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HL7 resources

HL7 OBR Segment

HL7 OBR segments transmit data about an exam, diagnostic study, or assessment that is specific to an order or result. Used most often in ORM and ORU messages.

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HL7 resources

HL7 Escape Sequences

The most common use of HL7 escape sequences is to escape the HL7 defined delimiter characters. The following are examples.

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HL7 resources

HL7 Interface

An HL7 interface includes an export endpoint for the sending application, an import endpoint for the receiving application, and a method of moving the data.

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HL7 resources

HL7 OBX Segment

HL7 OBX segments are used to carry key clinical results reporting information within report messages, which must be transmitted back to the requesting system.

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HL7 resources

HL7 ORU Message

The HL7 ORU-R01 message transmits observations and results from the producing system (LIS, EKG) to the ordering system (EMR, physician office application).

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HL7 resources

HL7 Z-Segments

A Z-segment is a message segment that is defined locally and that is not part of the HL7 standard. Z-segments are part of the reason why the HL7 standard is considered a “flexible” standard.

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