Route
AS
Left ear
What AS stands for
AS is a medical abbreviation for left ear - written out in full as “Auris sinistra (left ear)”. TermDecode files it under route abbreviations.
RouteFlagged high riskSourced
Risk
Can be mistaken for AD, AU, or OS
Safer Alternative
Write "left ear"
Seen in context
AS misread as OS (left eye)
Sources
The risk description and safer alternative above are reproduced from these published lists.
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