DICOM PS3.3 2018a - Information Object Definitions

C.8.4.10 NM Isotope Module
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#### C.8.4.10 NM Isotope Module

Table C.8-10 contains Attributes that describe the isotope administered for the acquisition.

Table C.8-10. NM Isotope Module Attributes

Attribute Name | Tag | Type | Attribute Description
--- | --- | --- | ---
Energy Window Information Sequence | (0054,0012) | 2 | Sequence of Items that describe the energy window groups used. Zero or more Items shall be included in this Sequence. The number of Items shall be equal to Number of Energy Windows (0054,0011). The first item corresponds to frames with value of 1 in the Energy Window Vector (0054,0010), the second item with value 2, etc.
>Energy Window Name | (0054,0018) | 3 | A user defined name that describes this Energy Window.
>Energy Window Range Sequence | (0054,0013) | 3 | Sequence of Items that describes this energy window group. One or more Items are permitted in this Sequence.
>>Energy Window Lower Limit | (0054,0014) | 3 | The lower limit of the energy window in KeV. See Section C.8.4.10.1.1 for further explanation.
>>Energy Window Upper Limit | (0054,0015) | 3 | The upper limit of the energy window in KeV. See Section C.8.4.10.1.2 for further explanation.
Radiopharmaceutical Information Sequence | (0054,0016) | 2 | Sequence of Items that describe isotope information. Zero or more Items shall be included in this Sequence.
>Radionuclide Code Sequence | (0054,0300) | 2 | Sequence that identifies the radionuclide. Zero or one Item shall be included in this Sequence.
>>Include Table 8.8-1 “Code Sequence Macro Attributes” | Baseline CID 18 “Isotopes in Radiopharmaceuticals”. The Coding Scheme Designator (0008,0102) shall have an Enumerated Value of "99SDM" for historical reasons. Code Meaning (0008,0104) shall be Type 3 for historical reasons.
>Radiopharmaceutical Route | (0018,1070) | 3 | Route of injection.
>Administration Route Code Sequence | (0054,0302) | 3 | Sequence that identifies the administration route for the radiopharmaceutical. Only a single Item is permitted in this Sequence.
>>Include Table 8.8-1 “Code Sequence Macro Attributes” | Baseline CID 11 “Route of Administration”. Code Meaning (0008,0104) shall be Type 3 for historical reasons.
>Radiopharmaceutical Volume | (0018,1071) | 3 | Volume of injection in cubic cm.
>Radiopharmaceutical Start Time | (0018,1072) | 3 | Time of start of injection. See Section C.8.4.10.1.5 for further explanation.
>Radiopharmaceutical Stop Time | (0018,1073) | 3 | Time of end of injection. See Section C.8.4.10.1.6 for further explanation.
>Radionuclide Total Dose | (0018,1074) | 3 | Total amount of radionuclide injected. See Section C.8.4.10.1.7 for further explanation.
>Radiopharmaceutical Administration Event UID | (0008,3012) | 3 | Unique identification of the administration of the radiopharmaceutical to the patient. ### Note The UID is the same Radiopharmaceutical Administration Event UID that is in the Radiopharmaceutical Radiation Dose Report.
>Calibration Data Sequence | (0054,0306) | 3 | Sequence that contains calibration data. One or more Items are permitted in this Sequence.
>>Energy Window Number | (0054,0308) | 1 | The Item number in the Energy Window Information Sequence to which the following calibration data relates. The Items are numbered starting from 1.
>>Syringe Counts | (0018,1045) | 3 | Pre-injection syringe count rate in counts/sec. See Section C.8.4.10.1.8 for further explanation.
>>Residual Syringe Counts | (0054,0017) | 3 | Post-injection residue syringe count rate in counts/sec. See Section C.8.4.10.1.9 for further explanation.
>Radiopharmaceutical | (0018,0031) | 3 | Name of the radiopharmaceutical.
>Radiopharmaceutical Code Sequence | (0054,0304) | 3 | Sequence that identifies the radiopharmaceutical. Only a single Item is permitted in this Sequence.
>>Include Table 8.8-1 “Code Sequence Macro Attributes” | Baseline CID 25 “Radiopharmaceuticals”. Code Meaning (0008,0104) shall be Type 3 for historical reasons.
Intervention Drug Information Sequence | (0018,0026) | 3 | Sequence of Items that describes the intervention drugs used. One or more Items are permitted in this Sequence.
>Intervention Drug Name | (0018,0034) | 3 | Name of intervention drug.
>Intervention Drug Code Sequence | (0018,0029) | 3 | Sequence that identifies the intervention drug name. Only a single Item is permitted in this Sequence.
>>Include Table 8.8-1 “Code Sequence Macro Attributes” | Baseline CID 10 “Interventional Drug”. Code Meaning (0008,0104) shall be Type 3 for historical reasons.
>Administration Route Code Sequence | (0054,0302) | 3 | Sequence that identifies the administration route for the intervention drug. Only a single Item is permitted in this Sequence.
>>Include Table 8.8-1 “Code Sequence Macro Attributes” | Baseline CID 11 “Route of Administration”. Code Meaning (0008,0104) shall be Type 3 for historical reasons.
>Intervention Drug Start Time | (0018,0035) | 3 | Time of administration of the intervention drug, using the same time base as for Acquisition Time (0008,0032).
>Intervention Drug Stop Time | (0018,0027) | 3 | Time of completion of administration of the intervention drug, using the same time base as for Acquisition Time (0008,0032).
>Intervention Drug Dose | (0018,0028) | 3 | Intervention drug dose, in mg.

##### C.8.4.10.1 NM Isotope Module Attribute Descriptions

###### C.8.4.10.1.1 Energy Window Lower Limit

Energy Window Lower Limit (0054,0014) is the acquisition energy window lower limit in KeV for acceptance of scintillation events into this Isotope.

###### C.8.4.10.1.2 Energy Window Upper Limit

Energy Window Upper Limit (0054,0015) is the acquisition energy window upper limit in KeV for acceptance of scintillation events into this Isotope.

###### C.8.4.10.1.3 (Retired)

###### C.8.4.10.1.4 (Retired)

###### C.8.4.10.1.5 Radiopharmaceutical Start Time

Radiopharmaceutical Start Time (0018,1072) is the actual time of radiopharmaceutical administration to the patient for imaging purposes, using the same time base as for Acquisition Time (0008,0032).

###### C.8.4.10.1.6 Radiopharmaceutical Stop Time

Radiopharmaceutical Stop Time (0018,1073) is the actual ending time of radiopharmaceutical administration to the patient for imaging purposes, using the same time base as for Acquisition Time (0008,0032).

###### C.8.4.10.1.7 Radionuclide Total Dose

Radionuclide Total Dose (0018,1074) is the radiopharmaceutical dose administered to the patient measured in MegaBecquerels (Mbq) at the Radiopharmaceutical Start Time.

###### C.8.4.10.1.8 Syringe Counts

Syringe Counts (0018,1045) is the pre-injection syringe acquisition count rate measured in counts/sec, corrected to Acquisition Time (0008,0032) if necessary.

###### C.8.4.10.1.9 Residual Syringe Counts

Residual Syringe Counts (0054,0017) is the syringe acquisition count rate following patient injection, measured in counts/sec, corrected to Acquisition Time (0008,0032) if necessary.

###### C.8.4.10.1.10 (Retired)

###### C.8.4.10.1.11 (Retired)

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DICOM PS3.3 2018a - Information Object Definitions