What question did this study set out to answer?

To explore the relationship between short PR intervals and prolonged QRS complexes in healthy individuals experiencing paroxysmal tachycardia.

March 1, 1942Archives of internal medicine

Short Pr Interval Associated With a Prolonged QRS Complex

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Population

Persons with Wolff-Parkinson-White syndrome characterized by short PR interval, prolonged QRS complex, and…

Design

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Authors

JBJ. SCOTT BUTTERWORTHUniversity of Victoria

Discussion

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Implication

Supports cautious ECG interpretation of benign WPW patterns; leaves open contemporary risk stratification studies.

Key Points

To explore the relationship between short PR intervals and prolonged QRS complexes in healthy individuals experiencing paroxysmal tachycardia.
Descriptive analysis of electrocardiograms in patients with tachycardia episodes
Observation of heart rhythm patterns during attacks and intervals
Review of previously documented cases in literature
Identification of the syndrome characterized by wide QRS complexes with short PR intervals in young patients.
Noted that most cases involved episodes of tachycardia without underlying cardiac damage.
Atropine or exercise sometimes normalized electrocardiographic patterns, though not consistently.

Structured PICO

Population

Persons with Wolff-Parkinson-White syndrome characterized by short PR interval, prolonged QRS complex, and attacks of paroxysmal tachycardia

Provides a historical overview and clinical description of Wolff-Parkinson-White syndrome, highlighting its electrocardiographic features and benign nature regarding structural cardiac damage.

Cite This Study

J. SCOTT BUTTERWORTH (1942) studied this question.

synapsesocial.com/papers/6a2022683224f8dacd0def2b https://doi.org/10.1001/archinte.1942.00200150070006

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Short Pr Interval Associated With a Prolonged QRS Complex

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

Short Pr Interval Associated With a Prolonged QRS Complex

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

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