Operative report:
Pre-op diagnosis: growth in sinus.
Post-op diagnosis: maxillary polyp of sinus.
Procedure: biopsy and removal of polyp.
The correct diagnostic code for this case is ____________________.

How often must perpetual inventories of all Schedule II controlled substances be reconciled?

At least every day At least every week At least every 10 days At least every 30 days

Which of the following may prevent a pharmacy calculation error?

Misplacing the decimal point Using incorrect conversion formulas Rechecking your calculations Using trailing zeroes