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Factors affecting Blood pressure01:28

Factors affecting Blood pressure

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Several physiological and lifestyle factors influence blood pressure (BP). Understanding these factors is crucial as they are significant in patient education and blood pressure management.
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Blood pressure monitoring is a crucial clinical procedure in diagnosing and managing various cardiovascular conditions. Despite its significance, the accuracy of blood pressure measurements can be compromised by multiple factors, potentially leading to either falsely high or low readings. These inaccuracies are critical as they can significantly impact patient care. So, it is vital to understand these challenges deeply and adopt strategic approaches to minimize errors.
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Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
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Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
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Blood Pressure Variability and Cognitive Function: a Scoping Review.

Nur Fazidah Asmuje1,2, Sumaiyah Mat3, Phyo Kyaw Myint4,5

  • 1Kolej Genius Insan, Universiti Sains Islam Malaysia, Negeri Sembilan, Malaysia. drphnurfazidah@gmail.com.

Current Hypertension Reports
|June 22, 2022
PubMed
Summary
This summary is machine-generated.

This review found conflicting results on blood pressure variability (BPV) and cognitive function. Standardization of BPV assessment is needed for clearer insights into cognitive decline and treatment response.

Keywords:
AgedBlood pressureBlood pressure variabilityCognitionDementia

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Area of Science:

  • Neuroscience
  • Cardiovascular Science
  • Gerontology

Background:

  • Blood pressure variability (BPV) is increasingly studied for its potential impact on cognitive health.
  • Existing research presents inconsistent findings regarding the relationship between BPV and cognitive function, including dementia.
  • Understanding this relationship is crucial for identifying potential risk factors and therapeutic targets for cognitive decline.

Purpose of the Study:

  • To conduct a scoping review of existing literature evaluating the association between blood pressure variability and cognitive function.
  • To identify and analyze methods used for assessing BPV and cognitive performance in relevant studies.

Main Methods:

  • A systematic search was performed across CINAHL, Medline, PMC, and Web of Science databases.
  • Articles were identified using keywords related to 'cognitive function' or 'dementia' and 'blood pressure variability'.
  • Data on BPV measurement (long-term, mid-term, short-term, very short-term), cognitive assessment tools, and study findings were extracted from 53 selected articles.

Main Results:

  • Conflicting findings were reported regarding the relationship between different types of BPV (LTBPV, MTBPV, STBPV, VSTBPV) and cognitive function.
  • Significant heterogeneity was observed in the devices, acquisition periods, procedures, and BPV calculation methods used across studies.
  • A wide array of cognitive assessment tools were employed, measuring global cognition or specific domain functions, further contributing to variability in interpretation.

Conclusions:

  • The interpretation of current research on BPV and cognition is limited by substantial heterogeneity in methodologies.
  • There is an urgent need for standardization in BPV assessment to facilitate consistent and reliable research in this field.
  • Future research should aim to establish BPV as a potential modifiable risk factor for cognitive decline and a marker for treatment efficacy.