The dispatcher sends an ambulance to respond to a patient reporting severe shortness of breath and a low oxygen saturation. The EMT begins to administer oxygen at 10 lpm, and the paramedic stops this action. Which information in the patient's medical history would preclude the EMT from administering oxygen at this level?
A. Carbon monoxide (CO) poisoning
B. Chronic obstructive pulmonary disease (COPD)
C. Congestive heart failure (CHF)
D. Small cell cancer of the lung
B. Chronic obstructive pulmonary disease (COPD)