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Tyrosine kinase inhibitors (EGFR) TKI

Rapid shrinkage of neoplastic pulmonary lesions denothic therapeutic efficacy may lead to cavitation, pneumothorax and hemoptysis

Last update : 25/08/2016

Diagnosing DIRD

Drug and radiation history

Drug singularity - Correct identification of the drug

Consistent timing of exposure v. onset of symptoms

Clinical, imaging, BAL, pathological pattern consistent with the specific drug

Careful exlusion of another cause

Remission of symptoms with removal of drug

Recurrence with rechallenge (rarely advisable)

Causality assessment