This is an interesting paper (and worth your time) to pursue about the key challenges for AI in healthcare. It gives a decent overview of the landscape.
Artificial intelligence (AI) research in healthcare is accelerating rapidly, with potential applications being demonstrated across various domains of medicine. However, there are currently limited examples of such techniques being successfully deployed into clinical practice. This article explores the main challenges and limitations of AI in healthcare, and considers the steps required to translate these potentially transformative technologies from research to clinical practice.
The key conceptual ideas are summarised here: