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CTG Case 5

Overstimulation

Summary

30 year old G 1 P 0, Gest.week 40+4. Normal pregnancy. SROM since 48 hours, admitted with contractions. IV AB starts.

12:00 Epidural sited, VE: Cx fully effaced, 5 cm dilated, vx -1. Clear liquor draining.
12:34 Syntocinon infusion initiated.
16:45 VE: Cx fully effaced, 7 cm dilated, vx at the spines.
17:30 Syntocinon infusion decreased due to overstimulation, 6 contractions/10 min.
19:00 VE: Cx dully dilated, vx +1
20:00 Acitve pushing starts.
20:22 SVD Babygirl. Birthweight 3 440 g. AS 8/9/10.

Cord gases

	pH	pCO₂	BE
Artery	7.21	9.1	-7.1
Vein	7.26	5.7	-5.4

Comment

Overstimulation with Oxytocin infusion at 17:30. The variability is disappearing. After the Oxytocin infusion is decreased the variability is coming back and leads to a normal vaginal delivery. The cord twice around the neck and therefor the variable deceleraions.

uploaded 2011-11-14 by Neoventa Medical

© 2018 Neoventa Medical AB | Neoventa Medical Inc. | All rights reserved | These cases are being presented to provide additional learning opportunities and demonstrate the use of STAN and ST Analysis. They are not intended to be a substitute for the product manuals or instructions for use, nor should they be taken to provide specific instructions on how to care for any patient given that the entire clinical picture must be taken into account when administering care. Patient selection and management should always be according to approved indications for use, as well as contraindications, as defined in the clinical guidelines for your point of use.