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Comparison of acid base balance and free oxygen radical activity as measures of fetal outcome.

by Wang, Wei Vivian. / Thesis (Ph.D.)--Chinese University of Hong Kong, 1996. / Includes bibliographical references (leaves 237-266). / ACKNOWLEDGEMENTS --- p.viii / SUMMARY --- p.ix / PUBLICATION --- p.xiv / STATEMENT OF ORIGINALITY --- p.xv / LIST OF ABBREVIATIONS --- p.xvi / Chapter CHAPTER 1 --- INTRODUCTION --- p.3 / Chapter 1.1 --- Preamble --- p.3 / Chapter 1.2 --- Free oxygen radicals --- p.7 / Chapter 1.2.1 --- Free oxygen radicals and mechanism of radical damage / Chapter 1.2.1.1 --- What is a free radical? / Chapter 1.2.1.2 --- Mechanism of free radical damage / Chapter 1.2.2 --- Detection and characterisation of free radical species / Chapter 1.2.2.1 --- Direct methods / Chapter 1.2.2.1.1 --- Electron spin resonance (ESR) spectroscopy / Chapter 1.2.2.1.2 --- Chemiluminescence / Chapter 1.2.2.2 --- Indirect methods / Chapter 1.2.2.2.1 --- Lipid peroxidation / Chapter 1.2.2.2.2 --- Protein and DNA oxidation / Chapter 1.2.2.2.3 --- Purine and pyrimidine metabolites / Chapter 1.2.3 --- Free oxygen radicals and major disease / Chapter 1.2.4 --- Oxygen-derived free radicals and fetal hypoxia / Chapter 1.3 --- Acid-base status in cord blood --- p.41 / Chapter 1.3.1 --- Correlation between obstetric clinical events and cord blood acid-base / Chapter 1.3.2 --- Practical implications of cord blood acid-base studies / Chapter 1.4 --- Intrapartum cardiotocography (CTG) analysis --- p.58 / Chapter 1.4.1 --- Base line / Chapter 1.4.1.1 --- Baseline rate / Chapter 1.4.1.2 --- Baseline variability / Chapter 1.4.2 --- Accelerations and decelerations / Chapter 1.4.3 --- Fetal outcome of labour / Chapter 1.4.3.1 --- Fetal heart rate (FHR) changes during labour / Chapter 1.4.3.2 --- Acidaemia during labour / Chapter 1.4.4 --- Computerised analysis of cardiotocogram / Chapter 1.5 --- Intrapartum complications --- p.83 / Chapter 1.5.1 --- Meconium stained amniotic fluid / Chapter 1.5.2 --- Nuchal cord entanglement / Chapter 1.5.3 --- Prolonged 1st and 2nd stage of labour / Chapter 1.6 --- Objectives of project --- p.93 / Chapter CHAPTER 2 --- MATERIALS AND METHODS --- p.98 / Chapter 2.1 --- Materials --- p.98 / Chapter 2.1.1 --- Clinical materials / Chapter 2.1.2 --- Chemicals and reagents / Chapter 2.1.2.1 --- The measurement of malondialdehyde (MDA) / Chapter 2.1.2.2 --- The measurement of organic hydroperoxides (OHP) / Chapter 2.1.2.3 --- The measurement of purine and pyrimidine metabolites / Chapter 2.1.3 --- Equipment / Chapter 2.1.3.1 --- Fetal monitor / Chapter 2.1.3.2 --- Fetal heart rate analysis system / Chapter 2.1.3.3 --- Blood gas analyser / Chapter 2.1.3.4 --- UV-VIS Spectrophotometer / Chapter 2.1.3.5 --- Fluorescence Spectrophotometer / Chapter 2.1.3.6 --- High Performance Liquid Chromatography (HPLC) / Chapter 2.2 --- Investigation Methods --- p.105 / Chapter 2.2.1 --- Blood gas / Chapter 2.2.2 --- Lipid peroxidation in umbilical cord blood / Chapter 2.2.2.1 --- The measurement of MDA / Chapter 2.2.2.2 --- The measurement of OHP / Chapter 2.2.3 --- Purine and pyrimidine metabolites in umbilical cord blood / Chapter 2.2.4 --- Computer analysis of CTG / Chapter 2.2.4.1 --- Data and signal processing / Chapter 2.2.4.2 --- The algorithm / Chapter 2.3 --- Statistical analysis --- p.112 / Chapter CHAPTER 3 --- RESULTS --- p.116 / Chapter 3.1 --- Umbilical blood pH and gas measurements --- p.118 / Chapter 3.2 --- Lipid peroxidation in cord blood plasma --- p.121 / Chapter 3.2.1 --- Validation of assay / Chapter 3.2.1.1 --- Performance characteristics of the MDA assay / Chapter 3.2.1.2 --- Performance characteristics of the OHP assay / Chapter 3.2.2 --- "Inter-relationship among MDA, OHP and acid-base status" / Chapter 3.3 --- Nucleotide metabolites in cord blood plasma --- p.142 / Chapter 3.3.1 --- Calibration of assay / Chapter 3.3.2 --- Inter-relationship among nucleotides and acid-base status / Chapter 3.4 --- Analysis of FHR patterns --- p.150 / Chapter 3.4.1 --- Umbilical blood gas and CTG analysis / Chapter 3.4.2 --- Biochemical parameters and CTG analysis / Chapter 3.5 --- "Relations of umbilical arterial blood pH and gas, lipid peroxidation, purine or pyrimidine metabolites and FHR patterns with intrapartum complications" --- p.166 / Chapter 3.5.1 --- Meconium stained amniotic fluid / Chapter 3.5.1.1 --- Clinical features / Chapter 3.5.1.2 --- Relationship between meconium stained amniotic fluid and biochemical parameters / Chapter 3.5.1.3 --- Relationship between meconium stained amniotic fluid and FHR patterns / Chapter 3.5.2 --- Nuchal cord / Chapter 3.5.2.1 --- Clinical features / Chapter 3.5.2.2 --- Relationship between nuchal cord and biochemical parameters / Chapter 3.5.2.3 --- Relationship between nuchal cord and FHR patterns / Chapter 3.5.3 --- The length of second stage of labour / Chapter 3.5.3.1 --- Clinical features / Chapter 3.5.3.2 --- Relationship between the length of second stage and acidaemia or FHR patterns / Chapter 3.5.4 --- Apgar scores / Chapter 3.5.4.1 --- Clinical features / Chapter 3.5.4.2 --- Relationship between Apgar scores and biochemical parameters / Chapter 3.5.4.3 --- Relationship between Apgar scores and FHR patterns / Chapter 3.5.4.4 --- "Relationship between Apgar scores and nuchal cord, meconium or second stage of labour" / Chapter CHAPTER 4 --- DISCUSSION --- p.189 / Chapter 4.1 --- Blood pH and gas in fetal asphyxia --- p.189 / Chapter 4.2 --- Lipid peroxidation in cord blood at birth --- p.194 / Chapter 4.2.1 --- Method for measurement of the cord plasma MDA / Chapter 4.2.2 --- Method for measurement of the cord plasma OHP / Chapter 4.2.3 --- Relationship between the fetal asphyxia and lipid peroxidation in cord plasma / Chapter 4.3 --- Purine and pyrimidine metabolites in cord blood at birth --- p.203 / Chapter 4.3.1 --- Limitations imposed by the tcchniqucs used / Chapter 4.3.2 --- Relationship between the fetal asphyxia and purine and pyrimidine metabolites in cord plasma / Chapter 4.4 --- Computerised analysis of CTG --- p.210 / Chapter 4.4.1 --- CTG patterns and cord blood acid base balance / Chapter 4.4.2 --- CTG patterns and cord blood biochemical parameters / Chapter 4.5 --- "Intrapartum complications 2,9" / Chapter 4.5.1 --- Meconium stained amniotic fluid / Chapter 4.5.2 --- Nuchal cord / Chapter 4.5.3 --- The length of second stage / Chapter 4.5.4 --- Apgar scores / Chapter CHAPTER 5 --- CONCLUSION --- p.233 / REFERENCES --- p.237

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_321624
Date January 1996
ContributorsWang, Wei Vivian., Chinese University of Hong Kong Graduate School. Division of Surgical Sciences.
PublisherChinese University of Hong Kong
Source SetsThe Chinese University of Hong Kong
LanguageEnglish
Detected LanguageEnglish
TypeText, bibliography
Formatprint, xvii, 266 leaves : ill. ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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