Doppler study of uterine hemodynamics in women with unexplained infertility
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Doppler ultrasound revealed impaired endometrial perfusion in women with unexplained infertility, characterized by increased uterine artery resistance and decreased endometrial and subendometrial vascularization.
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Abstract
ObjectiveTo evaluate uterine artery blood flow using pulsed Doppler, and endometrial and subendometrial microvascularization using three-dimensional (3D) power Doppler, in women with unexplained infertility.Study designIn a prospective clinical trial at a university teaching hospital, 40 women with unexplained infertility were compared to 40 fertile parous controls. In the mid-luteal (peri-implantation) phase, the endometrial thickness and volume, uterine artery pulsatility index (PI) and resistance index (RI), endometrial and subendometrial 3D power Doppler vascularization index (VI), flow index (FI), and vascularization flow index (VFI), and serum estradiol and progesterone levels were measured in both groups.ResultsThe uterine artery PI (P = 0.003) and RI (P = 0.007) were significantly increased and the endometrial VI (P = 0.029), FI (P = 0.031), and VFI (P = 0.001) and subendometrial VI (P = 0.032), FI (P = 0.040), and VFI (P = 0.005) were significantly decreased in the unexplained infertility group. The endometrial thickness and volume and serum estradiol and progesterone levels, however, were not significantly different between the two groups.ConclusionPeri-implantation endometrial perfusion is impaired in women with unexplained infertility: Doppler study of uterine hemodynamics should therefore be considered in infertility work-up.
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Cites (4)
- Midluteal-phase vaginal color Doppler assessment of uterine artery impedance in a subfertile population 1994
- Endometrial thickness, morphology, vascular penetration and velocimetry in predicting implantation in an <i>in vitro</i> fertilization program 1995
- Three‐dimensional power Doppler sonography: imaging and quantifying blood flow and vascularization 1999
- The role of endometrial blood flow measured by three-dimensional power Doppler ultrasound in the prediction of pregnancy during in vitro fertilization treatment 2007
Cited by (4)
- Impaired uterine artery flow associated with the presence of ovarian endometrioma: preliminary results of a prospective study 2014
- Endometrial receptivity characteristics in patients with repeated implantation failure: a study using LASSO regression and Bayesian generalized linear model analysis. 2026
- An overview of endometriosis and molecular target-based therapeutic approach 2025
- Terapia manual para la mejora del flujo sanguíneo de las arterias uterinas en el área vascular endometrial/subendometrial en mujeres infértiles mediante ultrasonografía tridimensional: estudio piloto 2023
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Cited by (4)
- Endometrial receptivity characteristics in patients with repeated implantation failure: a study using LASSO regression and Bayesian generalized linear model analysis. 2026
- An overview of endometriosis and molecular target-based therapeutic approach 2025
- Terapia manual para la mejora del flujo sanguíneo de las arterias uterinas en el área vascular endometrial/subendometrial en mujeres infértiles mediante ultrasonografía tridimensional: estudio piloto 2023
- Impaired uterine artery flow associated with the presence of ovarian endometrioma: preliminary results of a prospective study 2014
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