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  1. 1621
    por Tarawneh, Rawan
    Publicado 2019
    “…Participants will undergo detailed clinical and neuropsychological assessments, CSF biomarker assessments (CSF Ng, SNAP-25, tau, p-tau181, and Aβ42 levels) and functional magnetic resonance imaging assessments, using a Siemens 3.0 Tesla Prisma scanner, during resting state and during the performance of a semantic memory task. …”
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    Cerebrospinal Fluid Markers of Synaptic Injury and Functional Connectivity in Alzheimer Disease: Protocol for a Cross-Sectional Study
  2. 1622
    “…Four-hundred consecutive patients, referred for CMR and graded by clinical complexity, underwent CMR on either of two scanners (1.5 T, both Siemens) in a UK tertiary cardiac center. Scar imaging was by bh-LGE or MOCO-LGE (both with phase sensitive inversion recovery). …”
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    Motion-corrected free-breathing LGE delivers high quality imaging and reduces scan time by half: an independent validation study
  3. 1623
    “…METHODS: Five SPECT/CT systems were included: Discovery™ NM/CT 670 Pro (GE Healthcare), Precedence™ 6 (Philips Healthcare), Symbia Intevo™, and Symbia™ T16 (twice) (Siemens Healthineers). Three phantoms were used based on the NEMA IEC body phantom without lung insert simulating body mass indexes (BMI) of 25, 28, and 47 kg/m(2). …”
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    Towards standardization of absolute SPECT/CT quantification: a multi-center and multi-vendor phantom study
  4. 1624
    “…Quantitative SPECT/CT (xSPECT, Siemens Symbia Intevo, Erlangen, Germany) was performed and standardized uptake values (SUVs) were quantified with measurements of SUV(max) and SUV(mean) (g/mL) in all bone metastases for the prostate cancer group and in spinal and pelvic osteoarthritic changes for the control group. …”
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    Quantitative bone SPECT/CT: high specificity for identification of prostate cancer bone metastases
  5. 1625
    “…We collected baseline characteristics, Siemens Vista conventional cTnI at 0, 3 or 6-hours after ED presentation; HEART score predictors; disposition and ED length of stay (LOS). …”
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    Use of conventional cardiac troponin assay for diagnosis of non-ST-elevation myocardial infarction: ‘The Ottawa Troponin Pathway’
  6. 1626
    “…METHODS: In a retrospective study, 4497 measles IgM negative serum samples from 5686 clinically suspected measles cases were examined for rubella IgM antibodies using the Siemens, Enzygnost® ELISA kit at the national measles laboratory. …”
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    Epidemiology of acute rubella infection in Zambia during the pre-vaccination period (2005–2016) as a baseline for monitoring rubella epidemiology in the post-rubella vaccine introduction era
  7. 1627
    “…Data were extracted from the state’s public health service database, collected electronically by paramedics on RescueNet® from Siemens. The following data were collected and analyzed: sex, age, main diagnosis suspected by paramedics and the National Advisory Committee for Aeronautics score (NACA) to classify the severity of cases. …”
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    Use of peripheral vascular access in the prehospital setting: is there room for improvement?
