Anesthesia for Fetal Surgery and Other Intrauterine Procedures Ch. 7 & 8 Flashcards
When are most correctable malforamtions best managed?
Most correctable malformations are best managed after delivery.
Treatment for obstructive Uropathy?
◦Treatments include Fetal cystoscopy and placement of a vesicoamniotic shunt (VAS shunt)
◦Allows drainage of urine from the fetal bladder
What are the leading cause of mortality from brth defects and occur in approximately 1% of live births?
◦Congenital heart abnormalities are the leading cause of mortality from birth defects and occur in approximately 1% of live births
◦Fetal surgeries do not affect future ______.
◦Fetal surgeries do not affect future fertility
Anesthetic Management in Fetal Surgeries…What is paramount?
A.Maternal safety is paramount
What is necessary during open fetal surgical procedures?
A.Complete uterine relaxation is necessary during open fetal surgical procedure
A.With maternal administration of general anesthesia _____ _____ agents readily cross the placenta to the fetus
A.With maternal administration of general anesthesia volatile anesthetic agents readily cross the placenta to the fetus
A.Brief fetal exposure to deep maternal inhalation anesthesia _____________________________________________ even after 2 hours exposure if maternal arterial blood pressure is maintained.
A.Brief fetal exposure to deep maternal inhalation anesthesia does not appear to result in significant fetal hypoxia, hypercarbia, or acidosis even after 2 hours exposure if maternal arterial blood pressure is maintained.
_________ outflow by means of the _______ nerve decreases FHR
1.Parasympathetic outflow by means of the vagus nerve decreases the FHR
Which fetus has a lower baseline FHR than preterm fetuses?
A.Term fetuses have a lower baseline FHR than preterm fetuses
What is the initial fetal response to acute hypoxemia?
A.Studies show that bradycardia (caused by increased vagal activity) is the initial fetal response to acute hypoxemia
