Assessment of approximate glenoid size in Thai people.

Background: The loosening of the glenoid baseplate component is one of the most common complications after reverse total shoulder arthroplasty. The mismatch between size of baseplate and glenoid in Thai People may result in improper baseplate screw fixation and lead to early loosening of the glenoid component. Knowing of the glenoid size will guide the surgeon in placing or choosing the proper size glenoid baseplate to improve screw fixation strength.