Interactive Educational Case presentation on Spirometry

A 25 year old male moves into your local community and you are asked to confirm the previous diagnosis of asthma, and to document the degree of reversibility.

The patient has a height of 170 cm and he has never smoked. He has a history of episodic wheeze and chest tightness, particularly in the early morning and during exercise. PEF performed by his previous doctor was 43% below the predicted value.

 Pre-Bronchodilator Chart
 Post-Bronchodilator Chart
 Spirometry Review

Which of the following clinical conditions best fits the case history and results?

Fixed large airway obstruction?

Asthma?

Diaphragmatic weakness?

Normal ventilatory function?

COPD?

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