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Related Concept Videos

Sites for measruring blood pressure01:21

Sites for measruring blood pressure

2.0K
Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement
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Measurement of Blood Pressure01:17

Measurement of Blood Pressure

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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...
1.0K
Special considerations while measuring blood pressure01:28

Special considerations while measuring blood pressure

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When assessing blood pressure (BP), healthcare professionals must consider various factors and potential unexpected outcomes to ensure accurate readings and provide proper patient care. Adhering to these guidelines is essential to achieving the most reliable results.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
787
Errors occurring during blood pressure monitoring01:25

Errors occurring during blood pressure monitoring

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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.
Several factors...
813
Assessment of blood pressure in brachial artery(two-step method)01:23

Assessment of blood pressure in brachial artery(two-step method)

810
Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...
810
Pre-Procedural Guidelines for Assessing Blood Pressure01:10

Pre-Procedural Guidelines for Assessing Blood Pressure

610
Accurate blood pressure assessment is crucial for diagnosing and managing various health conditions. To ensure the reliability of these measurements, healthcare professionals must adhere to standardized pre-procedural guidelines. These guidelines enhance patient safety and improve the overall quality of healthcare. The following steps are essential for obtaining accurate and consistent blood pressure readings, from using the appropriate tools to ensuring effective communication with the...
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Related Experiment Video

Updated: Aug 7, 2025

Measuring the Carotid to Femoral Pulse Wave Velocity Cf-PWV to Evaluate Arterial Stiffness
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Measuring the Carotid to Femoral Pulse Wave Velocity Cf-PWV to Evaluate Arterial Stiffness

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Quantifying Blood Pressure Visit-to-Visit Variability in the Real-World Setting: A Retrospective Cohort Study.

Yuan Lu1,2, George C Linderman1,3, Shiwani Mahajan1,2

  • 1Center for Outcomes Research and Evaluation, Yale New Haven Hospital, CT (Y.L., G.C.L., S.M., Y.L., C.H., R.K., B.M., E.S.S., H.M.K.).

Circulation. Cardiovascular Quality and Outcomes
|March 8, 2023
PubMed
Summary
This summary is machine-generated.

Visit-to-visit variability in systolic blood pressure is common in real-world practice. Patient characteristics explain little of this blood pressure variation, highlighting challenges in hypertension management.

Keywords:
blood pressurediagnosishypertensiontherapeutics

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Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver
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Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver

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Measuring Blood Pressure in Mice using Volume Pressure Recording, a Tail-cuff Method
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Related Experiment Videos

Last Updated: Aug 7, 2025

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Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver
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Area of Science:

  • Cardiology
  • Public Health
  • Clinical Practice

Background:

  • Visit-to-visit variability (VVV) in blood pressure is recognized but poorly understood in clinical practice.
  • Real-world data on VVV and its association with patient characteristics are limited.

Purpose of the Study:

  • To quantify VVV in systolic blood pressure (SBP) in a large, real-world patient cohort.
  • To determine the extent to which patient characteristics explain SBP VVV.

Main Methods:

  • Retrospective cohort study of adults (≥18 years) with at least two outpatient visits between 2014-2018.
  • Calculated patient-level VVV using standard deviation and coefficient of variation of SBP.
  • Employed multilevel regression modeling to assess the influence of patient characteristics on SBP VVV.

Main Results:

  • Included 537,218 adults with over 7.7 million SBP measurements.
  • Mean intraindividual SBP variability was 10.6 mm Hg (SD) and 0.08 (coefficient of variation).
  • Patient characteristics explained only 4% of the variance in SBP VVV, with consistency across subgroups.

Conclusions:

  • Significant VVV in SBP is prevalent in real-world clinical practice.
  • Patient factors minimally explain SBP VVV, indicating limitations of episodic blood pressure monitoring.
  • Management strategies for hypertension may need to evolve beyond traditional clinic-based assessments.