Rectal retractor in prostate cancer
Not Applicable
- Conditions
- Prostate cancer.Malignant neoplasm of prostate
- Registration Number
- IRCT20180919041070N4
- Lead Sponsor
- Iran University of Medical Sciences
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete
- Sex
- Male
- Target Recruitment
- 36
Inclusion Criteria
Patients with localized prostate cancer who are candidates for radiation therapy with 5 fields technique
pathologically confirmed prostate cancer in patients who have not undergone prostate surgery
Exclusion Criteria
Anorectal disorders (Hemorrhoidsm, rectal fistula)
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Early and late lower gastrointestinal complications grade based on Radiation therapy oncology group (RTOG) criteria. Timepoint: During treatment course, 1-3 months after treatment, 9-12 months after treatment. Method of measurement: according to Radiation therapy oncology group (RTOG) criteria.;Rectum to prostate distance in CT scan images. Timepoint: At the beginning of study (During intervention). Method of measurement: Axial CT scan images.
- Secondary Outcome Measures
Name Time Method Maximum dose (Dmax). Timepoint: at the intervention time. Method of measurement: Radiation therapy treatment planning system (Varian Eclipse v.13.6 ).;Minimum dose (Dmin). Timepoint: at the intervention time. Method of measurement: Radiation therapy treatment planning system (Varian Eclipse v.13.6 ).;Mean dose (Dmean). Timepoint: at the intervention time. Method of measurement: Radiation therapy treatment planning system (Varian Eclipse v.13.6 ).;Dose 30% (D30%): The dose that covers 30% of rectum. Timepoint: at the intervention time. Method of measurement: Radiation therapy treatment planning system (Varian Eclipse v.13.6 ).;Dose 50% (D50%): The dose that covers 50% of rectum. Timepoint: at the intervention time. Method of measurement: Radiation therapy treatment planning system (Varian Eclipse v.13.6 ).;Dose volume histograms for rectum and planning treatment volume (PTV). Timepoint: at the intervention time. Method of measurement: Radiation therapy treatment planning system (Varian Eclipse v.13.6 ).