The information necessary for the N-DELETE request and indication DIMSE-N primitives are conveyed in the N-DELETE-RQ Message. The information necessary for the N-DELETE response and confirmation DIMSE-N primitives are conveyed in the N-DELETE-RSP Message.
The N-DELETE-RQ Message contains fields as defined in Table 10.3-11. Each field shall conform to DICOM encoding and Value Representation as defined in PS3.5. Fields are required as specified in the N-DELETE service definition unless otherwise noted in Table 10.3-11. Fields not specified in the N-DELETE service definition but present in Table 10.3-11 are required by the DIMSE-N protocol.
Table 10.3-11. N-DELETE-RQ Message Fields
|
Message Field
|
Tag
|
VR
|
VM
|
Description of Field
|
|
Command Group Length
|
(0000,0000)
|
UL
|
1
|
The even number of bytes from the end of the value field to the beginning of the next group.
|
|
Requested SOP Class UID
|
(0000,0003)
|
UI
|
1
|
SOP Class UID of the SOP Instance to be deleted.
|
|
Command Field
|
(0000,0100)
|
US
|
1
|
This field distinguishes the DIMSE-N operation conveyed by this Message. The value of this field shall be set to 0150H for the N-DELETE-RQ Message.
|
|
Message ID
|
(0000,0110)
|
US
|
1
|
Implementation-specific value that distinguishes this Message from other Messages.
|
|
Command Data Set Type
|
(0000,0800)
|
US
|
1
|
This field indicates that no Data Set is present in the Message. It shall be set to the value of 0101H.
|
|
Requested SOP Instance UID
|
(0000,1001)
|
UI
|
1
|
Contains the UID of the SOP Instance to be deleted.
|