| Enumeration | Description | |
|---|---|---|
 | AssociationType | Relationships between XdsDocuments, and between XdsDocuments and XdsFolders |
| AuditProtocol | Selector for the type of Auditing used |
| AuditSourceTypeCode | Audit Source Type Codes as defined by RFC 3881 |
| AvailabilityStatusCode | Document status codes for use with queries |
| ErrorSeverityType | The severity of the error returned |
| LicensedFunctions | A bitmask representing the functions that a particular license allows to be used by XdsObjects. |
| LicenseTypes | Indicates the basic type of XdsObjects license |
| LogLevel | Available logging Levels as used by XdsObjects.XdsGlobal.LogToFile |
| QueryReturnType | Controls the type of data requested in a StoredQuery or CrossGatewayQuery |
| QueryType | Identifiers for the 13 pre-defined stored queries in XDS |
| RegistryResponseStatus | Allowed values for XdsObjects.XdsRegistryResponse.Status |
| XdsErrorCode | Error codes as defined by the IHE technical framework |
| XdsIRetrievalMethod | The different mechanisms which can be used to retrieve a DICOM image for display |