• Patients’ records are stored in a tamper-proof, decentralized ledger
  • Only authorized doctors, hospitals, or labs can access data
  • Patients control who sees what and when

📌 Benefit: Fewer data breaches, better privacy, no “lost” medical history.
2. Interoperabilit y Between Hospitals
  • Different hospitals use different systems that don’t talk to each other
  • Blockchain acts as a shared, trusted layer
  • Records can be accessed instantly
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