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      Progesterona como factor pronóstico en amenazas de aborto Translated title: Progesterone as a forecasting factor for threats of abortion

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          Abstract

          La progesterona es una de las hormonas mas importantes para el mantenimiento del embarazo, en cuyas primeras 9 semanas es casi de formación exclusiva por el cuerpo lúteo, siendo su deficiencia, una probable causa de hemorragia de la primera mitad, cuyas concentraciones bajas se asocian a amenaza de aborto y/o aborto, en gestaciones menores a 9 semanas. El diagnóstico de certeza de amenaza de aborto, en pacientes con mínimo atraso menstrual menor a 7 días, se dificulta por no arrojar el ultrasonido información definitiva en la mayoría de los casos, y porque la Beta-HCG, de ser positiva, solo nos informa la presencia de una gestación sin agregar información adicional sobre el estado de la misma, es asi que se plantea la determinación de progesterona sérica como un posible predictor pronostico en estas pacientes. Se realizó un estudio prospectivo longitudinal, correlacional, laboratorial, comparativo entre 2 grupos, distribuidos en, pacientes sin y con amenaza de aborto de inicio espontáneo; gestantes menores a nueve semanas, determinando en ellas las concentraciones placentarias de progesterona, observando que aquellas pacientes con niveles altos de progesterona presentaban progresión normal de la gestación una vez superado el cuadro de amenaza, mostrándose asÐ también en las pacientes gestantes sin amenaza de aborto, en contraposición de aquellas pacientes con niveles bajos de progesterona en quienes la gestación culmino en aborto, posteriormente, incluyendo a pacientes sin complicaciones en el momento del estudio, por lo que podemos concluir que determinaciones de progesterona en pacientes menores de nueve semanas pueden ser útiles como predictor en la evolución de las gestaciones, y en quienes presentan concentraciones bajas la utilidad de suplementos de progesterona.

          Translated abstract

          Progesterone is one of the most important hormones for pregnancy continuity, and during the first nine weeks is almost of exclusive formation by the luteus body. Its deficiency is a probable cause of hemorrhage of the first half, whose low concentrations are associated to abortion threat and/or abortion, during growth periods lower than nine weeks. The certainty diagnosis for threat of abortion on patients with a menstrual delay lower than seven days becomes difficult since the ultrasound does not show definite information in most cases, and because the Beta-HGC, in case it is positive, only reports the presence of a gestation without any additional information about its state; thus, the determination of serum progesterone is suggested as a possible forecaster on such patients. A prospective longitudinal, correlational, laboratorial, and comparative study was carried out between two groups, distributed on patients with and without abortion threat of spontaneous start; expectant women with pregnancy periods lower than nine weeks, and placentary concentrations of progesterone were determined, observing that patients with high progesterone levels showed normal pregnancy progression once the threat event had been overcome; and it was similarly shown on expectant women without abortion threat, as opposed to patients with low progesterone levels whose pregnancy resulted in abortion. Later, patients with no complications during research time were included. Therefore, it can be concluded that determinations of progesterone on patients with gestation period lower than nine weeks can be useful as forecasters during the evolution of pregnancies, and on those who show low concentrations, the usefulness of progesterone supplements.

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          Most cited references11

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          Obstetricia: Embarazo de Alto Riesgo. Complicaciones propias del embarazo

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            Embarazo Patológico: Hemorragias de la primera mitad

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              Tratado de Ginecología y Obstetricia: Medicina Materno Fetal

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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Journal
                gmb
                Gaceta Médica Boliviana
                Gac Med Bol
                Facultad de Medicina de la Universidad Mayor de San Simón (Cochabamba, , Bolivia )
                1012-2966
                2009
                : 32
                : 2
                : 11-16
                Affiliations
                [02] orgnameHospital Materno Infantil German Urquidi
                [01] orgnameHospital Clinico Viedma
                [03] orgnameHospital Clinico Viedma orgdiv1Facultad de Medicina Dr. Aurelio Melean
                Article
                S1012-29662009000200003
                d3f3d271-ea5a-4050-8c0e-f6d4f77d6165

                This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.

                History
                : 10 September 2009
                : 28 August 2009
                Page count
                Figures: 0, Tables: 0, Equations: 0, References: 11, Pages: 6
                Product

                SciELO Bolivia


                Concentración de Progesterona,Amenaza de aborto,Concentration of Progesterone,Abortion threat

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