Evidence map›Paper›PMID 39935942›Full record

ReviewEuropean urology open science2025

Incidence, Management, and Prevention of Gynecomastia and Breast Pain in Patients with Prostate Cancer Undergoing Antiandrogen Therapy: A Systematic Review and Meta-analysis of Randomized Controlled Trials.

Ichiro Tsuboi, Robert J Schulz, Ekaterina Laukhtina, Koichiro Wada, Pierre I Karakiewicz, Motoo Araki, Shahrokh F Shariat

Abstract readReview
In one paragraph

Review in European urology open science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 2 pooled it
–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, 2 syntheses or guidelines pooled it.

  1. Guideline
  2. Pooled it
  3. Article
  4. 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

7 authors.

Ichiro TsuboiDepartment of Urology, Comprehensive Cancer Center, Medical University of Vienna, Vienna, Austria.
Robert J SchulzDepartment of Urology, Comprehensive Cancer Center, Medical University of Vienna, Vienna, Austria.
Ekaterina LaukhtinaDepartment of Urology, Comprehensive Cancer Center, Medical University of Vienna, Vienna, Austria.
Koichiro WadaDepartment of Urology, Comprehensive Cancer Center, Medical University of Vienna, Vienna, Austria.
Pierre I KarakiewiczCancer Prognostics and Health Outcomes Unit, University of Montreal Health Centre, Montreal, Quebec, Canada.
Motoo ArakiDepartment of Urology, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama, Japan.
Shahrokh F ShariatDepartment of Urology, Comprehensive Cancer Center, Medical University of Vienna, Vienna, Austria.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background and objective: In patients with prostate cancer treated with antiandrogen monotherapy, gynecomastia and breast pain are relatively common. In the setting of androgen receptor pathway inhibitors (ARPIs), the incidence of these adverse events (AEs) remains unclear. In addition, the effect of prophylactic treatment on gynecomastia remains uncertain. We aimed to evaluate the incidence of gynecomastia and breast pain in prostate cancer patients treated with ARPIs compared with androgen deprivation therapy (ADT) and the effect of prophylactic treatment for these AEs due to antiandrogen therapy. Methods: In June 2024, we queried four databases-PubMed, Scopus, Web of Science, and Embase-for randomized controlled trials (RCTs) investigating prostate cancer treatments involving antiandrogen therapy. The endpoints of interest were the incidence of these AEs due to ARPIs and the effect of prophylactic treatment for these. Key findings and limitations: Eighteen RCTs, comprising 5036 patients, were included in the systematic review and meta-analysis. ARPIs included enzalutamide, darolutamide, and apalutamide. The results indicated that patients who received ARPI monotherapy had a significantly higher incidence of gynecomastia than those who received ADT monotherapy (risk ratio [RR]: 5.19, 95% confidence interval [CI]: 3.58-7.51, Conclusions and clinical implications: We found that ARPI monotherapy increases the incidence of these AEs significantly compared with ADT. In contrast, ARPI plus ADT therapy did not result in a higher incidence of AEs. The use of either tamoxifen or radiotherapy was effective in reducing the incidence of these AEs due to bicalutamide monotherapy. These prophylactic treatments could reduce the incidence of AEs due to ARPI monotherapy. However, further studies are needed to clarify their efficacy. Patient summary: Although androgen deprivation therapy (ADT) improves overall survival in patients with prostate cancer, it is associated with several complications. Androgen receptor pathway inhibitor (ARPI) monotherapy has emerged as a promising strategy for improving oncological outcomes in these patients. However, ARPI monotherapy increases gynecomastia and breast pain in prostate cancer patients compared with ADT, while ARPI plus ADT did not result in a higher incidence of adverse events.

Indexed as

Androgen deprivation therapyAndrogen receptor pathway inhibitorsAntiandrogen therapyBreast painGynecomastia

Identifiers

PMID39935942
PMCPMC11810703

What OpenQuestion holds

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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.