About this trial
study will be carried out on patients with placenta accreta spectrum having done uterine conservation and recording immediate outcome of conservation regarding success of the procedure, amount of blood loss and amount of blood transfused and followed up to check the return of menses, any uterine abnormalities by ultrasound or hysteroscopy especially isthmocele and intrauterine synechia.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
• Diagnosed sonographically to have placenta accreta spectrum.
Pregnancy is singleton and fetus is alive.
Elective caesarean section done from 35 gestational weeks.
Disqualifiers
• Patients requesting hysterectomy.
Coexisting uterine pathology such as fibroids or gynaecological malignancies.
Patients with bleeding diathesis.
Morbid obesity of BMI >40.
Trial design
Single group
Treatments tested in this trial
closure of the uterine wall defect
Procedure/SurgeryUterine exteriorization followed by pealing of amniotic membranes to reach an accessible pole of the placenta to detect a plan of cleavage behind it. The independent hand of the surgeon passed through the previous plan from points of least resistance to high resistance. The defect will be repaired from the inner aspect of the uterus via running sutures using Vicryl (1-0) on a round needle, 45mm. the suture will pass from one edge to hitch the bed and pass to the other edge till we completely close the defect subsequently, controlling the bleeding. Uterine scar closure by running sutures in two layers, where the first layer compresses the placental bed defect externally.
ultrasound
Diagnostic testBefore the procedure transabdominal and transvaginal ultrasound will be done to diagnose PAS and to map the uterine wall defects. After 3 months,Transabdominal and transvaginal ultrasound with different modalities to assess the uterine wall, the cavity, endometrium, myometrium and the cervix. Isthmocele will be defined as a defect at uterine wall where residual myometrium thickness and ratio between residual myometrium and total myometrium thickness will be measured and recorded. The shape of the isthmocele will be also recorded.
outpatient hysteroscopy
Diagnostic testOffice hysteroscope will be done after patient consent to evaluate the uterine cavity if the patient is symptomatic or with abnormal sonography. It will be performed in the proliferative phase of the menstrual cycle. Non-steroidal anti-inflammatory will be given one hour before the procedure, then the patient will be in lithotomy position. Following aseptic rules, the rigid 4 mm hysteroscope will be inserted into the uterus through the cervix without using speculum nor tenaculum. Any pathology will be identified, and data will be recorded.
Treatment groups
Trial outcomes
Primary outcomes
date of resumed menses
calculate the duration from surgery until menses returns
menstrual abnormalities
record type of menstrual abnormalities if present such as amenorrhea, oligomenorrhea and dysmenorrhea
abnormal uterine bleeding
record the presence of abnormal uterine bleeding after the return of menses such as intermenstrual bleeding, menorrhagia
pelvic pain
record the presence of pelvic pain and its duration
Secondary outcomes
operation time
recording total time of the surgery
repair time
recording length of defect repair from placental separation until uterine wall closure
Estimated blood loss
recording amount of blood loss
packed red blood cells transfusion
recording amount of red blood cell transfused
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