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Related Concept Videos

Increased pulse rate01:17

Increased pulse rate

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Tachycardia is a condition marked by an abnormally fast or irregular heart rate, surpassing the typical resting rate. In adults, tachycardia is characterized by a pulse rate ranging from 100 to 180 beats per minute. The increased heart rate can result in inadequate blood flow to various body parts, ultimately diminishing the oxygen supply to organs and tissues.
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Arrhythmias are irregular heart rhythms occurring when the heart's electrical impulses become abnormal. These disturbances can lead to various symptoms, depending on their severity and the underlying cause. Some common factors contributing to arrhythmias include hypoxia, ischemia, electrolyte imbalances, excessive catecholamine exposure, drug toxicity, and muscle overstretching. Arrhythmias can be classified into two main types based on the rate and site of origin of abnormal heart rhythms.
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Disturbances in Heart Rhythm01:29

Disturbances in Heart Rhythm

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Arrhythmia or dysrhythmia refers to an abnormal heart rhythm caused by a defect in the heart's conduction system. It can cause the heart to beat irregularly, too quickly, or too slowly, leading to symptoms like chest pain, shortness of breath, and fainting. Factors such as stress, caffeine, alcohol, nicotine, cocaine, certain drugs, congenital defects, diseases, and electrolyte abnormalities can trigger arrhythmias.
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Dysrhythmias V: Evaluating Dysrhythmias01:30

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Dysrhythmias, also known as arrhythmias, are disturbances in the heart's rhythm that range from benign to life-threatening. A thorough evaluation is crucial for appropriate management and involves a comprehensive medical history, physical examination, and various diagnostic tests.Medical HistorySymptoms: Collect detailed information on palpitations, dizziness, syncope, chest pain, and fatigue. Note their onset, frequency, and triggers.Previous Cardiac Issues: Document any history of heart...
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Dysrhythmias VII: Nursing Management of Dysrhythmias01:25

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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...
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Decreased pulse rate01:14

Decreased pulse rate

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Bradycardia is a medical condition in which the heart rate is slower than normal. It occurs when the heart's natural pacemaker, the sinus node, generates slower electrical impulses than the standard rhythm. In adults, bradycardia is diagnosed when the pulse rate falls below 60 beats per minute, indicating a deviation from the normal heart rate range.
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Methods for ECG Evaluation of Indicators of Cardiac Risk, and Susceptibility to Aconitine-induced Arrhythmias in Rats Following Status Epilepticus
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[Increasing Mortality from Cardiac Arrhythmia in Germany?]

Susanne Stolpe1,2, Markus Deckert1, Andreas Stang3,4

  • 1Zentrum für klinische Epidemiologie, Universitätsklinikum Essen, Essen.

Gesundheitswesen (Bundesverband Der Arzte Des Offentlichen Gesundheitsdienstes (Germany))
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Mortality from cardiac arrhythmia in Germany increased due to aging populations, not solely due to the condition itself. Age-standardized rates show a smaller increase, highlighting the impact of demographics on crude mortality data.

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Area of Science:

  • Cardiology
  • Public Health
  • Epidemiology

Background:

  • Reported increase in cardiac arrhythmia mortality in Germany (1990-2014), higher in women.
  • This rise was considered 'paradoxical' given advancements in cardiac care.
  • Need for detailed analysis and explanation of mortality trends.

Purpose of the Study:

  • To analyze cardiac arrhythmia mortality data in Germany from 2000-2014.
  • To explore demographic factors influencing these mortality trends.
  • To provide an explanatory approach for observed increases.

Main Methods:

  • Extracted death data for cardiac arrhythmia (ICD-10: I44-I49) by sex and age group (2000-2014).
  • Calculated crude, age-specific, and age-standardized mortality rates.
  • Utilized German census 2011 data for standardization.

Main Results:

  • Crude mortality rates significantly increased (men: 18-26, women: 23-38 per 100,000).
  • Age-standardized rates showed a smaller increase (men: 31-32, women: 22-27 per 100,000 person years).
  • Increased mortality primarily linked to atrial fibrillation and flutter in older adults (≥80 years).

Conclusions:

  • Observed increase in cardiac arrhythmia mortality is largely due to population aging.
  • Age-standardization reveals a smaller, less concerning trend.
  • Crude mortality data interpretation requires careful consideration of demographic shifts.
  • Limitations exist in the validity of cardiac arrhythmia mortality rates.