placenta accreta spectrum
Conditions
Interventions
Placenta accreta spectrum (PAS) group:None
Non-PAS group:None
Sponsors
The Third Affiliated Hospital of Zhengzhou University
Eligibility
Sex/Gender
Female
Age
20 Years to 50 Years
Inclusion criteria
Inclusion criteria: 1. Pregnant women with high risk factors for placenta accretion, including: surgical injury (cesarean section, uterine myomectomy history, labor induction history, curettage, induced abortion, etc.), placenta previa, primary uterine abnormalities (bilateral hornuterus, adenomyosis, submucosal myoma, etc.), smoking, and advanced age; 2. Gestational age >=28 weeks; 3. Single pregnancy.
Exclusion criteria
Exclusion criteria: 1. Serious diseases of the heart, brain, liver, kidney and other organs; 2. Abnormal coagulation function or malignant tumor.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| placental location;placental thickness;placental lacunae;thickness of the retroplacental myometrium;history of cesarean section; | — |
Secondary
| Measure | Time frame |
|---|---|
| retroplacental space;retroplacental myometrial blood flow; | — |
Countries
China
Contacts
Public ContactLi Hezhou
Outcome results
None listed