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Trial Title: Online Adaptive Radiotherapy Cervical Cancer With Reduced Margin for Cervical Cancer

NCT ID: NCT05880485

Condition: Uterine Cervical Neoplasm

Conditions: Official terms:
Uterine Cervical Neoplasms

Conditions: Keywords:
Uterine Cervical Neoplasm
Online Adaptive Radiotherapy

Study type: Interventional

Study phase: Phase 1/Phase 2

Overall status: Active, not recruiting

Study design:

Allocation: N/A

Intervention model: Single Group Assignment

Primary purpose: Treatment

Masking: None (Open Label)

Intervention:

Intervention type: Radiation
Intervention name: online adaptive radiotherapy
Description: PTV with 5-10 margins covers CTV
Arm group label: Online Adaptive Radiotherapy

Summary: Online adaptive radiotherapy (oART) has demonstrated to be feasible to reduce planning target volume (PTV) margins for cervical cancer. To explore the value of reduced margins in oART for cervical cancer, we conducted a prospective clinical trial to determine the clinical efficacy and toxicity of reduced margins.

Detailed description: This is an investigator-initiated efficacious, single-center, open-label clinical trial study. This study hypothesizes that the use of reduced PTV margins in oART for cervical cancer could decrease toxicity and achieve more accurate dosimetric coverage. A dose of 50.4 Gy is delivered to clinical target volume (CTV) with reduced margin oART. Patients receive cisplatin based concurrent chemotherapy. The primary endpoint is acute toxicity.

Criteria for eligibility:
Criteria:
Inclusion Criteria: 1. Patients must be informed of the investigational nature of this study and give written informed consent before treatment. 2. Age ≥18 years and ≤ 75 years. 3. Patients with newly histologically confirmed cervical cancer, including squamous cell carcinoma, adenocarcinoma and adenosquamous carcinoma, et al. 4. No evidence of para-aortic metastatic lymph nodes (MLNs) and inguinal lymph nodes on CT, MRI or positron emission tomograph (PET)/CT. 5. No contraindications to CT scanning. 6. No evidence of distant metastasis (FIGO stage IVB). 7. Adequate marrow: neutrophile granulocyte count ≥1.5*10^9/L, hemoglobin ≥ 80 g/L, platelet count ≥100*10^9/L. 8. Normal liver and kidney function: Creatinine (Cr) < 1.5 mg/dl, Alanine Aminotransferase (ALT), Aspartate Aminotransferase (AST) < 2*upper limit of normal (ULN). Exclusion Criteria: 1. With common iliac MLNs. 2. Tumor extended to the lower third of the vagina. 3. Tumor spread to mucosa of the bladder or rectum. 4. Prior surgery (including pelvic or para-aortic lymph nodes resection, except for tumor biopsy), radiotherapy or chemotherapy to primary tumor or nodes. 5. Prior malignancy. 6. History of previous radiotherapy to the abdomen or pelvis. 7. Pregnancy or lactation. 8. Active inflammatory bowel disease, or history of severe stomach or duodenal ulcer. 9. Active infection with fever. 10. Patients with unacceptable risk that intracavitary brachytherapy can not be conducted. 11. Any severe disease which may bring unacceptable risk or affect the compliance of the trial, for example, unstable cardiac disease requiring treatment, renal disease, chronic hepatitis, diabetes with poor control, and emotional disturbance.

Gender: Female

Minimum age: 18 Years

Maximum age: 75 Years

Healthy volunteers: No

Locations:

Facility:
Name: Peking Union Medical College Hospital

Address:
City: Beijing
Zip: 100730
Country: China

Start date: February 2, 2023

Completion date: November 2025

Lead sponsor:
Agency: Peking Union Medical College Hospital
Agency class: Other

Source: Peking Union Medical College Hospital

Record processing date: ClinicalTrials.gov processed this data on November 12, 2024

Source: ClinicalTrials.gov page: https://clinicaltrials.gov/ct2/show/NCT05880485

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