Evidence map›Paper›PMID 42164069›Full record

ArticleRespirology case reports2026

Bronchoscopic Direct Drainage of a Treatment-Resistant Lung Abscess via Endoscopic Balloon Dilation in a High-Risk Patient.

Nana Yazawa, Yusuke Nakamura, Akihiro Takemasa, Yuri Nomura, Minori Hanato, Noriaki Nishimura, Nobuaki Yoshida, Azusa Tsukada, Nobuhiko Tsukada, Hiroaki Okutomi and 2 more

Abstract read
In one paragraph

Article in Respirology case reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Article
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

12 authors.

Nana YazawaDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Yusuke NakamuraDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Akihiro TakemasaDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Yuri NomuraDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Minori HanatoDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Noriaki NishimuraDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Nobuaki YoshidaDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Azusa TsukadaDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Nobuhiko TsukadaDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Hiroaki OkutomiDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Yasuo ShimizuDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.
Seiji NihoDepartment of Pulmonary Medicine and Clinical Immunology Dokkyo Medical University School of Medicine Tochigi Japan.ORCID https://orcid.org/0000-0001-9480-5923

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A 49-year-old man presented with a cough, hemoptysis and fever. Computed tomography revealed a lung abscess in the right upper lobe. The patient's medical history included chronic renal failure with haemodialysis, myocardial infarction and developmental disorders. On admission, he was administered piperacillin/tazobactam and minocycline, but they were ineffective. Bronchoscopy was performed with a guide sheath to drain the abscess, but complete drainage could not be achieved. Percutaneous transthoracic drainage or surgical resection were not indicated because of complications, so direct endoscopic balloon dilation was performed on the narrowed bronchus communicating with the abscess cavity. This treatment resulted in spontaneous drainage of the abscess, allowing the ultra-thin bronchoscope to access the cavity and achieve complete drainage. The abscess subsequently decreased in size. Bronchoscopic direct drainage after balloon dilation can be a viable treatment option in patients with a treatment-resistant abscess and severe comorbidities who are ineligible for invasive procedures.

Indexed as

bronchoscopic drainagebronchoscopyendoscopic balloon dilationlung abscess

Identifiers

PMID42164069
PMCPMC13183587

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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.