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Extracted from Survival Guide to Midwifery, 2nd Edition (2012) Diane M. Fraser and Margaret A. Cooper, Oxford; Churchill Livingstone: 2012. Courtesy Elsevier
Measurement of the fetal heart rate and uterine contractions. The aim of cardiotocography (CTG) is to identify changes to the fetal heart rate that may be indicative of a developing fetal compromise.
Normal CTG showing baseline variability
The CTG provides information on:
Women with a low risk pregnancy should have intermittent auscultation with a Pinard stethoscope or hand-held Doppler device. There is no evidence to support CTG on admission. However, for women with a higher risk pregnancy, electronic fetal monitoring is appropriate. The use of CTG may limit the choice of position for the woman in labour.
The Practising Midwife featured articles
Use of technology in childbirth: 4. Electronic fetal monitoring Author: Alison Brodrick 2012; 15 (1): 39-43
Cochrane Corner: Cardiotocography vs intermittent auscultation 2012; 15(3): 34-35 Author: Declan Devane
National Institute for Health and Care Excellence CG190 (2014). Intrapartum care for healthy women and babies. Available at: https://www.nice.org.uk/guidance/cg190
Royal College of Midwives (2012) Evidence Based Guidelines for Midwifery-Led Care in Labour. Intermittent Auscultation. Available at: https://www.rcm.org.uk/sites/default/files/Intermittent%20Auscultation%20(IA)_0.pdf
NHS Litigation Authority (2010) Maternity Claims - Information Sheet 7. CTG Interpretation. Available at: http://www.nhsla.com/safety/Documents/CTG%20Interpretation%20-%207.pdf