The Pulmonary Function Clinic at The Scarborough Hospital (TSH) has a dedicated registered respiratory therapist who performs essential tests to measure lung capacity and gas exchange, and to evaluate lung function. These tests are completed for a variety of reasons, including diagnoses of lung diseases, medication assessments and to assess lung function before surgery.

All test results are analyzed by the hospital’s team of respirologists.

What We Offer

The Pulmonary Function Clinic performs high-quality testing related to:

  • Measuring breath (spirometry)
  • Full pulmonary function testing
  • Arterial blood gas (ABG) sampling
  • Monitoring oxygen saturation (oximetry)
  • Walk testing
  • Methacholine challenge testing, used to determine the severity of asthma
  • Exercise induced asthma


Patients may be referred to the clinic to:

  • Assess lung function before surgery
  • Diagnose lung disease or find the cause of shortness of breath
  • Measure progress in treatment
  • Assess effects of medication
  • Measure exposure to chemicals a patient is in contact with that could be affecting lung function

Where To Find Us

General Campus
East Wing, Main Floor
Monday, Tuesday, Thursday and Friday from 8 a.m. to 4 p.m.
Wednesdays from 8 a.m. to 8 p.m.
416-438-2911, ext. 8132.