Doppler fetoplacentario en hipertensión gestacional y preeclampsia leve

2010 
Introduccion: la preeclampsia se presenta en 6% de los embarazos en Colombia y se asocia con una elevada tasa de morbimortalidad maternofetal. Con frecuencia los casos severos se acompanan de restriccion del crecimiento intrauterino; en estos casos el doppler fetoplacentario es util para determinar el pronostico fetal, pero su valor en preeclampsia leve o hipertension gestacional no esta bien definido. Objetivos: determinar en estas dos circunstancias la frecuencia de alteraciones en el doppler de las arterias umbilical y cerebral media. Materiales y metodos: busqueda de casos en la base datos de la unidad de medicina maternofetal del Hospital de San Jose, entre agosto de 2006 y febrero de 2008. Se definio como casos las pacientes con gestaciones > a 28 semanas con HTG o PL y fetos con perfil de crecimiento normal. Se consideraron y analizaron variables demograficas, resultados del doppler fetoplacentario y las complicaciones. Resultados: se identificaron 85 pacientes. El 17% presento alteracion del doppler de la AU y 7% de la ACM; en gestaciones Introduction: In Colombia, around 6% of pregnant women will experience preeclampsia. It is associated with high maternal and fetal morbidity and mortality rates. Severe cases are frequently related to intrauterine growth restriction; placental and fetal Doppler has prognostic value in these cases, although, its usefulness in mild preeclampsia (MP) or gestational hypertension (GHT) is not yet well defined. Objectives: to determine the frequency of abnormal Doppler sonography of the umbilical artery (UA) and middle cerebral artery (MCA) in MP or GHT. Materials and methods: cases were searched for in the Maternal Fetal Unit databases at Hospital de San Jose between August 2006 and February 2008. Cases were defined as patients with > 28 week pregnancies complicated by GHT or MP with fetuses with a normal growth profile. Demographic variables, placental fetal Doppler evaluation results and complications were considered and analyzed. Results: 85 patients were identified. Seventeen percent (17 %) presented abnormal Doppler of the UA and 7% of the MCA; abnormal findings were low (normal UA in 75% and normal MCA in 85%) in
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