A 10-year-old girl is brought to the emergency department due to 2 days of fever, productive cough, and shortness of breath. Medical history is significant for recurrent lung infections and cystic fibrosis. Weight is at the 5th percentile. Temperature is 38.1 C (100.6 F), pulse is 104/min, and respirations are 30/min. Pulse oximetry is 86% on room air. Examination shows a thin girl with digital clubbing and a hyperexpanded chest. Diffuse wheezes and crackles are present bilaterally. The rest of the examination is unremarkable. Chest x-ray reveals hyperinflation, chronic interstitial changes, and an infiltrate in the right lower lobe. In addition to blood, chocolate, and MacConkey agar, this patient's sputum should also be cultured on which of the following media?

Question

A 10-year-old girl is brought to the emergency department due to 2 days of fever, productive cough, and shortness of breath.  Medical history is significant for recurrent lung infections and cystic fibrosis.  Weight is at the 5th percentile.  Temperature is 38.1 C (100.6 F), pulse is 104/min, and respirations are 30/min.  Pulse oximetry is 86% on room air.  Examination shows a thin girl with digital clubbing and a hyperexpanded chest.  Diffuse wheezes and crackles are present bilaterally.  The rest of the examination is unremarkable.  Chest x-ray reveals hyperinflation, chronic interstitial changes, and an infiltrate in the right lower lobe. In addition to blood, chocolate, and MacConkey agar, this patient's sputum should also be cultured on which of the following media?

Quizplus · Accepted Answer

Eductional Objective: Patients with cystic fibrosis are at risk for pulmonary exacerbations due to Staphylococcus aureus, Pseudomonas aeruginosa, nontypeable Haemophilus influenzae, and Burkholderia cepacia complex.

A 10-Year-Old Girl Is Brought to the Emergency Department Due