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Updated: Feb 17, 2026

Microfluidics in Assessing Platelet Function
Published on: November 8, 2024
[Platelet inhibition in elderly patients]
1Klinik für Kardiologie und Angiologie, Medizinische Hochschule Hannover, Carl-Neuberg-Str. 1, 30659, Hannover, Deutschland. schaefer.andreas@mh-hannover.de.
Insights
Older adults (≥75 years) require careful consideration for antiplatelet therapy. Evidence for single or dual antiplatelet therapy (SAPT/DAPT) is reviewed, focusing on bleeding risk in this age group.
Area of Science:
- Cardiology
- Thrombosis
- Geriatric Medicine
Background:
- Single antiplatelet therapy (SAPT), primarily acetylsalicylic acid (ASA), is standard for preventing atherosclerotic disease.
- Dual antiplatelet therapy (DAPT) is crucial after percutaneous coronary interventions and acute coronary syndromes.
- Bleeding risk is a significant concern, particularly in older patients, influencing treatment duration.
Purpose of the Study:
- To summarize current evidence on SAPT versus DAPT.
- To specifically evaluate antiplatelet strategies in patients aged 75 years and older.
- To highlight the importance of managing bleeding risk in elderly individuals.
Main Methods:
- Review of existing evidence on antiplatelet therapy.
- Focus on clinical predictors of bleeding risk.
- Analysis of treatment strategies for patients aged ≥75 years.
Main Results:
- Older age (≥75 years) is a key predictor of increased bleeding risk.
- Current guidelines emphasize risk-benefit assessment for DAPT duration.
- Evidence for SAPT and DAPT in elderly patients needs careful consideration.
Conclusions:
- Individualized antiplatelet therapy selection is critical for patients ≥75 years.
- Balancing thrombotic risk and bleeding risk is paramount in this population.
- Further research may be needed to optimize antiplatelet strategies for elderly patients.
Abstract:
Single antiplatelet therapy (SAPT) using predominantly acetylsalicylic acid (ASA) is the baseline anti-thrombotic therapy in primary as well as secondary prevention of atherosclerotic disease. Dual antiplatelet therapy (DAPT) is the cornerstone of maintenance medication following elective percutaneous coronary interventions or acute coronary syndromes (ST elevation myocardial infarction, non-ST elevation myocardial infarction and unstable angina pectoris). In the past the duration of DAPT in particular has been frequently discussed. Current recommendations, such as the "Focused Update DAPT 2017" of the European Society of Cardiology (ESC) emphasize the importance of strategies aiming to reduce an increased risk of bleeding based on clinical predictors. In this case older age is an important factor relevant for bleeding. In this article, the evidence for SAPT or DAPT is summarized with a special focus on patients aged ≥75 years.
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