  8. 1628
    “…MATERIALS AND METHODS: A workstation running the DVA software was integrated into a Siemens Artis Zee with Pure angiography system, and this new image processing technology was used in four patients (3 male, 1 female, age: 76.2 ± 4.2 years) with peripheral artery disease (PAD, Rutherford 2–3) and impaired renal function (average eGFR 25.5 ± 11.2 ml/min/1.73 m(2)). …”
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    Initial Operating Room Experience with Digital Variance Angiography in Carbon Dioxide-Assisted Lower Limb Interventions: A Pilot Study
  9. 1629
    “…Maximum, mean and peak tumor-to-normal brain tissue (TNRmax, TNRmean, TNRpeak), metabolic tumor volume (MTV), total lesion methionine uptake (TLMU), and standard deviation of SUV (SUV(SD)) of the lesions on MET PET images were obtained via a dedicated workstation (Siemens. syngo.via). Univariate and multivariate logistic regression models were used to identify the predictive factors for IDH mutation. …”
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    A Nomogram Modeling (11)C-MET PET/CT and Clinical Features in Glioma Helps Predict IDH Mutation
  10. 1630
    “…METHODS: 28 glioma patients underwent (23)Na MRI on a 7T scanner (Siemens Healthcare, Erlangen, Germany) parallel to standard 3T MRI before chemoradiation. …”
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    Ultra-high-field sodium MRI as biomarker for tumor extent, grade and IDH mutation status in glioma patients
  11. 1631
    “…All examinations were performed in arterial phase by 128 slice Siemens scanner after intravenous administration of non-ionic water-soluble contrast material (Omnipaque 350) at a volume of 2 ml/Kg. …”
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    Congenital heart disease frequency in children undergoing MDCT angiography; a 4-year tertiary care hospital experience from Kabul, Afghanistan
  12. 1632
    “…METHODS: Serology assays from Roche, Abbott, Diasorin, BioMerieux, Beckman-Coulter, Siemens, and an in-house RBD ELISA were included. …”
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    Multi-center nationwide comparison of seven serology assays reveals a SARS-CoV-2 non-responding seronegative subpopulation
  13. 1633
    “…SEQUENCE FIELD/STRENGTH: 1.5T dynamic contrast‐enhanced T(1)‐weighted spoiled gradient echo MRI. Vendors: Philips, Siemens, General Electric Medical Systems. ASSESSMENT: We assessed harmonization of parenchymal enhancement in simulations and phantom by varying the MR parameters that influence the amount of T(1)‐weighting: flip angle (8°–25°) and repetition time (4–12 msec). …”
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    Harmonization of Quantitative Parenchymal Enhancement in T(1)‐Weighted Breast MRI
  14. 1634
    “…Three small animal positron emission tomography/computed tomography (PET/CT) systems were used in the evaluation, including the Siemens Inveon, RAYCAN X5 and Molecubes β-cube. The evaluation was performed on a single scanner level using the national electrical manufacturers association (NEMA) image quality phantom and analysis protocol. …”
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    Evaluation of image quality with four positron emitters and three preclinical PET/CT systems
  15. 1635
    “…The QPS were calculated from the CT Lung Isolation prototype (Siemens). The correlated clinical outcomes included duration of hospital stay, intubation, SpO(2) and death. …”
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    Qualitative and quantitative DECT pulmonary angiography in COVID-19 pneumonia and pulmonary embolism
  16. 1636
    “…BACKGROUND: The Siemens high-resolution research tomograph (HRRT - a dedicated brain PET scanner) is to this day one of the highest resolution PET scanners; thus, it can serve as useful benchmark when evaluating performance of newer scanners. …”
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    Cross-validation study between the HRRT and the PET component of the SIGNA PET/MRI system with focus on neuroimaging
  17. 1637
    “…OBJECTIVE: We evaluated the analytic performance and handling of four rapid Antigen Point of Care Tests (AgPOCTs) I-IV (Distributors: (I) Roche, (II) Abbott, (III) MEDsan and (IV) Siemens). METHODS: 100 RT-PCR negative and 84 RT-PCR positive oropharyngeal swabs were prospectively collected and used to determine performance and accuracy of these AgPOCTs. …”
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    Handling and accuracy of four rapid antigen tests for the diagnosis of SARS-CoV-2 compared to RT-qPCR
  18. 1638
    por Tom, Martin
    Publicado 2021
    “…METHODS: Within 30 days of equivocal MRI brain, subjects underwent (18)F-Fluciclovine PET/CT on a Siemens Biograph mCT scanner with a 10 mCi bolus dose immediately prior to PET. …”
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    BIMG-19. (18)F-FLUCICLOVINE PET/CT TO DISTINGUISH RADIATION NECROSIS FROM TUMOR PROGRESSION IN BRAIN METASTASES TREATED WITH STEREOTACTIC RADIOSURGERY: A PROSPECTIVE PILOT STUDY
  19. 1639
    “…TSH, thyroid hormones and TRAb were evaluated by electrochemiluminescent method (Roche) and TSI by chemiluminescent assay (Siemens). TRAb<1.75IU/L and TSI<0.55IU/L were considered negative. …”
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    Evaluation of TRAb and TSI Leves and Thyroid Function in Pregnant Women With Graves’ Disease and Newborn: Preliminary Data
  20. 1640
    “…Methods: Animal studies were approved by institutional ACUC and conducted using an 11.7 T Bruker Biospec system and a 3T Siemens Trio clinical scanner for rodent and canine imaging, respectively. …”
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    Deuterium oxide as a contrast medium for real-time MRI-guided endovascular neurointervention
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