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

Case Study 15. Respiratory Syncytial Virus (RSV)

A 2-year-old child weighing 30 lb is admitted to the hospital for severe respiratory distress. The orders from the physician include:

·     Complete blood count with differential, electrolytes, blood culture, chest x-ray, and nasal washing

·     Humidified oxygen therapy to keep oxygen saturation >92%

·     Continuous pulse oximetry

·     IV D5W½ NS at 50 cc/hr

·     Elevate HOB

·     Vitals q2h

·     Contact isolation

·     Cardiorespiratory monitor

·     Strict intake and output with urine specific gravities

·     Acetaminophen elixir 120 mg q4h prn for temperature >101°F

·     Aminophylline loading dose of 5 mg/kg to infuse over 30 min and maintenance dose of 0.8 mg/kg/hr

·     Ribavirin (Virazole) inhalation therapy × 12 hr/day

·     NPO with respiratory rate >60

·     RespiGam 750 mg/kg IV monthly

·     Pediapred 1.5 mg/kg/day in three divided doses

·     Ampicillin 100 mg/kg/day in divided doses q6h

Identify the orders that require calculations.

Set up and solve each problem using dimensional analysis.

1.

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2.

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3.

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4.

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5.

 



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