Population
92 singleton pregnancies, including 51 foetuses with congenital heart disease and 41 with normal cardiac…
Design
Cohort
Follow-up
Up to 34-38 weeks of gestation
Authors
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Does not support altering fetal monitoring; leaves open prognostic value of prolonged QRS in CHD.
Foetuses with congenital heart disease demonstrate longer QRS intervals compared with controls as early as 20 weeks of gestation, and lack the normal lengthening of PR and QRS intervals across gestational age.
Yılmaz et al. (2015) studied this question.
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