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Cognitive impairment in patients with heart failure: Physiopathology, clinical implications, and therapeutic
Meng Li1, Junping Zhang2, Yue Hu3
1School of Chinese Medicine, Nanjing University of Chinese Medicine, Nanjing, Jiangsu, China.
Insights
Cognitive impairment (CI) is common in heart failure (HF) patients, impacting daily life and increasing mortality. This review examines the link between HF and CI, guiding diagnosis and management.
Area of Science:
- Cardiology
- Neurology
- Gerontology
Background:
- Cognitive impairment (CI) is a frequent comorbidity in heart failure (HF) patients.
- CI in HF impacts functional independence, self-care, medication adherence, and increases rehospitalization and mortality risks.
Purpose of the Study:
- To review the epidemiology of CI in HF patients.
- To explore the bidirectional relationship and pathological mechanisms between HF and CI.
- To discuss screening, diagnosis, management, prevention, and intervention strategies for CI in HF.
Main Methods:
- Literature review focusing on epidemiological data, pathological mechanisms, and clinical management strategies.
- Synthesis of current evidence on the relationship between heart failure and cognitive dysfunction.
Main Results:
- A significant prevalence of CI exists in HF patients, affecting various cognitive domains.
- The relationship between HF and CI is complex and bidirectional, with underlying pathological mechanisms requiring further investigation.
- Current diagnostic and follow-up strategies for CI in HF are not standardized.
Conclusions:
- There is a critical need for standardized diagnostic tools and management protocols for CI in HF patients.
- Further research into the pathological mechanisms is essential for developing effective interventions.
- Addressing CI in HF is crucial for improving patient outcomes and quality of life.
Abstract:
Cognitive impairment (CI) is a significant comorbidity in individuals with heart failure (HF). A substantial number of patients with HF may experience CI, which can present as deficits in attention, memory, executive function, and processing speed. HF patients with CI tend to have reduced functional independence, self-care capabilities, medication adherence and decision-making ability, along with more frequent rehospitalizations, and an increased risk of mortality. Currently, there is no established gold standard diagnostic tool or follow-up strategy for assessing CI in patients with HF. There has been an increasing recognition of the complex bidirectional relationship between HF and CI. However, the exact pathological mechanisms of CI in HF need further in-depth investigation. This review aims to explore the current epidemiological status of CI in patients with HF, the relationship between HF and cognitive dysfunction, the pathological mechanisms involved, as well as the early screening, diagnosis, and management issues for HF patients with CI. It also discusses prevention and intervention strategies. The objective is to provide a scientific basis for the clinical diagnosis, management, and treatment of CI in HF, while proposing future research directions to advance this field.
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