Your Mayo Clinic doctors will individualize your diagnosis for you. It may include one or more of the following services:

  • Allergy skin testing
  • Pulmonary function tests
  • Methacholine bronchial challenge tests
  • Endoscope exams of your nose and upper airway
  • Allergy blood tests (radioallergosorbent test)
  • Measurement of blood counts and total IgE
  • Chest X-rays
  • High-resolution CT scans of your lungs and sinuses

Read more about allergy skin tests, chest X-rays and CT scans at