Key result
QRS complex duration in patients with Tetralogy of Fallot was within normal limits (0.05-0.08 seconds) in 96% of cases.
Population
52 patients with Tetralogy of Fallot
Design
Case_series
Authors
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Normal QRS predominates in this cohort; leaves open relevance of rare prolongations to modern risk stratification.
The vast majority of patients with Tetralogy of Fallot have a normal QRS complex duration on electrocardiogram.
A. Woods (1952) studied this question. QRS complex duration in patients with Tetralogy of Fallot was within normal limits (0.05-0.08 seconds) in 96% of cases.
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