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Fig. 2 | BMC Pregnancy and Childbirth

Fig. 2

From: Unrecognized maternal heart rate artefact in cases of perinatal mortality reported to the United States Food and Drug Administration from 2009 to 2019: a critical patient safety issue

Fig. 2

CTG tracing immediately prior to delivery of a stillborn infant. CTG tracings in early labor were normal and it seems likely that the CTG monitoring switched from recording the fetal heart rate to recording the maternal heart rate, although the exact transition point is difficult to determine. Reprinted from American Journal of Obstetrics and Gynecology, https://www.sciencedirect.com/journal/american-journal-of-obstetrics-and-gynecology, Vol 198, Issue 6, June 2008, Pages 717–24, Neilson DR, Freeman RK, Mangan S. Signal ambiguity resulting in unexpected outcome with external fetal heart rate monitoring.© 2008, with permission from Elsevier

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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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