Laolagi-HI1200×1505 78.2 KB

William Laolagi

Healthcare IT explores what it actually means to build software in a healthcare environment. The technical challenges are only part of the story. Regulations, privacy rules, clinical workflows, and industry standards shape almost every design decision.

The book follows the development of an end-to-end Electronic Health Record (EHR) application. As the system evolves, it introduces the standards and practices developers run into when working in this space. HL7 and FHIR are explained in practical terms rather than as abstract specifications. You’ll see how data moves between systems, how interoperability works, and why terminology matters when you’re talking with clinicians, administrators, and compliance teams.

The architecture also reflects the direction modern healthcare platforms are taking. Event-driven messaging appears alongside more traditional integration approaches. The book also looks at how newer tools, including AI-based systems, can fit into healthcare workflows without ignoring the strict regulatory environment that governs patient data.

A few things readers will spend time with:

• how EHR systems are structured and why they look the way they do

• how standards like HL7 and FHIR shape data exchange between healthcare platforms

• how developers communicate with non-technical stakeholders in hospitals and health organizations

• where modern architectural patterns fit into systems that must remain stable and compliant for years

Healthcare software carries unusual stakes. A bug in many applications causes inconvenience. In clinical systems, reliability and accuracy can affect real patient outcomes. That reality influences everything from data modeling to deployment practices.

If you’re curious about the technical and organizational side of healthcare development—or you’re considering moving into the field—this book offers a detailed introduction to the landscape.

• Full details: Healthcare IT - William Laolagi

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