local anaesthetic systemic toxicity
C2CEFR level
95/100Rarity: very rare
TechnicalRegister
A potentially fatal reaction to excessive plasma levels of local anaesthetic, causing neurological signs followed by cardiovascular collapse.
When she developed perioral tingling and a seizure after the block, we treated presumed local anaesthetic systemic toxicity with lipid emulsion.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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