Pancreas disease
Conditions
Interventions
Index test:Ultrasound localization microcirculation imaging: 1. qualitative parameters
Sponsors
General Hospital of the People's Liberation Army of China
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1.Age>=18 years. 2.Patients scheduled to undergo contrast-enhanced ultrasound of the pancreas at our hospital due to clinical suspicion of a pancreatic space-occupying lesion. 3.Voluntary participation in this study and provision of written informed consent.
Exclusion criteria
Exclusion criteria: 1.Presence of contraindications to ultrasound contrast agents (e.g., allergy to sulfur hexafluoride, severe cardiopulmonary insufficiency, right-to-left cardiac shunt). 2.Pregnancy or lactation. 3.Inability to cooperate and complete the ultrasound examination (e.g., due to severe dyspnea). (4) Having received any treatment for the suspected pancreatic lesion prior to enrollment. (5) Unclear diagnosis after evaluation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Diagnostic performances of qualitative parameters(Density pattern);Diagnostic performances of quantitative parameters(vessel ratio,density,velocity,perfusion,et al); | — |
Secondary
| Measure | Time frame |
|---|---|
| The differences in the quantitative parameters for the differential diagnosis(vessel ratio,density,velocity,perfusion,et al);The differences in the qualitative parameters for the differential diagnosis(Density pattern);Relationships between the quantitative parameters and histologic biomarkers;The evaluation of inter-reader and intra-reader reproducibility; | — |
Countries
China
Contacts
Public ContactZhang Mingbo
General Hospital of the People's Liberation Army of China
Outcome results
None listed