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Related Concept Videos

Exercise Stress Test01:26

Exercise Stress Test

Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
Measurement of Blood Pressure01:17

Measurement of Blood Pressure

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 stethoscope.
Dysrhythmias VII: Nursing Management of Dysrhythmias01:25

Dysrhythmias VII: Nursing Management of Dysrhythmias

Nursing management of dysrhythmias involves the following:AssessmentSubjective Assessment:The initial step involves gathering patient-reported symptoms such as dizziness, palpitations, and chest discomfort. It is crucial to collect a detailed history, including previous heart conditions, current medication use, and lifestyle factors like caffeine and alcohol consumption.Objective Assessment:This involves observing clinical signs such as jugular venous distention, cool and pale skin, and...
Hypoglycemia01:26

Hypoglycemia

Hypoglycemia is a blood glucose level below 70 mg/dL. It commonly occurs in individuals using insulin or insulin-secreting drugs, but may also arise in non-diabetic conditions. People with type 1 diabetes are at the highest risk because they depend on exogenous insulin. People with type 2 diabetes are also at risk, especially when treated with insulin or medications such as sulfonylureas, which increase insulin release regardless of blood glucose levels. It develops when insulin levels exceed...
Alterations in Blood Pressure01:30

Alterations in Blood Pressure

Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart beats)...
Special considerations while measuring blood pressure01:28

Special considerations while measuring blood pressure

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.

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Related Experiment Video

Updated: May 9, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance
14:09

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

Risk of syncope during work.

Germano Gaggioli1, Mattia Laffi, Massimo Montemanni

  • 1Divisione Cardiologia, Ospedale Villa Scassi, Genova ASL 3, Via Scassi, 1, 16100 Genova, Italy.

Europace : European Pacing, Arrhythmias, and Cardiac Electrophysiology : Journal of the Working Groups on Cardiac Pacing, Arrhythmias, and Cardiac Cellular Electrophysiology of the European Society of Cardiology
|August 13, 2013
PubMed
Summary

Syncope, or fainting, is uncommon during work. Individuals with a prior history of fainting are at higher risk, but syncope at work generally has minor consequences.

Keywords:
SyncopeWork

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Quantitative Autonomic Testing
11:40

Quantitative Autonomic Testing

Published on: July 19, 2011

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Last Updated: May 9, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance
14:09

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

Quantitative Autonomic Testing
11:40

Quantitative Autonomic Testing

Published on: July 19, 2011

Area of Science:

  • Occupational Health
  • Cardiology
  • Epidemiology

Background:

  • Syncope prevalence in working populations is not well-established.
  • Understanding syncope occurrence during work hours is crucial for occupational safety.

Purpose of the Study:

  • To determine the prevalence of syncope among employed individuals.
  • To assess the risk and impact of syncope occurring during working time.

Main Methods:

  • Anonymous questionnaire administered to 452 consecutive workers.
  • Data collected on lifetime syncope episodes and occurrence during employment.
  • Analysis of syncope risk factors and consequences at work.

Main Results:

  • 35% reported lifetime syncope; 14% experienced syncope after employment began.
  • Only 5.7% reported syncope at work, totaling 36 episodes.
  • Prior syncope history increased work-related syncope risk 4.6-fold; impact was generally benign.

Conclusions:

  • The prevalence of syncope during work is low.
  • Individuals with a history of syncope have a higher probability of experiencing it at work.
  • Syncope at work typically has a benign impact on employment and safety.