Evidence map›Paper›PMID 40842499›Full record

SynthesisFrontiers in endocrinology2025

Effect of CFTR modulators on glucose homeostasis in children and young adults with cystic fibrosis-related diabetes: a systematic review.

Paola Giordano, Giuseppina Leonetti, Vanja Granberg, Rosa Maria Pia Casolino, Giuseppe Lassandro, Maurizio Delvecchio, Giovanna Linguiti

Abstract readSystematic Review
In one paragraph

Synthesis in Frontiers in endocrinology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Review
  2. Review
  3. Review
  4. Review
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

7 authors.

Paola GiordanoDepartment of Interdisciplinary Medicine, Pediatric Unit "B. Trambusti", Cystic Fibrosis Regional Reference Center, University of Bari "Aldo Moro", Bari, Italy.
Giuseppina LeonettiDepartment of Interdisciplinary Medicine, Pediatric Unit "B. Trambusti", Cystic Fibrosis Regional Reference Center, University of Bari "Aldo Moro", Bari, Italy.
Vanja GranbergDepartment of Interdisciplinary Medicine, Pediatric Unit "B. Trambusti", Cystic Fibrosis Regional Reference Center, University of Bari "Aldo Moro", Bari, Italy.
Rosa Maria Pia CasolinoDepartment of Interdisciplinary Medicine, Pediatric Unit "B. Trambusti", Cystic Fibrosis Regional Reference Center, University of Bari "Aldo Moro", Bari, Italy.
Giuseppe LassandroDepartment of Interdisciplinary Medicine, Pediatric Unit "B. Trambusti", Cystic Fibrosis Regional Reference Center, University of Bari "Aldo Moro", Bari, Italy.
Maurizio DelvecchioDepartment of Biotechnological and Applied Clinical Sciences, University of L'Aquila, L'Aquila, Italy.
Giovanna LinguitiDepartment of Interdisciplinary Medicine, Pediatric Unit "B. Trambusti", Cystic Fibrosis Regional Reference Center, University of Bari "Aldo Moro", Bari, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Cystic fibrosis (CF) is an autosomal recessive disorder caused by mutations in the CFTR gene, leading to impaired chloride transport, thickened mucus, and multiorgan dysfunction. Among its complications, cystic fibrosis-related diabetes (CFRD) is a major concern, characterized by progressive b-cell dysfunction and insulin deficiency. The advent of CFTR modulators, including ivacaftor, lumacaftor/ivacaftor, and elexacaftor/tezacaftor/ivacaftor (ETI), has revolutionized CF management by improving pulmonary function, nutritional status, and overall survival. However, their effects on glucose metabolism remain under investigation. Methods: This systematic review (systematic review registration: PROSPERO 2025 CRD420251021499) analyzes recent evidence on the impact of CFTR modulators on CFRD in children and young adults. Results: Ivacaftor demonstrates potential benefits in glucose regulation, enhancing insulin secretion and glucagon control, particularly in patients with gating mutations. Conversely, lumacaftor/ivacaftor exhibits inconsistent effects, with some studies indicating glucose tolerance improvements while others report insulin sensitivity decline. Discussion: ETI therapy shows modest but generally positive effects on glycemic control, with reductions in HbA1c and fasting glucose, though without significant changes in insulin secretion. While CFTR modulators improve systemic health, their role in directly preventing or reversing CFRD remains unclear. Further longitudinal studies are needed to optimize therapeutic strategies and elucidate the long-term metabolic effects of CFTR modulation in CF patients. Systematic review registration: https://www.crd.york.ac.uk/PROSPERO/, identifier CRD420251021499.

Indexed as

Blood GlucoseChloride Channel AgonistsCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorDiabetes MellitusGlucoseHomeostasisQuinolonesAdolescentAminophenolsAminopyridinesBenzodioxolesChildHumansIndolesPyrazolesAminophenolsAminopyridinesBenzodioxolesBlood GlucoseCFTR protein, humanChloride Channel AgonistsCystic Fibrosis Transmembrane Conductance RegulatorGlucoseIndolesivacaftorPyrazolesPyrrolidinesQuinolonesCFRDCFTR modulatorscystic fibrosiselexacaftor-ivacaftor-tezacaftorglucose metabolismlumacaftor/ivacaftor

Identifiers

PMID40842499
PMCPMC12364668

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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.