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Advances in oncological treatments have significantly improved patient survival rates. However, these therapies often introduce the risk of cancer therapy-related cardiac dysfunction (CTRCD), necessitating robust monitoring strategies. The newly released CTRCD echocardiography guidance (2026 focused update) provides a comprehensive framework for clinicians to evaluate and manage cardiac health in cancer patients. This update reflects recent developments in cardio-oncology and emphasizes the importance of multidisciplinary collaboration between cardiologists and oncologists.
The guidance reinforces the role of left ventricular ejection fraction (LVEF) as a primary parameter for monitoring cardiotoxicity. However, it also highlights that global longitudinal strain (GLS) is a more sensitive marker for detecting subclinical myocardial injury. Clinicians should use GLS to identify early changes before a significant drop in LVEF occurs. Additionally, the document stresses the need for measurement accuracy and quality control to ensure reliable longitudinal tracking of a patient's cardiac function.
Following the CTRCD echocardiography guidance involves a structured approach throughout the treatment continuum. Baseline evaluations are mandatory before starting potentially cardiotoxic therapies, such as anthracyclines or HER2-targeted agents. During treatment, surveillance typically occurs every three months, though intervals may vary based on individual risk profiles. Furthermore, the 2026 update introduces specific recommendations for long-term surveillance following radiotherapy and highlights the unique cardiovascular complications associated with immune checkpoint inhibitors, particularly myocarditis.
Modern clinical practice increasingly benefits from three-dimensional (3D) echocardiography and artificial intelligence (AI). The 2026 update advocates for 3D LVEF assessment whenever possible, as it offers superior accuracy compared to 2D methods. Moreover, AI-driven automation is helping to standardize measurements and reduce inter-observer variability. Consequently, these technological advancements facilitate the early detection of cardiotoxicity, allowing for timely intervention and the optimization of cancer therapy management.
The update aims to provide evidence-based recommendations for the early detection and monitoring of cardiotoxicity, ensuring that cancer patients receive optimal cardiovascular care without unnecessary interruptions to their life-saving treatments.
GLS is more sensitive to subtle myocardial changes. It can detect subclinical cardiac dysfunction often before LVEF shows a significant decline, enabling earlier initiation of cardioprotective therapies.
The guidance specifically addresses the risk of ICI-related myocarditis, providing protocols for prompt echocardiographic evaluation when cardiac symptoms or elevated biomarkers are detected in patients on immunotherapy.
Disclaimer: This content is for informational and educational purposes only. It does not constitute medical advice or a professional relationship. Always seek the advice of a qualified healthcare provider regarding any medical condition. Refer to the latest local and national guidelines for clinical practice.
References
1. Tanaka H et al. Practical guidance for echocardiography for cancer therapy-related cardiac dysfunction: 2026 focused update. J Echocardiogr. 2026 May 03. doi: 10.1007/s12574-026-00731-4. PMID: 42070216.
2. Lyon AR et al. 2022 ESC Guidelines on cardio-oncology developed in collaboration with the European Hematology Association (EHA), the European Society for Therapeutic Radiology and Oncology (ESTRO) and the International Cardio-Oncology Society (IC-OS). Eur Heart J. 2022;43(41):4229-4361.
3. Dobson R et al. BSE and BCOS Guideline for Transthoracic Echocardiographic Assessment of Adult Cancer Patients Receiving Anthracyclines and/or Trastuzumab. JACC CardioOncol. 2021;3(1):1-16.
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This 2026 update provides practical recommendations for using echocardiography to detect and monitor cancer therapy-related cardiac dysfunction (CTRCD)....
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