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MVU NURS 629 EXAM 4 /
MARYVILLE UNIVERSITY NURS
629 | 43 QUESTIONS AND ANSWERS
Question : What is physiological jaundice?
CORRECT ANSWER: -occurs when baby accumulates
bilirubin
CORRECT ANSWER: -secondary to immature liver in
newborns
CORRECT ANSWER: -common first 2-4 days of life
and resolves by 2 weeks
Question : What level is conjugated hyperbilirubinemia?
CORRECT ANSWER: serum conjugated bilirubin
concentration greater than 1 mg/dL if the total bilirubin is less than 5.0 mg/dL or more than 20% of the total bilirubin if the the total bilirubin is greater than 5 mg/dL (p. 862 AAP book)
Question : What is breastfeeding jaundice?
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CORRECT ANSWER: -due to poor intake that causes
lack of stools and urine output
CORRECT ANSWER: -common in first week and
resolves once milk comes in and infant is feeding well- more stools and urinary output
CORRECT ANSWER: -peaks around 2-3 weeks
Question : How do you diagnose jaundice?
CORRECT ANSWER: -dx with a bili level of 5 mg/dL
CORRECT ANSWER: -12 mg/dL threshold for all
newborns having jaundiced appearance
CORRECT ANSWER: -direct/indirect bili levels
CORRECT ANSWER: -CBC
CORRECT ANSWER: -reticulocyte count
Question : How do you treat jaundice?
CORRECT ANSWER: increased intake
CORRECT ANSWER: indirect sunlight
CORRECT ANSWER: phototherapy
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CORRECT ANSWER: IV fluids
Question : What are other causes of jaundice?
CORRECT ANSWER: abnormal blood cell shapes (like
sickle cell)
CORRECT ANSWER: Rh incompatibility
CORRECT ANSWER: cephalohematoma
CORRECT ANSWER: polycythemia (increased RBCs,
SGA infants, twins)
CORRECT ANSWER: infection
CORRECT ANSWER: specific enzyme disorders
Question : What is biliary atresia?
CORRECT ANSWER: -life-threatening condition
causing a blockage of bile ducts inside or outside of liver
CORRECT ANSWER: -leads to build-up of toxins (like
bilirubin)
CORRECT ANSWER: -malabsorption of fat-soluble
vitamins A,D,E,K
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CORRECT ANSWER: -scaring of the liver, loss of
tissue, cirrhosis
CORRECT ANSWER: -not inherited
Question : What are the two types of biliary atresia?
CORRECT ANSWER: fetal- noted in womb (other
defects like heart, spleed, intestines)
CORRECT ANSWER: perinatal- appears 2-4 weeks
after birth
Question : What causes biliary atresia?
CORRECT ANSWER: -infection after birth
(cytomegalovirus or rotavirus)