Evaluating the success of mammography at the local level: how to conduct an audit of your practice.

Mammography is a single radiologic skill with a single goal, detection of a single disease, breast cancer. Periodic self-assessment of mammography interpretations strengthens patient care through allowing comparison with past performances and current national standards and enhancing mammographers' skills through review of proven cases. This article emphasizes five useful audit measurements for the success of a mammography program.