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Child Health Guideline Identifier

Lung Function and Oximetry Requests

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The Starship Respiratory Physiology Laboratory provides a range of lung function tests. These tests are performed or supervised by trained respiratory physiologist and are performed according to American Thoracic Society guidelines (where applicable). Overnight oximetry recordings can also be arranged through the Respiratory Lab.

Range of tests available

  • Spirometry
  • Lung volumes and airway resistance
  • Peak cough flow
  • Transfer factor (DLCO)
  • Exhaled nitric oxide levels (FeNO)
  • Nasal nitric oxide levels (for primary ciliary dyskinesia)
  • Bronchodilator (salbutamol) responsiveness
  • Hypertonic saline challenge testing
  • Exercise challenge testing
  • Hypoxic challenge ("Flight-testing")
  • Overnight oximetry

Restrictions on ordering tests

  • Lung function and oximetry tests are only provided on request of a medical officer as there needs to be a responsible physician to receive the result.
  • Lung function tests are only provided for patients admitted to Starship or attending a Starship outpatient clinic. Patients from other DHBs will need to be referred to the Respiratory clinic
  • Patients must be of an appropriate age and developmental stage to perform the test
  • Any administered medications (eg salbutamol) should be signed for by a medical officer or authorized prescriber
  • A medical officer needs to be present for exercise and hypertonic saline challenges
  • Hypoxic challenges will only be performed on request of a respiratory specialist and will generally be conducted as a clinic appointment. Please contact the Clinical Lab Director (Dr McNamara) or a respiratory specialist to arrange this test.

Ordering process and Request Forms

Download and complete appropriate attached form. Return form by hand, mail or electronically to

Lung Function Request Form

Oximetry Request Form

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Document Control

  • Date last published: 01 August 2014
  • Document type: Clinical Guideline
  • Services responsible: Paediatric Respiratory
  • Author(s): David McNamara
  • Editor: Greg Williams
  • Review frequency: 2 years

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