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Definitions: O

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Term(s) Abbreviation
Obstetrics OB
Obstructed (ing, ion) OBST
Occupational history OH
Occupational therapy OT
Office visit OV
Opening OS
Operating room OR
Operation OP
Ophthalmology OPHTH
Orthopedics ORTH
Osteomyelitis OSTEO
Otology OTO
Ounce OZ
Outpatient OP
Outpatient clinic OPD
Outpatient department OPD