A patient complained of difficulty swallowing for the past three months. Dr. Frederickson ordered a swallowing function exam with videoradiography. What is the appropriate CPT code for this procedure?

The nasal cannula is MOST appropriately used in the prehospital setting:

A. when the patient cannot tolerate a nonrebreathing mask. B. if the patient's nasopharynx is obstructed by secretions. C. if long-term supplemental oxygen administration is required. D. when the patient breathes primarily through his or her mouth.

Which test requires stat processing?

A. Hemoglobin B. Warfarin level C. Calcium D. PT INR