Assessment
of fetal lung maturity.
The objective of this article is to evaluate the utility
of fetal lung mass imaging for predicting neonatal respiratory distress.Pregnancies with fetal lung masses between 2009 and 2014 at a single center were analyzed.
Most importantly, ACOG states induction should not occur prior to 39 weeks or verification
of fetal lung maturity, which differs from its previous recommendation of 37 weeks.
Not exact matches
Also interesting, though the pressure
of vaginal passage on the
fetal lungs may also be a key factor.
If your baby does manage to pass meconium before delivery though, it can be a sign
of fetal distress and in addition, there is a slight risk that your baby will inhale it during the delivery process and that this can create complications if it gets into the baby's
lungs.
However, the American College
of Obstetricians and Gynecologists and the Society for Maternal -
Fetal Medicine now dub 37 to 38 weeks «early term,» because baby's brain,
lungs, and liver continue to develop during this time.
Examples I personally can document: a plague
of deadly bacteria in the newborn nursery killing 3 previously healthy newborns, exploding the
fetal lungs with too forceful dose
of oxygen after birth by inexperienced doctor, crushing the skull during forceps extraction, overdose
of adrenalin to newborn by a nurse, slow paging or slow response to call to resuscitate newborn, exploding the uterus (uterine rupture) and / or placental abruption as a result
of high IV dose
of oxytocin in labor in a low risk women.
Lakshminrusimha notes that the need for respiratory support is increased for babies delivered by cesarean section who may retain their
fetal lung fluid, since they do not experience the hormonal changes
of labor, which clear the fluid from the
lungs.
Wildfire smoke is similar to other sources
of ambient air pollution; its particulate matter can be so small that it passes through the heart and
lungs, disrupts
fetal nutrition, and slows
fetal growth.
Indeed, research suggests that higher levels
of cortisol late in pregnancy are needed for
fetal organs to mature, especially the
lungs, thyroid, and digestive tract.
Increased
fetal size was also associated with increased
lung function, again independent
of confounding factors.
The role
of integrin [alpha] 8 [beta] 1 in
fetal lung morphogenesis and injury.
Thomson's group created human iPS cells using
fetal lung cells and foreskin cells with two
of the same factors as Yamanaka, along with two different factors.
The Swedish part
of the effort, called the Human Developmental Cell Atlas (HDCA) program, includes researchers from Karolinska Institutet, Stockholm University and KTH, focusing on brain,
lung, heart and
fetal development during the first 12 -LSB-...]
This induced pluripotent stem cell (iPSC) line was generated from IMR90
fetal lung fibroblasts by viral transduction
of a combination
of OCT4, SOX2, NANOG, and LIN28 genes.
Neonatal outcomes after demonstrated
fetal lung maturity before 39 weeks
of gestation.