Evidence map›Paper›PMID 29184130›Full record

ArticleScientific reports2017

In-vivo longitudinal imaging of microvascular changes in irradiated oral mucosa of radiotherapy cancer patients using optical coherence tomography.

A V Maslennikova, M A Sirotkina, A A Moiseev, E S Finagina, S Y Ksenofontov, G V Gelikonov, L A Matveev, E B Kiseleva, V Y Zaitsev, E V Zagaynova and 3 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
4.5field-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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 56 citations in OpenAlex.

  1. Pooled it
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  3. Article
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  5. Article
  6. Review
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  16. Biomedical optics express · 2020
    Article
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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

13 authors at 3 institutions in 2 countries.

A V MaslennikovaNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
M A SirotkinaNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia. sirotkina_m@mail.ru.
A A MoiseevNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
E S FinaginaNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
S Y KsenofontovInstitute of Applied Physics Russian Academy of Sciences, Ulyanova Street 46, 603950, Nizhny Novgorod, Russia.
G V GelikonovNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
L A MatveevNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
E B KiselevaNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
V Y ZaitsevNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
E V ZagaynovaNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
F I FeldchteinNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
N D GladkovaNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
A VitkinNizhny Novgorod State Medical Academy, Minina Square 10/1, 603005, Nizhny Novgorod, Russia.
Privolzhsky Research Medical University · RUInstitute of Applied Physics · RUUniversity Health Network · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mucositis is the limiting toxicity of radio(chemo)therapy of head and neck cancer. Diagnostics, prophylaxis and correction of this condition demand new accurate and objective approaches. Here we report on an in vivo longitudinal monitoring of the oral mucosa dynamics in 25 patients during the course of radiotherapy of oropharyngeal and nasopharyngeal cancer using multifunctional optical coherence tomography (OCT). A spectral domain OCT system with a specially-designed oral imaging probe was used. Microvasculature visualization was based on temporal speckle variations of the full complex signal evaluated by high-pass filtering of 3D data along the slow scan axis. Angiographic image quantification demonstrated an increase of the vascular density and total length of capillary-like-vessels before visual signs or clinical symptoms of mucositis occur. Especially significant microvascular changes compared to their initial levels occurred when grade two and three mucositis developed. Further, microvascular reaction was seen to be dose-level dependent. OCT monitoring in radiotherapy offers a non-invasive, convenient, label-free quantifiable structural and functional volumetric imaging method suitable for longitudinal human patient studies, furnishing fundamental radiobiological insights and potentially providing useful feedback data to enable adaptive radiotherapy (ART).

Indexed as

Tomography, Optical CoherenceAdultAngiographyDose-Response Relationship, RadiationFemaleHumansMaleMicrocirculationMicrovesselsMiddle AgedMouth MucosaNasopharyngeal NeoplasmsRadiotherapyRadiotherapy DosageStomatitis

Identifiers

PMID29184130
PMCPMC5705675
OpenAlexW2768284241

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.