The mnemonic
Three C's
What each word stands for
- CConvulsions
- CCardiac arrhythmias (wide QRS)
- CComa
Why it matters clinically
Sodium bicarbonate treats the QRS widening and arrhythmias.
Where it stops being reliable
Does not include anticholinergic features such as dry mouth and urinary retention.
Teaching aid, still awaiting independent review. Confirm facts in a standard source.