Let’s begin with a quiz question:
Patients may be allergic to:
D. none of the above
If you answered anything but "D," better keep reading.
Consider this scenario: If a patient is allergic to penicillin, you would document “penicillin” in the medical records. It would never occur to you to list “antibiotics” as an allergy, and you certainly would not call it a “carbon” allergy for slang, just because penicillin contains ...