If the history includes clear or light pink fluid leaking from the vagina, rupture of membranes should be considered. The history can vary depending on the cause and each woman may experience symptoms differently or may experience no symptoms at all. Oligohydramnios is diagnosed via ultrasound during routine pregnancy monitoring. renal agenesis, posterior urethral valves) Other causes of oligohydramnios include: 1 There are several possible causes, with the most common being rupture of membranes. Oligohydramnios develops when there is either increased fluid loss or decreased fluid production. The amount of fluid peaks around 38 weeks of pregnancy to approximately 1000 ml and then decreases as birth approaches.Īmniotic fluid plays an important role in protecting and cushioning the fetus within the uterus as well as aiding in the development of many fetal organs including the lungs, kidneys and gastrointestinal tract. Throughout pregnancy, the amount of amniotic fluid increases via a small imbalance between the production of the fluid from the fetus’ kidneys/lungs and the removal of fluid by fetal swallowing. This clear-yellow fluid is initially composed of water produced by the mother and is gradually replaced by fetal urine. You might also be interested in our medical flashcard collection which contains over 1000 flashcards that cover key medical topics.Īmniotic fluid lies within the amniotic membrane (or sac) that surrounds the fetus throughout pregnancy.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |