---
type: "example"
title: "SubscriptionTopic Example: subscriptiontopic-example-admission-basic"
resource: "SubscriptionTopic"
example: "subscriptiontopic-example-admission-basic"
---
# SubscriptionTopic Example: subscriptiontopic-example-admission-basic

## Example XML



```xml
<?xml version="1.0" encoding="UTF-8"?><SubscriptionTopic xmlns="http://hl7.org/fhir" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://hl7.org/fhir ../../schema/SubscriptionTopic.xsd">
	<id value="admission-basic"/>
	<url value="http://example.org/FHIR/SubscriptionTopic/admission-basic"/>
	<identifier>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:uuid:0b67b140-59d0-4c49-9fe8-b62f7fcf4eb9"/>
  </identifier>
  <title value="admission-basic"/>
	<status value="active"/>
  <description value="Example admission topic using a Basic resource"/>
	<trigger>
		<description value="Basic Resource Admission being created or updated into an `in-progress` state"/>
		<resource value="http://hl7.org/fhir/StructureDefinition/Basic"/>
    <supportedInteraction value="create"/>
    <supportedInteraction value="update"/>
		<queryCriteria>
			<previous value="code=Admission&amp;admission-status:not=in-progress"/>
      <resultForCreate value="test-passes"/>
			<current value="code=Admission&amp;admission-status=in-progress"/>
      <resultForDelete value="test-fails"/>
			<requireBoth value="true"/>
		</queryCriteria>
		<fhirPathCriteria value="(%previous.id.empty() or (%previous.extension('status') != 'in-progress')) and (%current.extension('status') = 'in-progress')"/>
    <event>
      <coding>
        <system value="http://terminology.hl7.org/CodeSystem/v2-0003"/>
        <code value="A01"/>
        <display value="ADT/ACK - Admit/visit notification"/>
      </coding>
    </event>
    <canFilterBy>
      <description value="Matching based on the Patient. Input is expected to be a search `reference` and match against a reference to the patient."/>
      <resource value="Basic"/>
      <filterParameter value="admission-patient"/>
      <filterDefinition value="http://example.org/SearchParameters/Basic/admission-patient"/>
    </canFilterBy>
    <canFilterBy>
      <description value="Matching based on the Patient Group. Input is expected to be a search `reference` and match against a reference to a group the patient has membership in."/>
      <resource value="Basic"/>
      <filterParameter value="admission-patient-group"/>
      <filterDefinition value="http://example.org/SearchParameters/Basic/admission-patient-group"/>
    </canFilterBy>
    <notificationShape>
      <resource value="Basic"/>
      <include value="Basic:admission-patient"/>
      <include value="Basic:admission-patient-group"/>
      <include value="Basic:admission-diagnosis"/>
    </notificationShape>
	</trigger>
</SubscriptionTopic>
```