保守性縫合技術(shù)對兇險(xiǎn)性前置胎盤保留生育功能的有效性臨床分析
發(fā)布時(shí)間:2024-03-27 04:10
背景:Previa是拉丁語,意思是之前,因此前置胎盤即胎盤位于胎兒之前的產(chǎn)道里。前置胎盤定義為胎盤植入于子宮內(nèi)口下方或內(nèi)口附近的子宮下段。根據(jù)從胎盤邊緣到內(nèi)口的距離,前置胎盤分為四種類型:低置胎盤,邊緣性前置胎盤,部分性前置胎盤和完全性前置胎盤。子宮蛻膜發(fā)育不良導(dǎo)致胎盤牢固附著,胎盤侵入子宮肌層稱為胎盤植入。這是前置胎盤中最常見的并發(fā)癥。在正常胎盤中,胎盤-子宮內(nèi)膜邊緣被纖維蛋白層(Nitabuch層)分開,它可以抑制胎盤過度植入子宮壁。纖維蛋白層隨后產(chǎn)生解離面,從而允許胎兒娩出后自然發(fā)生第三產(chǎn)程。子宮內(nèi)膜邊界區(qū)纖維蛋白層和胎盤細(xì)胞滋養(yǎng)層的破壞可能導(dǎo)致胎盤異常粘連。當(dāng)滋養(yǎng)層侵入包含連接絨毛膜絨毛與子宮肌層的基蛻膜的海綿層(Nitabuch)正常的臨界以外的其他地方,就會發(fā)生胎盤植入。當(dāng)絨毛膜絨毛侵入到子宮肌層時(shí),稱為胎盤植入。絨毛膜絨毛穿透子宮肌層,超越漿膜層,侵入膀胱和/或其他盆腔器官稱為胎盤穿透。胎盤植入綜合征是由胎盤異常植入引起的。前置胎盤的臨床特征是突發(fā),無痛,反復(fù)的陰道出血。無痛性陰道出血最常見于妊娠中期末或之后,但也可能在妊娠中期之前開始。在妊娠的后幾個(gè)月,子宮下段形成。在...
【文章頁數(shù)】:57 頁
【學(xué)位級別】:碩士
【文章目錄】:
中文摘要 abstract ABBREVIATIONS CHAPTER1:
INTRODUCTION 1.1
Definition
and
types 1.2.Epidemiology
and
Etiology 1.3.Clinical
Presentation 1.4
Abnormally
Implanted
Placenta(AIP) 1.5
Diagnosis: 1.6
Management 1.7
Complications CHAPTER2:
LITERATURE
REVIEW 2.1
Pernicious
placenta
previa(PPP) 2.2
Association
of
cesarean
section
and
PPP
in
China 2.3
Management
of
Pernicious
Placenta
Previa CHAPTER3:
MATERIAL
AND
METHODS 3.1
Diagnosis: 3.2
Surgical
methods 3.3
Preoperative
preparation 3.4
Anesthesia 3.5
Surgical
procedure 3.6
Statistical
Analysis CHAPTER4:
RESULTS 4.1
Study
Population 4.2
Operative
circumstances
and
neonatal
outcome 4.3
Emergency
and
elective
CS 4.4
Factor
affecting
amount
of
bleeding CHAPTER5:
DISCUSSION CHAPTER6:
CONCLUSION REFERENCES INTRODUCTION
TO
SUPERVISOR AUTHOR’S
INTRODUCTION ACKNOWLEDGEMENT
本文編號:3940169
【文章頁數(shù)】:57 頁
【學(xué)位級別】:碩士
【文章目錄】:
中文摘要 abstract ABBREVIATIONS CHAPTER1:
INTRODUCTION 1.1
Definition
and
types 1.2.Epidemiology
and
Etiology 1.3.Clinical
Presentation 1.4
Abnormally
Implanted
Placenta(AIP) 1.5
Diagnosis: 1.6
Management 1.7
Complications CHAPTER2:
LITERATURE
REVIEW 2.1
Pernicious
placenta
previa(PPP) 2.2
Association
of
cesarean
section
and
PPP
in
China 2.3
Management
of
Pernicious
Placenta
Previa CHAPTER3:
MATERIAL
AND
METHODS 3.1
Diagnosis: 3.2
Surgical
methods 3.3
Preoperative
preparation 3.4
Anesthesia 3.5
Surgical
procedure 3.6
Statistical
Analysis CHAPTER4:
RESULTS 4.1
Study
Population 4.2
Operative
circumstances
and
neonatal
outcome 4.3
Emergency
and
elective
CS 4.4
Factor
affecting
amount
of
bleeding CHAPTER5:
DISCUSSION CHAPTER6:
CONCLUSION REFERENCES INTRODUCTION
TO
SUPERVISOR AUTHOR’S
INTRODUCTION ACKNOWLEDGEMENT
本文編號:3940169
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