Clinical Calculations Made Easy: Solving Problems Using Dimensional Analysis, 3rd Edition

Case Study 20. Hyperbilirubinemia

A 4-day-old neonate born at 35 weeks' gestation (weight 2210 g) is readmitted to the hospital for treatment of dehydration and jaundice with a bilirubin level of 21 mg/dL. The orders from the physician include:

·     Phototherapy and exchange transfusion through an umbilical venous catheter

·     Total and indirect bilirubin levels, electrolytes, complete blood count, and type and crossmatch

·     Continuous cardiorespiratory monitoring

·     Vitals q2h

·     Monitor intake and output

·     Albumin 5% infusion 1 g/kg 1 hr before exchange

·     Ampicillin 100 mg/kg/dose IV q12h

·     Gentamicin 4 mg/kg/dose IV q12h

·     NPO before exchange, then 120 cc/kg/day formula

·     IV D10W 120 cc/kg/day

Identify the orders that require calculations.

Set up and solve each problem using dimensional analysis.


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