HL7 V2 is a set of international standards for the exchange, integration, sharing, and retrieval of electronic health information. Developed by the Health Level Seven International organization, it facilitates communication between different healthcare systems, ensuring that patient data can be shared seamlessly across various platforms. The standard uses a messaging format that allows different healthcare applications to understand and process information consistently. This is crucial for improving patient care, as it enables healthcare providers to access accurate and timely information, ultimately leading to better decision-making and enhanced collaboration among medical professionals.