Evidence map›Paper›PMID 42307707›Full record

ArticleIrish journal of medical science2026

Relationship between overall survival and progression-free survival with 18 F-FDG PET/CT metabolic parameters in metastatic breast cancer patients treated with CDK 4/6 inhibitors.

Ogün Bülbül, Esra Aydin, Demet Nak

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Article in Irish journal of medical science, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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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.

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Ogün BülbülFaculty of Medicine, Department of Nuclear Medicine, Erciyes University, Kayseri, 38039, Turkey. oogunbulbul@gmail.com.ORCID http://orcid.org/0000-0002-4154-8801
Esra AydinFaculty of Medicine, Department of Medical Oncology, Recep Tayyip Erdoğan University, Rize, 53020, Turkey.
Demet NakFaculty of Medicine, Department of Nuclear Medicine, Recep Tayyip Erdoğan University, Rize, 53020, Turkey.ORCID http://orcid.org/0000-0002-9756-7788

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCombining CDK 4/6 inhibitors with endocrine therapy (ET) extends progression-free survival (PFS) and overall survival (OS) in hormone receptor (HR) positive, human epidermal growth factor receptor-2 (HER2) negative metastatic breast cancer. We aimed to explore the relationship between metabolic tumor volume (MTV), total lesion glycolysis (TLG), and PFS/OS in these patients.

methodsMTV and TLG were measured from baseline 18 F-fluorodeoxyglucose (18-FDG) positron emission tomography/computed tomography (PET/CT) of 87 HR-positive/HER2-negative metastatic breast cancer patients and their effects on survival were analyzed using Kaplan-Meier methods.

resultsThe median OS was 42.0 months for patients with MTV < 121.7 cm³ and 24.6 months with ≥ 121.7 cm

conclusionsBaseline 18 F-FDG PET/CT may provide prognostic insights in HR+/HER2- metastatic breast cancer. High MTV and TLG are associated with poorer OS in univariate analyses but not in multivariable analyses. ECOG score > 0 and age ≥ 60 years are independent predictors of PFS.

Indexed as

18F-FDG PET/CTCDK 4/6 inhibitorsMetastatic breast cancerMTV/TLGSurvival

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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 Socratic graph.