Techniques Used to Localize Occult Breast Lesions: An Update.

With breast cancer screening programs becoming more available worldwide and covering larger age ranges, the prevalence of impalpable breast pathology is increasing. Whilst there is a 'tried and tested' technique for localizing occult lesions, the market for alternative methods is increasing and is estimated to pass $1 billion by 2024. In this article, we review the techniques currently available for localization of occult breast lesions and discuss the pros and cons of each.