OMB^O27: Blood product order

Blood product order. It's sent as an OMB message (Blood product order message) with the OMB_O27 message structure.

Message type

OMB · Blood product order message

Trigger event

O27

Message structure

OMB_O27 · per HL7's current table 0354; older versions sometimes paired events differently

In MSH-9

OMB^O27^OMB_O27

Source: HL7 Terminology (THO) 7.4.0, published by HL7 International under CC0. Check your trading partner's specification for the values they actually send.