Assessment of postpartum haemorrhage for placenta accreta: Is measurement of myometrium thickness and dark intraplacental bands using MRI helpful?

Autor: Xinyi Chen, Ying Ming, Han Xu, Yinghui Xin, Lin Yang, Zhiling Liu, Yuqing Han, Zhaoqin Huang, Qingwei Liu, Jie Zhang
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: BMC Medical Imaging, Vol 22, Iss 1, Pp 1-11 (2022)
Druh dokumentu: article
ISSN: 1471-2342
DOI: 10.1186/s12880-022-00906-2
Popis: Abstract Background This study aimed to investigate the predictive values of magnetic resonance imaging (MRI) myometrial thickness grading and dark intraplacental band (DIB) volumetry for blood loss in patients with placenta accreta spectrum (PAS). Methods Images and clinical data were acquired from patients who underwent placenta MRI examinations and were diagnosed with PAS from March 2015 to January 2021. Two radiologists jointly diagnosed, processed, and analysed the MR images of each patient. The analysis included MRI-based determination of placental attachment, as well as myometrial thickness grading and DIB volumetry. The patients included in the study were divided into three groups according to the estimated blood loss volume: in the general blood loss (GBL) group, the estimated blood loss volume was
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