Read the case study. Then answer the questions at the end of
the case study.
The patient is a 60-year-old Caucasian female presenting to
the emergency department with acute onset shortness of breath.
Symptoms began approximately 2 days before and had progressively
worsened with no associated, aggravating, or relieving factors
noted. She had similar symptoms approximately 1 year ago requiring
hospitalization. She uses BiPAP ventilatory support at night when
sleeping.
She denies fever, chills, cough, wheezing, and sputum
production but...