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Chronobiological patterns of onset of acute cerebrovascular diseases
R Manfredini1, M Gallerani, F Portaluppi
1First Institute of Internal Medicine, Department of Clinical and Experimental Medicine, University of Ferrara, Italy.
Insights
Acute cerebrovascular events exhibit distinct daily, weekly, and seasonal patterns, not random occurrences. Understanding these chronobiological rhythms may improve stroke prevention and treatment.
Area of Science:
- Neurology
- Chronobiology
- Public Health
Background:
- Major cerebrovascular events display non-random temporal distributions.
- Evidence suggests circadian, weekly, and seasonal patterns in disease onset.
Purpose of the Study:
- To review chronobiological patterns in acute cerebrovascular disease onset.
- To explore variations in triggering mechanisms related to these patterns.
Main Methods:
- Systematic review of existing literature on cerebrovascular event timing.
- Analysis of circadian, circaseptan, and circannual patterns.
- Consideration of influencing biological, pathological, and environmental factors.
Main Results:
- Confirmed peculiar chronobiological patterns in acute cerebrovascular disease onset.
- Observed circadian (morning/evening), circaseptan (weekends), and circannual (winter) peaks.
- Noted variations influenced by gender, age, diabetes, hypertension, smoking, alcohol, and environment.
Conclusions:
- Acute cerebrovascular diseases exhibit significant chronobiological patterns.
- Understanding these patterns is crucial for optimizing preventive and therapeutic strategies.
- Further research into pathophysiologic mechanisms can enhance clinical insights.
Abstract:
There is a considerable amount of data indicating that several major unfavorable cerebrovascular events are not randomly distributed over time, but show a peculiar distribution along the day, the week, and the months of the year. The authors review the available evidence on the chronobiological (circadian, weekly, and seasonal) patterns of onset of acute cerebrovascular diseases and variations in their possible triggering mechanisms. The existence of a peculiar chronobiological pattern in the onset of acute cerebrovascular disease, characterized by both circadian (morning and evening occurrence), circaseptan (last and first days of the week), and circannual (especially in winter) is confirmed, although differences depending on biological (gender, age), pathological (diabetes, hypertension, smoke, alcohol), cultural, social, and environmental factors exist. A deeper knowledge of the underlying pathophysiologic mechanisms could provide more effective insights for both preventive strategies and optimization of therapeutic approach.