syngo.via VA30 – CT Dual Energy Kidney Stones

syngo.via® CT Dual Energy- Kidney Stones The syngo.via Dual Energy Kidney Stones application class can support the fast evaluation of kidney stones and aid in the chemical differentiation of renal calculi from uric acid. 1. From the Patient Worklist, load an appropriate data set into the Dual Energy Workflow:  If the examination has been correctly mapped, double click to load  If manual mapping is required, right-click the examination and select (Re-) Assign Workflow Template > CT Dual Energy 2. From the Workflow Steps, click on the Kidney Stones Application Class. CT Dual Energy Abdomen Application Profile Kidney Stones Kidney Stones Application Class Minimum [HU] 200 . red. 3. ... syngo.via will apply a colored overlay map to the axial images in Segment 3 (depending on selected layout). Anatomy with a density similar to calcium will be displayed blue, while anatomy with a density similar to uric acid will be displayed red. DS DE KidnevStones_Mixed, Japan Dokkyo Univ. Ref.: Dual Energy Gold Definition .. > CURRENT.MIXED.WORKINGSET CT 2007C # 2012R11001 9:06:40.96 AM 14 FRM 1 SP F509.0 / SP F509.0 R F 0: 50.00% Manip MPR FUSION SL min 600 400 DE MIX 140/80 (M 0,3)/CLA 150 C 0 SIEMENS www.usa.siemens.com/healthcare 637 Effective date 9/8/2016 Page 1 of 3 4. The graph in Segment 4 displays the various Hounsfield unit densities for urine, uric acid, cystine, hydroxlapatite, and oxalat, based on the two different kV/energy levels. The white central line differentiates calcified stones (above the line) from uric acid stones (below the line). 1.55 80 kV [HU] 1.35 Oxalat 900 - O .15 800 - Hydroxylapatite 700 - 0.95 600 - Cystine 0.75 500 400- OUric Acid 300 - .............. ........................................ .............. 200 - ............................. 100 Ane 140 KV [HU] O 100 200 300 400 500 600 700 5. In the MPR segments, the Kidney Stone Navigator mini toolbar allows you to directly navigate to the next potential kidney stone. Use the Navigate Backward or the Navigate Forward buttons to automatically advance up or down to the next lesion. DS_DE_KidneyStones_Mixed, Japan Dokkyo Univ Ref.: Dual Energy Gold Definition -> CURRENT.MIXED.WORKINGSET CT 2007C # 2012R11001 7/24/2007 9:06:40.96 AM 14 FRM 1 SP F461.5 / SP F461.5 R F @: 50.00% Manip MPR FUSION SL min DE MIX 140/80 (M 0,3)/CLA Kidney Stones Navigator 600 400 150 SIEMENS www.usa.siemens.com/healthcare Page 2 of 3 6. To obtain information about a particular lesion, select the Kidney Stone Marker from the Kidney Stone Navigator mini toolbar or from the upper right in-segment tools, then left-click on the desired lesion. syngo.via will display various details about the lesion on the axial image in the active segment and will display its density on the graph in Segment 4. Distance Line DS_DE_KidneyStones_Mixed, Japan Dual Energy ROI Circle -- > CURRENT.MIXED.WORKINGSET Pixel Lens # 2012R11001 7/24/2007 Marker 9:06:40.96 AM 14 FRM 1 Kidney Stone Marker SP F509.0 / SP F509.0 R Arrow Angle F 0: 50.00% Manip MPR FUSION SL min DE MIX 140/80 (M 0,3)/CLA 600 1.50 400 nE DS_DE_KidneyStones_Mixed, Japan Dokkyo Univ. Ref.: Dual Energy Gold KS1 Definition -- > CURRENT.MIXED.WORKINGSET App: Mixed/80/1 40 CT 2007C # 2012R11001 7/24/2007 CT-Value: 1372/1764/1 204 HU Ratio: 1.47 9:06:40.96 AM Volume: 1.31 cm3 14 FRM 1 Diameter: 14.0|10.3 mm SP F509.0 / SP F509.0 Precision: high R F 0: 50.00% Manip MPR FUSION SL min DE MIX 140/80 (M 0.3)/CLA 1.50 400 1.55 : 1800 - 80 KV [HU] KS1 1.35 1600 - 1.15 1400 - 1200 - 0.95 1000 - 0.75 800 - ....... "Oxalat. hydroxylapatite 600 - .. OUsting 400- Ouic Acid. ......... 200 - 140 KV [HU] 0 200 400 600 300 1200 SIEMENS www.usa.siemens.com/healthcare Page 3 of 3