Brain tumors (gliomas, meningioma, pituitary tumor, brain metastases)
Conditions
Interventions
Gold Standard:Patients with clinical and radiology diagnosed brain tumors.
Index test:The Image Quality (IQ) and diagnostic confidence of Spectral Precise Image reconstructions is at least as good as (non-inferior to)-iDose4 for conventional images and spectral images of Mon
Sponsors
Union Hospital, Tongji Medical College, Huazhong University of Science and Technology
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1.Patients with clinical and radiology (MRI/CT) diagnosed brain tumors; 2.Patients who underwent contrast enhanced scans using the Spectral CT 7500; 3.Study participants with age >= 18 years old; 4.Study participants that have signed Informed Consent Form (ICF).
Exclusion criteria
Exclusion criteria: 1.The clinical data or radiological information is considered incomplete after evaluation by the investigator; 2.Study participant that was enrolled in this study in the past; 3.Data from study participants deemed unsuitable for enrollment based on the investigator’s evaluation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The Image Quality (IQ) and diagnostic confidence of Spectral Precise Image reconstructions is at least as good as (non-inferior to)-iDose4 for spectral images of MonoE (MonoE 40keV and MonoE 50keV);The Image Quality (IQ) and diagnostic confidence of Spectral Precise Image reconstructions is at least as good as (non-inferior to)-iDose4 for conventional images.; | — |
Secondary
| Measure | Time frame |
|---|---|
| To evaluate the lesion detection rate of SPI compared to the iDose4 reconstruction method.;To evaluate the objective quality (Noise, SNR, CNR) of the image reconstructed with SPI in comparison with iDose4; | — |
Countries
China
Contacts
Public ContactWang Jing
Union Hospital, Tongji Medical College, Huazhong University of Science and Technology
Outcome results
None listed