A variety of peer review methods can be used as part of quality assurance and quality improvement in cardiothoracic radiology. Traditionally, peer review in radiology is a retrospective process relying primarily on review of previously interpreted studies at the time of follow-up or additional imaging. However, peer review can be enhanced with other methods such as double reads, focus practice review, practice audit, and correlation with operative and pathologic findings. Furthermore, feedback

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... rom referring physicians can be extremely useful in improving the quality of a radiology practice. This article discusses peer review in radiology with a focus on cardiothoracic imaging. Types of peer review, advantages and shortcomings, and future challenges are addressed.