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Plasma HPV ctDNA as a dynamic biomarker for treatment response and prognosis in locally advanced cervical cancer: protocol for a prospective cohort study

Human Papillomavirus Circulating Tumor DNA Detection for Early Monitoring of Residual Lesions After Concurrent Chemoradiotherapy in Cervical Cancer

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600120726
Enrollment
Unknown
Registered
2026-03-18
Start date
2026-04-01
Completion date
Unknown
Last updated
2026-03-23

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Locally advanced cervical cancer

Interventions

Standard concurrent chemoradiotherapy group:NA

Sponsors

Tianjin Medical University Cancer Institute & Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Female patients aged 18–75 years; 2. Histologically confirmed cervical squamous cell carcinoma, adenocarcinoma, or adenosquamous carcinoma based on biopsy specimens reviewed by experienced pathologists; 3. Locally advanced cervical cancer (LACC) staged IB2, IB3, II, III, or IVA according to the 2018 International Federation of Gynecology and Obstetrics (FIGO) staging system, with staging confirmed by clinical examination and imaging studies, including pelvic magnetic resonance imaging (MRI) and/or positron emission tomography–computed tomography (PET-CT); 4. Baseline confirmation of high-risk HPV infection (types 16 or 18) by quantitative HPV DNA testing; 5. Planned to receive, and medically able to tolerate, definitive concurrent chemoradiotherapy (CCRT) with curative intent; 6. Eastern Cooperative Oncology Group (ECOG) performance status of 0–1; 7. Adequate bone marrow, hepatic, and renal function to meet treatment requirements; 8. Estimated life expectancy of at least 6 months; 9. Ability to understand the study requirements, comply with the study protocol and follow-up schedule, and provide written informed consent.

Exclusion criteria

Exclusion criteria: 1. female patients aged 18–75 years; 2. histologically confirmed cervical squamous cell carcinoma, adenocarcinoma, or adenosquamous carcinoma based on biopsy specimens reviewed by experienced pathologists; 3. LACC staged as International Federation of Gynecology and Obstetrics (FIGO) 2018 classification stage IB2, IB3, II, III, or IVA, confirmed by clinical examination and imaging studies including pelvic magnetic resonance imaging (MRI) and/or positron emission tomography-computed tomography (PET-CT); 4. baseline confirmation of high-risk HPV infection (types 16 and 18) by quantitative HPV DNA testing performed on cervical tissue or liquid-based cytology samples using polymerase chain reaction (PCR)-based assays; 5. planned to receive and medically able to complete definitive CCRT with curative intent; 6. Eastern Cooperative Oncology Group (ECOG) performance status 0–1; 7. adequate bone marrow function (white blood cell count >=3.0×10?/L, absolute neutrophil count >=1.5×10?/L, platelet count >=100×10?/L, hemoglobin >=90 g/L), adequate hepatic function (total bilirubin =60 mL/min); 8. estimated life expectancy =6 months; 9. ability to comply with the study protocol and scheduled follow-up visits; 10. provision of written informed consent.

Design outcomes

Primary

MeasureTime frame
Progression-Free Survival (PFS);

Secondary

MeasureTime frame
Overall survival (OS);Objective response rate (ORR);Dynamic changes in plasma HPV ctDNA levels;Predictive performance of HPV ctDNA for disease recurrence;Concordance between ctDNA and imaging;

Countries

China

Contacts

Public ContactHou Hailing

Tianjin Medical University Cancer Institute & Hospital

18622187916@163.com+86 186 2218 7916

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Apr 3, 2026