Pneumotox » Pattern » IX.z - Hypocalcemia (may lead to respiratory muscle weakness and RF)

IX.z

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I.b I.ao VIII.a VIII.ad IX.h IX.z X.s

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Diagnosing DIRD

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Drug and radiation history

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Drug singularity - Correct identification of the drug

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Consistent timing of exposure v. onset of symptoms

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

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Careful exlusion of another cause

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Remission of symptoms with removal of drug

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Recurrence with rechallenge (rarely advisable)

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Causality assessment