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NURS 629 Exam 4 Questions with Complete Solutions Graded A+
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NURS 629 Exam 4 Questions with Complete Solutions Graded A+
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NURS 629 Exam 4Questions and
Complete Solutions
Graded A+
Denning [Date] [Course title]
,What is physiological jaundice? - Answer: -occurs when baby accumulates bilirubin
-secondary to immature liver in newborns
-common first 2-4 days of life and resolves by 2 weeks
What level is conjugated hyperbilirubinemia? - 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)
What is breastfeeding jaundice? - Answer: -due to poor intake that causes lack of stools and urine
output
-common in first week and resolves once milk comes in and infant is feeding well-more stools and
urinary output
-peaks around 2-3 weeks
How do you diagnose jaundice? - Answer: -dx with a bili level of 5 mg/dL
-12 mg/dL threshold for all newborns having jaundiced appearance
-direct/indirect bili levels
-CBC
-reticulocyte count
How do you treat jaundice? - Answer: increased intake
indirect sunlight
phototherapy
IV fluids
What are other causes of jaundice? - Answer: abnormal blood cell shapes (like sickle cell)
Rh incompatibility
cephalohematoma
polycythemia (increased RBCs, SGA infants, twins)
infection
, specific enzyme disorders
What is biliary atresia? - Answer: -life-threatening condition causing a blockage of bile ducts inside or
outside of liver
-leads to build-up of toxins (like bilirubin)
-malabsorption of fat-soluble vitamins A,D,E,K
-scaring of the liver, loss of tissue, cirrhosis
-not inherited
What are the two types of biliary atresia? - Answer: fetal- noted in womb (other defects like heart,
spleed, intestines)
perinatal- appears 2-4 weeks after birth
What causes biliary atresia? - Answer: -infection after birth (cytomegalovirus or rotavirus)
-autoimmune disorder
-developmental issue in womb
-exposure to toxic substances
What are symptoms of biliary atresia? - Answer: jaundice
dark urine
light to white stools
poor wt gain and growth
How do you diagnose biliary atresia? - Answer: any infant with jaundice present 2-3 weeks after birth
-direct and indirect serum bilirubin
-LFTs
-abdominal x-ray
-abdominal US
-liver bx
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