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Areas Within Irregular Boundaries01:26

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Calculating areas within irregular boundaries, such as along rivers or curved roads, is crucial in various fields, including surveying, engineering, and environmental management. Surveyors often begin by creating a traverse, a connected series of straight lines approximating the area's boundary. The coordinates of each traverse point are essential for calculating the enclosed area. The double meridian distance formula is a widely used technique for this purpose. This method utilizes the...
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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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An Irregular Rhythm with Missing P Waves.

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    Journal of Insurance Medicine (New York, N.Y.)
    |September 8, 2018
    PubMed
    Summary
    This summary is machine-generated.

    An electrocardiogram revealed an irregular heart rhythm in a life insurance applicant with a history of congenital heart disease. Occasional missing P waves were noted during the electrocardiogram (ECG) examination.

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    Area of Science:

    • Cardiology
    • Medical Diagnostics

    Background:

    • Congenital heart disease (CHD) requires lifelong monitoring.
    • Electrocardiograms (ECGs) are crucial for assessing cardiac health.

    Purpose of the Study:

    • To report ECG findings in a life insurance applicant with a history of surgically repaired CHD.
    • To highlight potential arrhythmias in individuals with prior cardiac conditions.

    Main Methods:

    • A standard 12-lead electrocardiogram (ECG) was performed.
    • Patient history included surgically repaired congenital heart disease.

    Main Results:

    • The ECG demonstrated an irregular cardiac rhythm.
    • Observed P waves were occasionally absent, suggesting potential conduction abnormalities.

    Conclusions:

    • Irregular rhythms and P wave abnormalities on ECG warrant further investigation in patients with a history of CHD.
    • Cardiovascular screening in life insurance applications can detect underlying cardiac issues.