Concepto de RCIU, Clasificación: PEG, RCIU. Etiología, Fisiopatología, Diagnóstico, Manejo, Pronóstico. Concept of IUGR, Classification: SGA. Dra. Sofía Córdoba V. Residente II Año Ginecología y Obstetricia HCG Tutor: Dr. Manrique Leal M. Fisiopatología del RCIU mediante el. 14 ago. Objetivos específicos: • Compreender a fisiopatologia da doença, sua RCIU: Gemelares monocoriônicos > Dicoriônicos > gestações únicas.
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The continuation of maternal malnutrition up to the 21st day was associated with decreased fetal weight and increased incidence of intrauterine growth retardation even though placental weight was maintained and glycogen stores evolved normally. An interesting aspect has been observed in the model of diabetes and pregnancy in rats: An unexpected error occurred. Hay, sin embargo, algunas limitaciones de este modelo que deben ser abordados.
RCIU: by sofia cordoba on Prezi
In the groups submitted to dietary restriction after the 3rd day of pregnancy, glycogen stores were already smaller on the 18th day and disappeared by the 21st day of pregnancy Table 2 and Figures 6 and 7. Physiological cardiovascular adaptation in pregnancy–its significance for cardiac diseases. The nature of the etiologic agent, the time when the attack occurred during pregnancy and its duration affect the type of IUGR.
To study the evolution of fetal pancreas and placenta between the 18th and 21st day of pregnancy in rats submitted to maternal protein-calorie restriction. Faculdade de Medicina, Universidade Estadual Paulista. Rosita Kinnart y el Sr. From the 18th to the 21st day, fetal weight reduced, with an increased incidence of SGA newborns without decreased stores of placental glycogen.
Los autores desean agradecer al Dr. In diabetes, placental glycogen stores are not utilized and converted to energy for fetal growth, due to the lack of fetal insulin.
Fisiopatologia rciu pdf file
Calculation of food ingestion. The present results permit us to explain the occurrence of IUGR due to protein-calorie malnutrition introduced after the 3rd day of pregnancy. The placentas of rats submitted to dietary restriction were larger than those of the control on the 18th day of pregnancy. To assess indexes and fissiopatologia of the uterine artery as indicators of uterine hypoperfusion in pregnant women with intrauterine growth restriction.
If the problem continues, please let us know and we’ll try to help. Figure 1 – Mean weight of newborn rats from the control group, the group submitted to dietary restriction from the 1st day and the group submitted to dietary restriction after the 3rd day of pregnancy, as determined on the 18th and 21st days of pregnancy. The thickness of the placental exchange surface decreased from the 18th to the 21st day of pregnancy in all groups studied, but the placentas did not differ in terms of quantity of cytotrophoblastic cells.
The uterine arteryvelocities and especially mean velocity showed better sensitivity, PPV, NPV, odds ratio and likelihood ratio than indexes as indicators of uterine hypoperfusion in pregnant women with intrauterine growth restriction. The file contains 20 pages and is free to view, download or print. A subscription to J o VE is required to view this article. Uterine artery indexes and velocities indicators of uterine hypoperfusion in pregnant women with intrauterine growth restriction.
Forty-one normoglycemic pregnant Wistar rats.
We recommend downloading the newest version of Flash here, but we support all versions 10 and above. Fetal growth retardation and the arteries of the placental bed.
Placental glycogen stores also decreased after the 18th day in the control groups and in the groups submitted to dietary restriction from the 1st day of pregnancy.
Francesca Russo, la Sra. On the 18th day of pregnancy, mean newborn weight was higher in the group submitted to dietary restriction after the 3rd fiiopatologia. Maternal protein-calorie restriction reduces offspring size.
After removal of the uterus and separation of the fisiopaotlogia, newborn rats were weighed fisiopatolovia classified as small SGAappropriate AGA and large LGA for gestational age of 18 and 21 days as compared to the mean and Standard for the control group. In the present study, between the 18th and the 21st day of pregnancy the placenta showed a decrease in membrane thickness in all groups Table 2 and Figures 6 and 7. Measurement of uterine blood flow and uterine metabolism.
The fetal pancreases were resected, pooled for each litter and processed for morphohistology. In the groups submitted to dietary restriction from the 1st fsiopatologia of pregnancy, fetal development was normal up to the 18th day because of the vicarious action of the placenta and of the glycogen stores. Scribd is the worlds largest social reading and publishing site. The general objective of the present investigation was to study the physiopathology of intrauterine growth retardation in fetuses in pregnant rats submitted to protein-calorie malnutrition, on the basis of evolution of the placenta tisiopatologia of the fetal pancreas.
Murine Echocardiography and Ultrasound Imaging. Protein caloric deficiency in rats. Si la bradicardia fetal es persistente, el examen de esta feTus debe ser abandonada a favor de examinar el siguiente feto.
The file contains 60 pages and is free to view, download or print. Please recommend JoVE to your librarian. Ten Langerhans islets per slide were analyzed in terms of size, borders and quantity of vacuoles in the cell cytoplasm. Calculation of indexes and velocities of the uterine arteries.
The 41 rats produced young; the mean number of newborns per rat was Rcu J Nutr ; Longitudinal quantification of uterine artery blood volume flow changes during gestation in pregnancies complicated by intrauterine growth restriction.
Changes in complicated pregnancies.
Figure 7 – Placentas of rats receiving the diet ad libitum A and of rats submitted to protein-calorie restriction from the 1st day B and after the 3rd day of pregnancy Cobtained on the 21st day of pregnancy – in Hematoxylin-Eosin and Periodic Acid Schiff. The evolution of fisioparologia up to the 21st day shows that protein-calorie restriction is a model for IUGR Figure 3 associated with decreased placental weight Figure 2confirming previous reports.
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