Results: 11

Influencia de la anastomosis de las arterias umbilicales (Hyrtl's) en la morfometría y eficiencia placentaria

Int. j. morphol; 40 (6), 2022
La anastomosis de Hyrtl's (AH), vaso único con amplia variabilidad anatómica, comunica las arterias umbilicales cerca de la inserción del cordón umbilical en las placentas humanas. El objetivo del presente trabajo fue determinar si existe relación entre las características morfométricas de la plac...

SARS-CoV-2 Infection and Placental Pathology Infecção por SARS-CoV-2 e patologia placentária

Abstract Placental pathophysiology in SARS-CoV-2 infection can help researchers understand more about the infection and its impact on thematernal/neonatal outcomes. This brief review provides an overview about some aspects of the placental pathology in SARSCoV- 2 infection. In total, 11 papers were inclu...

Type II and III selective fetal growth restriction: perinatal outcomes of expectant management and laser ablation of placental vessels

Clinics; 73 (), 2018
OBJECTIVES: To describe the perinatal outcomes of type II and III selective fetal growth restriction (sFGR) in monochorionic-diamniotic (MCDA) twin pregnancies treated with expectant management or laser ablation of placental vessels (LAPV). METHODS: Retrospective analysis of cases of sFGR that received ...

Fetal thrombotic vasculopathy: A case report and literature review

Summary Introduction: Fetal thrombotic vasculopathy is a recently described placental alteration with varying degrees of involvement and often associated with adverse perinatal outcomes. The diagnosis is made histologically and therefore is postnatal, which makes it a challenge in clinical practice. Me...

Good practices in collecting umbilical cord and placental blood

Abstract Objective: to identify the factors related to the quality of umbilical cord and placental blood specimens, and define best practices for their collection in a government bank of umbilical cord and placental blood. Method: this was a descriptive study, quantitative approach, performed at a go...

Preservación de Placenta Humana: Técnica Anatómica

Int. j. morphol; 25 (3), 2007
The fixation, conservation and preservation techniques, with academic and didactic aims, look for the way to find substances that maintain, as far as it is possible, the natural state of the body or organs, permeating the tissues, allowing an easy assembly, providing a detailed information and offering a...

Investigación anatómica de las arteias placentarias de caprinos
Anatomic study on the arterial: supply in the caprine placenta

Rev. chil. anat; 15 (2), 1997
Se estudió la ramificación de las arterias umbilicales en la placenta de 35 caprinos, adultos originarios del Estado de Piauí, Brasil. Las arterias fueron inyectadas con látex Neoprene "650" y corroídas después de haber inyectado acetato de vinilo. En 17 casos de gestación única, la arteria dirig...

Pesquisa anatômica sobre a ramificaçäo e a disposiçäo das artérias e veias da placenta de bovinos azebuados

A ramificaçäo e a disposiçäo das artérias e veias placentárias foram estudadas em 20 vacas da raça Nelore. Uma anastomose entre as duas artérias do funículo umbilical aparece em 75 por cento dos casos (70 por cento única e 5 por cento dupla). Os tipos de distribuiçäo vásculo-cotiledonário f...