values between responders and nonresponders at the staging MR examination (p=0.09) and no significant correlation between pretreatment ADC values and percentage of tumour reduction. Tumours with higher percent ADC value increase showed higher tumour reduction volume, but this was not significant (p=0.12).

conclusionsADC values of cervical cancer after therapy showed significant differences compared with pretherapy values, particularly for responders.

Indexed as

AdultAgedContrast MediaDiffusion Magnetic Resonance ImagingFemaleGadolinium DTPAHumansMiddle AgedProspective StudiesStatistics, NonparametricTreatment OutcomeUterine Cervical NeoplasmsContrast MediaGadolinium DTPA

Identifiers

PMID21424319
OpenAlexW1576504518

What OpenQuestion holds

Textmetadata
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.