Perfusion-Preeclampsia Flashcards
What is the term used to describe the hypertensive disorder of pregnancy that is gone once the placenta is removed?
Preeclampsia
When does preeclampsia occur?
In the 2nd trimester, after 20wks gestation
What are the two most common symptoms of preeclampsia?
HTN and proteinuria
What is the term used to describe protein in the urine that causes damaged kidneys and impaired tissue perfusion?
Proteinuria
What two relaxing factors are released to the blood during pregnancy when increased blood volume occurs?
Prostacyclin and endothelium
Whats a powerful vasoconstrictor?
Angiotensin II
What are blood vessels in the placenta doing during preeclampsia?
Not dilating
Who is at risk for getting preeclampsia?
The very old (35+) or the very young (primigravida)
Family history, multiple gestation (twins/triplets) and obesity are all what?
Risk factors for preeclampsia
An elevated BP (140/90), protein dipstick of 1+ or 2+ and edema are all signs of what?
Mild preeclampsia
Fluid being pushed out of vessels from pressure into areas that it does not belong causing edema is known as what?
3rd spacing
An elevated BP (160/110 or higher) on 2 occassions 6hrs apart, protein dipstick of 3-4+ on 2 samples 4hrs apart, oliguria (less than 500mL/day) is known as what?
Severe preeclampsia
What is the term used to describe separation from the line of uterus which can result of the baby and mother dying?
Abruptio-placentae
Increased risk for renal failure, abruptio-placentae, CNS: seizures, ruptured liver, pulmonary edema, and developing HTN later in life are all what?
Maternal risks of preeclampsia
SGA, over sedation @ birth, decreased placenta perfusion, chronic hypoxia, and fetal distress are all what?
Fetal/neonatal risks
Checking BP qhr, daily weights, deep tendon reflexes, fetal monitoring, IandO, dipstick urine, high protein diet/moderate sodium diet, bedrest, and daily labs are all what?
Nursing interventions for preeclampsia
What lab tests are most important in a pt. w/ preeclampsia?
BUN/Creatinine
What does the deep tendon reflex assess?
CNS to see how close to having a seizure and Mg sulfate toxicity
What anticonvulsant is the drug of choice for preeclampsia bc it is a CNS depressant?
Magnesium Sulfate
What antihypertensive is given to a pt. w/ preeclampsia to lower BP?
Apresoline
What antianxiety is given to a pt. w/ preeclampsia to keeo them calm, but can sedate the baby at birth?
Valium
What is the term used to describe a med going underneath the skin causing vessel damage, appears red and swollen w/ pain?
Vesicant
What acts as a CNS depressant by blocking neuromuscular transmission?
Mg Sulfate
What acts as a smooth muscle relaxant to help reduce BP?
Mg Sulfate
