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settle umbilical and fetal middle cerebral arteries Doppler indices( pulsatility index and resistive index) in normal pregnancy to generate a local reference range and calculate cerebroplacental ratio.
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| Measure | Description | Time Frame |
|---|---|---|
| pulsatility index of umbilical artery. | Through study completion, an average of 1 year | |
| Resistive index of umbilical artery | Through study completion, an average of 1 year | |
| pulsatility index of fetal middle cerebral artery. | Through study completion, an average of 1 year | |
| Resistive index of fetal middle cerebral artery | Through study completion, an average of 1 year |
| Measure | Description | Time Frame |
|---|---|---|
| settle cerebroplacental ratio local reference range. | Through study completion, an average of 1 year |
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Inclusion Criteria:
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Pregnant women with gestational age 15-40 wk, singleton fetus with no anomalies, free of medical and obstetric complications.
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Salma Kamel Bakhit, Graduate | Contact | 0201094242196 | salma0122858@gmail.com |
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| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 15746695 | Result | Acharya G, Wilsgaard T, Berntsen GK, Maltau JM, Kiserud T. Reference ranges for serial measurements of umbilical artery Doppler indices in the second half of pregnancy. Am J Obstet Gynecol. 2005 Mar;192(3):937-44. doi: 10.1016/j.ajog.2004.09.019. | |
| 15789353 | Result | Mari G. Middle cerebral artery peak systolic velocity for the diagnosis of fetal anemia: the untold story. Ultrasound Obstet Gynecol. 2005 Apr;25(4):323-30. doi: 10.1002/uog.1882. No abstract available. |
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| 17721916 | Result | Ebbing C, Rasmussen S, Kiserud T. Middle cerebral artery blood flow velocities and pulsatility index and the cerebroplacental pulsatility ratio: longitudinal reference ranges and terms for serial measurements. Ultrasound Obstet Gynecol. 2007 Sep;30(3):287-96. doi: 10.1002/uog.4088. |
| 21353090 | Result | Maulik D, Mundy D, Heitmann E, Maulik D. Umbilical artery Doppler in the assessment of fetal growth restriction. Clin Perinatol. 2011 Mar;38(1):65-82, vi. doi: 10.1016/j.clp.2010.12.004. |
| 19111026 | Result | Tarzamni MK, Nezami N, Gatreh-Samani F, Vahedinia S, Tarzamni M. Doppler waveform indices of fetal middle cerebral artery in normal 20 to 40 weeks pregnancies. Arch Iran Med. 2009 Jan;12(1):29-34. |
| 11169324 | Result | Dubiel M, Breborowicz GH, Marsal K, Gudmundsson S. Fetal adrenal and middle cerebral artery Doppler velocimetry in high-risk pregnancy. Ultrasound Obstet Gynecol. 2000 Oct;16(5):414-8. doi: 10.1046/j.1469-0705.2000.00278.x. |