DApp use case – healthcare data sharing

In this subsection, we look at one use case in more detail and talk about steps leading to the implementation of a DApp. The use case of healthcare data sharing will be examined further. Here, only ideas are discussed, which are not necessarily implementable. Most of the discussions focus on business and architectural considerations.  

The business problem

Before getting to implementing a DApp, one should start with the business problem by asking questions such as What are the challenges or the pain points? In the case of healthcare data, examples of challenges are as follows:

• Digitization: Many patients' medical records are available only on paper. This is particularly true for family physician offices, which are usually small. When a patient visits a physician's office, it is still a common scene for a doctor's office receptionist to search the file cabinets and pull out a folder with the patient's medical history. The records are then handed over to...