Diagnostic Procedures & Interpretation Flashcards
7 cards from real Low Risk Neonatal Nurse Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Diagnostic Procedures & Interpretation flashcards as text
Which urine collection method is most reliable for a culture in a febrile newborn?
Answer: Sterile catheterization or suprapubic aspiration
Bag specimens have high contamination rates, so catheter or suprapubic specimens are preferred for cultures.
A radiograph is taken to check an umbilical arterial catheter. Which tip position is considered high and recommended?
Answer: T6 to T9, above the diaphragm
A high UAC tip at T6 to T9 is preferred, while a low position is at L3 to L4.
Where should the tip of a properly placed umbilical venous catheter be located on radiograph?
Answer: At the junction of the inferior vena cava and right atrium, above the diaphragm
The ideal UVC tip lies at the IVC and right atrial junction, around T8 to T9.
What is the purpose of the Finnegan scoring system?
Answer: Evaluating the severity of neonatal abstinence syndrome
The Finnegan tool scores withdrawal signs to guide treatment of infants exposed to opioids.
During hip examination, a palpable clunk is felt as the examiner abducts and lifts the thigh, reducing the femoral head into the acetabulum. Which maneuver is this?
Answer: Ortolani
The Ortolani maneuver reduces a dislocated hip, while the Barlow maneuver attempts to dislocate an unstable hip.
A newborn's eye examination reveals a white pupillary reflex instead of a red reflex. What is the appropriate action?
Answer: Make an urgent referral to an ophthalmologist
Leukocoria may indicate cataract, retinoblastoma, or other serious disease that needs prompt evaluation.
Which infants meet the criteria for retinopathy of prematurity screening?
Answer: Birth weight of 1,500 g or less or gestational age of 30 weeks or less
Screening is recommended for infants of 1,500 g or less or 30 weeks or less, plus selected larger infants with unstable courses.
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