A 28-year-old woman complains of persisting pain in tooth 34, which intensiﬁes on biting. Four days ago arsenic paste was left in the 34. The patient missed her appointment with the dentist. Objective examination detected occlusive dressing on the distal masticatory surface of tooth 34, percussion is acutely painful. What treatment tactics would be the most advisable in this case?

Question

Answer options

Arsenic antidote is placed into the root canal under occlusive dressing
Dentin dressing is removed, electrophoresis with antidote along the mucogingival fold is prescribed
The root canal is leveraged with the antidote, the tooth remains uncovered
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The root canal is lavaged with antidote and ﬁlled

Correct answer

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