Evidence map›Paper›PMID 40917251›Full record

ArticleRespirology case reports2025

BRAF V600E-Mutant Diffuse Pulmonary Langerhans Cell Histiocytosis Successfully Treated With Dabrafenib Plus Trametinib: A Case Report.

Akiko Sakurai, Tetsutaro Nagaoka, Chisato Tadokoro, Shunichi Kataoka, Yuriko Terayama, Yuichi Nagata, Yoshifumi Suzuki, Taichi Miyawaki, Motoyasu Kato, Takuo Hayashi and 1 more

Abstract read
In one paragraph

Article in Respirology case reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. 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

11 authors.

Akiko SakuraiDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.ORCID https://orcid.org/0009-0005-7372-7133
Tetsutaro NagaokaDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.
Chisato TadokoroDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.
Shunichi KataokaDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.
Yuriko TerayamaDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.
Yuichi NagataDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.ORCID https://orcid.org/0000-0001-7230-7464
Yoshifumi SuzukiDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.
Taichi MiyawakiDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.
Motoyasu KatoDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.ORCID https://orcid.org/0000-0002-3217-5118
Takuo HayashiDepartment of Human Pathology Juntendo University Graduate School of Medicine Tokyo Japan.
Kazuhisa TakahashiDepartment of Respiratory Medicine Juntendo University Graduate School of Medicine Tokyo Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pulmonary Langerhans cell histiocytosis (PLCH) is a rare diffuse lung disease that is strongly associated with cigarette smoking, with the BRAF V600E mutation identified in approximately half of all cases. In Japan, combination therapy with BRAF and MEK inhibitors has recently been approved as an alternative treatment option. We report the case of a 30-year-old woman diagnosed with BRAF V600E-mutant PLCH who was treated with dabrafenib in combination with trametinib. Chest computed tomography performed 3 months after the initiation of therapy demonstrated improvement in pericystic opacities, and this radiological response was sustained for over 1 year. Improvements in exercise tolerance, pulmonary function, and pulmonary haemodynamics have been observed clinically. These findings suggest that dabrafenib plus trametinib is a promising therapeutic option for patients with PLCH.

Indexed as

BRAF V600E mutationdabrafenibpulmonary hypertensionpulmonary langerhans cell histiocytosistrametinib

Identifiers

PMID40917251
PMCPMC12411102

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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.