PET SERIES MODULE ATTRIBUTES (C.8-56)


Tag Attribute Type Description
(0008,0021)Series Date1 Date the Series started. See C.8.9.1.1.2 for specialization.
(0008,0031)Series Time1 Time the Series started. See C.8.9.1.1.2 for specialization.
(0054,1001)Units1 Pixel value units. See C.8.9.1.1.3 for explanation. Defined terms: CNTS, NONE, CM2, PCNT, CPS, BQML, MGMINML, UMOLMINML, MLMING, MLG, 1CM, UMOLML, PROPCNTS, PROPCPS, MLMINML, MLML, GML, STDDEV
(0054,1002)Counts Source1 The primary source of counts. The primary source leads to the underlying image Units (0054,1001), as opposed to secondary sources which are used during reconstruction correction. Enumerated Values: EMISSION TRANSMISSION
(0054,1000)Series Type1 A multi-valued indicator of the type of Series. See C.8.9.1.1.4 for explanation. Value 1 Enumerated Values: STATIC DYNAMIC GATED WHOLE BODY Value 2 Enumerated Values: IMAGE REPROJECTION
(0054,1004)Reprojection Method2C Method for projecting volumetric data onto planar projection. Required if Series Type (0054,1000), Value 2 is REPROJECTION. Defined terms: SUM MAX PIXEL
(0054,0061)Number of R-R Intervals1C The maximum number of R-R Intervals that may exist in this Series. Required if Series Type (0054,1000), Value 1 is GATED.
(0054,0071)Number of Time Slots1C The maximum number of Time Slots that may exist in this Series. Required if Series Type (0054,1000), Value 1 is GATED.
(0054,0101)Number of Time Slices1C The maximum number of Time Slices that may exist in this Series. Required if Series Type (0054,1000), Value 1 is DYNAMIC.
(0054,0081)Number of Slices1 The maximum number of Slices that may exist in this Series.
(0028,0051)Corrected Image2 A value that indicates which, if any, corrections have been applied to the images in this series. Defined terms: DECY=decay corrected ATTN=attenuation corrected SCAT=scatter corrected DTIM=dead time corrected MOTN=gantry motion corrected (e.g. wobble, clamshell) PMOT=patient motion corrected CLN=count loss normalization (correction for count loss in gated Time Slots). RAN=randoms corrected RADL=non-uniform radial sampling corrected DCAL=sensitivity calibrated using dose calibrator NORM=detector normalization
(0054,1100)Randoms Correction Method3 Type of randoms correction processing. Defined terms: NONE = no randoms correction DLYD = delayed event subtraction SING = singles estimation
(0054,1101)Attenuation Correction Method3 A textual description of the attenuation correction processing. e.g. measured vs. calculated, transmission source type (ring, line, point), assumed patient geometry (polygon, ellipse, segmented, attenuation coefficient, skull thickness), post-injection transmission, smoothing.
(0054,1105)Scatter Correction Method3 A textual description of the scatter correction processing. e.g. convolution-subtraction, dual energy window, model-based, use of attenuation data.
(0054,1102)Decay Correction1 The real-world event to which images in this Series were decay corrected. See C.8.9.1.1.5 for explanation. Defined terms: NONE = no decay correction START= acquisition start time ADMIN = radiopharmaceutical administration time
(0018,1100)Reconstruction Diameter3 Diameter, in mm, of the region within which the data was used in creating the reconstruction of the image. Data may exist outside this region and portions of the patient may exist outside this region.
(0018,1210)Convolution Kernel3 Textual description of the convolution kernel(s) used to reconstruct the data (e.g. name, cutoff, radial/axial/angular, mathematical form, DC handling)
(0054,1103)Reconstruction Method3 Textual description of reconstruction processing, e.g. 2D filtered backprojection, 2D iterative, 3D PROMIS, 3D FAVOR, 3D iterative.
(0054,1104)Detector Lines of Response Used3 Textual description of which detector lines of response were used, mashed, or otherwise processed during tomographic reconstruction.
(0018,0073)Acquisition Start Condition3 Description of how the data collection was started. Defined terms: DENS = density (counts/sec) RDD = relative density difference (change in counts/sec) MANU = manual TIME = time AUTO = automatic, when ready TRIG = physiological trigger See C.8.9.1.1.6 for explanation.
(0018,0074)Acquisition Start Condition Data3 Count density, change in count density, or physiological triggers causing data collection to start.
(0018,0071)Acquisition Termination Condition3 Description of how the data collection for the series was stopped. Defined terms: CNTS = counts DENS = density (counts/sec) RDD = relative density difference (change in counts/sec) MANU = manual OVFL = data overflow TIME = time TRIG = physiological trigger See C.8.4.9.1.3 for explanation.
(0018,0075)Acquisition Termination Condition Data3 Number of counts, count density, change in count density, or physiological triggers causing the termination.
(0018,1147)Field of View Shape3 Shape of the field of view of the PET camera. Defined Terms: CYLINDRICAL RING HEXAGONAL MULTIPLE PLANAR
(0018,1149)Field of View Dimensions3 Dimensions of the field of view, in mm. Transverse detector diameter followed by axial width.
(0018,1120)Gantry/Detector Tilt3 Angle of tilt in degrees of the gantry. See C.8.9.1.1.7 for explanation.
(0018,1121)Gantry/Detector Slew3 Angle of slew in degrees of the gantry. Positive slew is moving the gantry on the patient’s left toward the patient’s superior, when the patient is supine.
(0054,0202)Type of Detector Motion3 Describes the detector motion during acquisition. Defined Terms: NONE = stationary gantry STEP AND SHOOT = Interrupted motion, acquire only while stationary CONTINUOUS = Gantry motion and acquisition are simultaneous and continuous WOBBLE = wobble motion CLAMSHELL = clamshell motion
(0018,1181)Collimator Type2 Collimator Type. Defined Terms: NONE = no collimator RING = transverse septa
(0018,1180)Collimator/Grid Name3 Label describing the collimator used.
(0054,1200)Axial Acceptance3 Maximum axial angle accepted, in degrees.
(0054,1201)Axial Mash3 Number of adjacent axial lines of response mashed together. See C.8.9.1.1.8 for explanation.
(0054,1202)Transverse Mash3 Number of adjacent transverse lines of response mashed together. See C.8.9.1.1.9 for explanation.
(0054,1203)Detector Element Size3 Size of an individual detector element, in mm. Transverse dimension followed by axial dimension. For a discrete crystal, this is the crystal size. For a continuous detector, this is the pixel bin size.
(0054,1210)Coincidence Window Width3 The width of the coincidence timing window, in nsec. The maximum time difference accepted between two single events.
(0054,0013)Energy Window Range Sequence3 Sequence of Repeating Items that describes the energy windows used for this Series. This sequence may contain zero or more items. See C.8.9.1.1.10 for explanation.
(0054,0014)>Energy Window Lower Limit3 The lower limit of the energy window, in KeV.
(0054,0015)>Energy Window Upper Limit3 The upper limit of the energy window, in KeV.
(0054,1220)Secondary Counts Type3 Array defining the type of additional counts accumulated during acquisition. Defined terms: DLYD=delayed events SCAT=scattered events in secondary window SING=singles DTIM=events lost due to deadtime




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