#InterSystems IRIS for Health

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InterSystems IRIS for Health™ is the world’s first and only data platform engineered specifically for the rapid development of healthcare applications to manage the world’s most critical data. It includes powerful out-of-the-box features: transaction processing and analytics, an extensible healthcare data model, FHIR-based solution development, support for healthcare interoperability standards, and more. All enabling developers to realize value and build breakthrough applications, fast. Learn more.

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InterSystems Official Daniel Palevski · 2 hr ago

April 6, 2026 - Alert: HL7-to-SDA3 Transformation Issue Affecting Certain Medication-Related HL7 Messages

Summary

Alert ID 

Product & Versions Affected 

Risk Category & Score 

Explicit Requirements 

HSIEC-12800

InterSystems IRIS® for Health 

InterSystems Health Connect™ 

version
2026.1.0.233.0

System Stability Concern: 5 (High)

1. HL7-to-SDA3 transformations are in use

2. Medication-related messages include TQ1 segments

3. TQ1-3 Repeat Pattern contains multiple repetitions

Issue

An issue has been identified in the HL7-to-SDA3 transformation logic that can cause an infinite loop when processing certain medication-related HL7 messages.

#InterSystems IRIS for Health #Health Connect #InterSystems Official #HL7 #Release
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