Digital Imaging and Communications in Medicine (DICOM)

7.4 Query: Find 147
Table 31 C-Find-Rsp
Message field Tag VR Value/description
Group Length (0000,0000) UL The even number of bytes from the end
of the (0000,0000) value field to the end
of the C-Find-Rsp message.
Affected SOP
Class UID
(0000,0002) UI Contains SOP UID for this C-Find query
root, that is, one of the following three
1.2.840.10008.5.1.4.1.2.1.1 (Patient)
1.2.840.10008.5.1.4.1.2.2.1 (Study)
1.2.840.10008.5.1.4.1.2.3.1 (Patient-Study)
Command Field (0000,0100) US 8020
Message ID Being
Responded To
(0000,0120) US Shall be set to the value of the Message ID
(0000,0110) field used in associated C-Find-
Rq Message.
Data Set Type (0000,0800) US Anything different from 0101, if matched
IOD is returned.
Affected SOP
Instance UID
(0000,1000) UI Contains the UID of the SOP Instance
found.
Status (0000,0900) US 0000 (if successful), FF00 (if pending),
or other values for warnings and errors.
Fig. 42 DICOM C-Find
cation that supports only Patient-root queries (1.2.840.10008.5.1.4.1.2.1.1
SOP SCP), C-Find will clearly fail. Once again, two AEs can communicate
only if they act as SCU and SCP for the same SOP class. In the C-Find case,
this is the same query level.