OPG

OPG is an abbreviation for:

• Ontario Power Generation , a publicly traded power company wholly owned by the Ontario provincial government
• Orthopantomography , an orthopantomogram (or colloquially OPG), a procedure originally introduced by the Palomex company, Finland and so-called by the manufacturer for a dental x-ray
• Osteoprotegerin , a protein that is expressed by osteoblasts and, as an antagonist for RANKL, inhibits bone resorption

This is a disambiguation page for differentiating between several terms identified with the same word.