A 13-year-old girl has been taken to the hospital with a fever, cough, and malaise for the previous two days. She has no history of illness, and all of her vaccines are current. Her leukocyte count is 21,000/mm³, and she has 7% band formations. The following are the results of an upright chest x-ray: Which of the following is the most likely location of the pathologic process in this patient?

Question

Quizplus · Accepted Answer

Eductional Objective: The accumulation of material (e.g., fluid, cellular debris) in the alveoli causes pulmonary consolidation, which may be seen on radiographs as a region of opacification with ambiguous boundaries. A well-defined horizontal or oblique line shows that the consolidation is next to one of the pulmonary fissures. Consolidation that is firmly marked inferiorly by the horizontal fissure is consistent with pneumonia of the right upper lobe.

A 13-Year-Old Girl Has Been Taken to the Hospital with a Fever