Evidence map›Paper›PMID 32201608›Full record

ArticleBJR case reports2020

Per-oral interstitial brachytherapy catheter insertion for boost in case of recurrent tonsillar carcinoma: dosimetry and clinical outcome.

Naoya Murakami, Seiichi Yoshimoto, Satoshi Nakamura, Masakazu Uematsu, Tairo Kashihara, Kana Takahashi, Koji Inaba, Kae Okuma, Hiroshi Igaki, Yuko Nakayama and 1 more

Open access · diamondAbstract readCase Reports
In one paragraph

Article in BJR case reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

7 citing papers in PubMed, 7 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 1 institution in 1 country.

Naoya MurakamiDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.ORCID 0000-0003-0660-9987
Seiichi YoshimotoDepartment of Head and Neck Surgery, National Cancer Center Hospital, Tokyo, Japan.
Satoshi NakamuraDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Masakazu UematsuDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Tairo KashiharaDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Kana TakahashiDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Koji InabaDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Kae OkumaDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Hiroshi IgakiDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Yuko NakayamaDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Jun ItamiDepartment of Radiation Oncology, National Cancer Center Hospital, Tokyo, Japan.
Tokyo National Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

High-dose-rate interstitial brachytherapy (HDR-ISBT) is relatively rarely applied for the head and neck cancer. However, its dose distribution is more confined than intensity modulated radiation therapy (IMRT) and can deliver higher dose while sparing surrounding normal tissues. In this case report, the effectiveness of HDR-ISBT as a boost following IMRT for post-operative recurrent oropharyngeal cancer patient was indicated. A 73-year-old male who developed local recurrence after surgery for oropharyngeal squamous cell carcinoma. Salvage IMRT up to 70 Gy concurrent with weekly cetuximab was planned. However, CT taken at 60 Gy found a residual tumor, then, boost HDR-ISBT was proposed. 1 week after 60 Gy of IMRT, HDR-ISBT, 12 Gy in 2 fractions, was delivered under local anesthesia. MRI taken 2 months after HDR-ISBT showed no residual tumor. It was demonstrated that boost HDR-ISBT following IMRT for local recurrence of oropharyngeal cancer was performed safely and showed favorable efficacy.

Identifiers

PMID32201608
PMCPMC7068101
OpenAlexW2977036591

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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.