Prostate Cancer
Conditions
Interventions
Gold Standard:Senior radilogists delineate prostate cancer lesions on the T2-weighted sequence of the MR images based on the pathology report description. The delineation results undergo review by ano
Index test:Doctors read MR image without AI assisted
Doctors read MR image in AI software assisted conditions.
Sponsors
The First People's Hospital of Changzhou
Eligibility
Sex/Gender
Male
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: Positive Case Inclusion Criteria: 1. Male patients aged =18 years old; 2. Completed prostate or abdominal pelvic MRI examination, including T2W non-fat-suppressed cross-sectional sequence, DWI sequence, ADC sequence; 3. Image slice thickness =1mm, =7mm; 4. Highest b value in DWI sequence =600 s/mm2; 5. Pathologically confirmed positive cases (interval between pathological examination and MR examination =1 month). Negative Case Inclusion Criteria: 1. Male patients aged =18 years old; 2. Completed prostate or abdominal pelvic MRI examination, including T2W non-fat-suppressed cross-sectional sequence, DWI sequence, ADC sequence; 3. Image slice thickness =1mm, =7mm; 4. Highest b value in DWI sequence =600 s/mm2; 5. Pathologically confirmed negative cases (interval between pathological examination and MR examination =1 month) or negative cases confirmed through at least one year of clinical follow-up examinations.
Exclusion criteria
Exclusion criteria: 1. Incomplete imaging scan coverage; 2. Poor MR image quality affecting interpretation (such as significant artifacts, excessive image noise, etc.); 3. History of prior prostate biopsy, surgery, radiotherapy, or medication treatment; 4. Inadequate ADC sequence; 5. Pathologically confirmed positive lesions that are difficult to recognize on the MR images; 6. Cases deemed unsuitable for inclusion by the researcher.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Sensitivity;Specificity;AFROC-AUC; | — |
Countries
China
Contacts
Public ContactWei Xing
The First People's Hospital of Changzhou
Outcome results
None listed