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Related Concept Videos

Pre-Procedural Guidelines for Assessing Blood Pressure01:10

Pre-Procedural Guidelines for Assessing Blood Pressure

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

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

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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...
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Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation

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Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
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Assessment of blood pressure in brachial artery(one-step method)01:15

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

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This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
Prepare for the Procedure:
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Atherosclerosis II: Clinical Manifestations and Diagnostic Tests01:27

Atherosclerosis II: Clinical Manifestations and Diagnostic Tests

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Atherosclerosis is a progressive disorder that leads to the thickening and narrowing of arterial walls due to plaque buildup. This condition can cause various symptoms depending on the arteries affected:Coronary Artery Disease (CAD): This condition affects the coronary arteries and may lead to chest pain (angina), shortness of breath (dyspnea), heart attacks, and other heart disease symptoms.Cerebrovascular Disease: This affects blood flow to the brain, causing transient ischemic attacks (TIAs)...
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Assessing Blood pressure using a doppler ultrasound01:19

Assessing Blood pressure using a doppler ultrasound

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To obtain accurate blood pressure measurements in clinical settings, especially when traditional methods are insufficient, healthcare professionals utilize the Doppler ultrasound technique. This method uses high-frequency sound waves to detect blood flow within the arteries, which is crucial for patients with conditions that complicate circulatory system assessment.
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
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Related Experiment Video

Updated: Oct 12, 2025

Measuring the Carotid to Femoral Pulse Wave Velocity Cf-PWV to Evaluate Arterial Stiffness
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Prediction of stroke using an algorithm to estimate arterial stiffness.

John B Kostis1, Chun Pang Lin2, Jeanne M Dobrzynski1

  • 1Rutgers Robert Wood Johnson Medical School, Cardiovascular Institute, USA.

International Journal of Cardiology. Cardiovascular Risk and Prevention
|November 22, 2021
PubMed
Summary

New indices derived from pulse pressure effectively predict stroke risk, outperforming chronological age. This novel method offers a simpler, non-invasive approach to assessing arterial stiffness and cardiovascular event prediction.

Keywords:
Arterial stiffnessPredictive algorithmPulse pressureStroke

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Area of Science:

  • Cardiovascular Medicine
  • Biostatistics
  • Epidemiology

Background:

  • Arterial stiffness is a key indicator of cardiovascular events, including stroke.
  • Existing pulse wave velocity methods for arterial stiffness estimation have limitations.
  • A novel, non-invasive method using pulse pressure to estimate arterial stiffness is presented.

Purpose of the Study:

  • To introduce and validate new indices for estimating arterial stiffness.
  • To assess the predictive capability of these indices for stroke occurrence.
  • To compare the novel indices against traditional predictors like chronological age.

Main Methods:

  • Developed two indices: arterial stiffness 1 (AS1) and arterial stiffness 2 (AS2).
  • Applied indices in NIH-funded clinical trials (SHELL and SPRINT).
  • Utilized survival models and statistically significant coefficients (p<0.05) to derive weighted linear combinations.

Main Results:

  • AS1 and AS2 demonstrated good performance in model fit (p-value, concordance correlation).
  • Both indices independently predicted stroke occurrence at five years, outperforming chronological age.
  • Similar predictive accuracy observed in Black participants within the SPRINT trial.

Conclusions:

  • Indices derived from pulse pressure are superior predictors of stroke compared to pulse pressure or age alone.
  • These novel indices can inform the design of future clinical trials.
  • Potential for incorporation into hypertension and stroke management guidelines.