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De-escalated Radiation for Human Papillomavirus-Positive Squamous Cell Carcinoma of the Oropharynx

De-escalated Radiation for Human Papillomavirus-Positive Squamous Cell Carcinoma of the Oropharynx

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT05600842
Enrollment
111
Registered
2022-11-01
Start date
2022-11-03
Completion date
2026-11-01
Last updated
2026-05-05

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

Conditions

HPV Positive Oropharyngeal Squamous Cell Carcinoma

Brief summary

This is a single-arm, observational registry study determining the effects of reduced radiation dose in select patients with human papillomavirus (HPV) positive oropharyngeal cancer.

Interventions

RADIATIONIntensity-Modulated Radiation Therapy (IMRT)

IMRT will be given in 30 daily fractions at 2 Gy per fraction (60 Gy total) beginning Day 1; Six fractions will be delivered per week. High risk patients will receive induction chemotherapy with 2 cycles of carboplatin and paclitaxel.

Sponsors

University of California, Irvine
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Pathologically (histologically or cytologically) proven (from primary lesion and/or lymph nodes) diagnosis of human papillomavirus (HPV)-positive oropharyngeal squamous cell carcinoma. HPV-positivity will be defined as tumors that are p16-positive by immunohistochemistry. Numerous studies have demonstrated near 100% agreement between p16 and HPV for patients with oropharyngeal cancer. As such, the use of p16 has been accepted as an appropriate surrogate for HPV status. * Clinical stage I, II, or III disease (AJCC Eighth Edition); Note: Patients with M1 tumors (distant metastases) are not eligible; * History/physical examination within 6 weeks prior to registration, including assessment of weight and recent weight loss; * Age ≥ 18; * PET/CT within 6 weeks prior to registration; * Patients must sign a study-specific informed consent form prior to study entry. * Both men and women and members of all races and ethnic groups are eligible for this trial. Non-English speaking, deaf, hard of hearing and illiterate individuals are eligible for this trial.

Exclusion criteria

* Prior invasive malignancy (except non-melanomatous skin cancer) unless disease free for a minimum of 3 years; * Patients who have had initial surgical treatment other than the diagnostic biopsy of the primary site or nodal sampling of the neck disease are excluded; * Prior systemic chemotherapy for the study cancer; note that prior chemotherapy for a different cancer is allowable; * Receipt of prior radiotherapy that would result in overlap with proposed field.

Design outcomes

Primary

MeasureTime frameDescription
2-Year Progression-Free SurvivalGiven the natural history of this disease, PFS will be monitored up to 2 years from registrationProgression-free survival (PFS) is defined as the time from registration to disease progression or death from any cause.

Secondary

MeasureTime frameDescription
Overall survivalGiven the natural history of this disease, overall survival will be monitored for up to 2 years from registrationSurvival time will be measured from the date of randomization to the date of death due to any cause or last follow-up.
Local-regional controlGiven the natural history of this disease, local-regional control will be monitored up to 2 years from registrationLocal-regional control is defined as the absence of local and/or regional progression.

Countries

United States

Contacts

PRINCIPAL_INVESTIGATOREric Chen, MD

Chao Family Comprehensive Cancer Center

CONTACTChao Family Comprehensive Cancer Center University of California, Irvine
ucstudy@uci.edu877-827-8839
CONTACTUniversity of California Irvine Medical

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 6, 2026