A Comparison between Crown–Rump Length (CRL)Measured by Ultrasound and Regular Last Menstrual Period (LMP) in Predicting Day of Spontaneous Onset of Labour. Descriptive Prospective Study in Maternity University Hospital- Damascus Syria


Abstract in English

Most of Syrian pregnant women do not remember their LMP exactly, so that if there is another correct way (like CRL measurement by ultrasound), It may improve the obstetric management in clinical practice. To compares between regular last menstrual period (LMP) and ultrasonographic crown–rump length (CRL) measurements in predicting the delivery dates (EDD) in a Syrian population.

References used

Belfrage P, Fernstrom I, Hallenberg G. Routine or selective ultrasound examinations in early pregnancy. Obstet Gynecol1987; 69: 747–750
Chitty L,Loughna P,Evans T,Chudleigh T.Fetal size and dating :charts recommended for clinical obstetric practice. Ultrasound 2009; 17(3):161–167
Drumm JE.The prediction of delivery date by ultrasonic measurement of fetal crown–rump length.Br J Obstet Gynaecol 1977; 84: 1–5

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