A 23-year-old patient is complaining of an acute onset of severe shortness of breath and sharp right sided chest pain after a cross country flight. The patient has no prior medical history. The patient smokes and is on birth control pills. VS: BP 126/90, P 124; ECG ST; RR 32 and labored, spo2 90%. Lung sounds are clear bilaterally, skin is pale, cool, and diaphoretic. What should a paramedic suspect?

A. Spontaneous pneumothorax
B. Hyperventilation syndrome
C. Pulmonary embolism
D. Pleurisy

Answer: C. Pulmonary embolism