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Line 4: | Line 4: | ||
=General principles= | =General principles= | ||
A drug/toxin reaction should be considered if there is: | |||
# Ingestion | # Ingestion/exposure. | ||
# | # An appropriate temporal relation. | ||
# | # An empirical correlation between the drug/toxin and the pattern. | ||
#* Worsening with re-challenge. | #* Worsening with re-challenge. | ||
#* Improvement with removal of exposure. | #* Improvement with removal of exposure. |
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