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4.1.2 Intermittent air leak patient
The intermittent air leak patient is characterized by periods of clinically insignificant air leak**, interspersed with
periods of air leak. Observation of the graphs will often show that the periods of clinically insignificant air leak**
are when the patient rests overnight, and the periods of air leak are when the patient is active during the day.
Patient has
intermittent periods
with an air leak
Patient has intermittent
periods without a clini-
cally significant** air leak
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