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Head and Neck CancerPhase 2SAVALNCT06088381

Selective Adjuvant Therapy for HPV-mediated Oropharynx SCCs Based on Residual Circulating Tumor DNA Levels (SAVAL)

A Phase 2 study testing Experimental Observation and Circulating Tumor DNA test (ctDNA test) in people with Head and Neck Cancer and Head and Neck Squamous Cell Carcinoma, run by University of Maryland, Baltimore at 5 sites in United States.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial summary

Patients with human papillomavirus (HPV)-related oropharyngeal cancer generally have favorable outcomes and how well they do depends on the specific details about the patient and their cancer. How well they do isn't as related to the kinds of treatment they get. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Experimental Observation and Circulating Tumor DNA test (ctDNA test)
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
61 participants
Where
5 sitesUnited States
Study dates
7 Mar 2024to 18 Dec 2030
Phase
Phase 2
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Is there pathologically (histologically or cytologically) proven diagnosis of p16+ squamous cell carcinoma (including the histological variants papillary squamous cell carcinoma and basaloid squamous cell carcinoma) of the oropharynx or p16+ squamous cell carcinoma unknown primary? Note: specimen from cervical lymph nodes with a well-defined primary site documented clinically or radiologically is acceptable; in patients with carcinoma of unknown primary this will be sufficient for pathologic confirmation without a clinically or radiographically defined primary site.
  • Does the patient have clinical stage T0-3, N0-N1, and M0 disease (AJCC 8th edition) as defined by physical examination and appropriate imaging (PET/CT preferred, CT neck with IV contrast with CT chest without contrast as recommended alternative to PET/CT) with imaging within 60 days of enrollment?
  • Has the patient completed a ctDNA evaluation with results demonstrating positive ctDNA levels prior to surgery either in blood or on biopsy tissue?
  • Upon multi-disciplinary review, is the patient a candidate for TORS based on evaluation by ear, nose, throat (ENT) and review at multi-disciplinary tumor board?
  • Was a general history and physical examination performed by a radiation oncologist, medical oncologist, or head and neck surgeon within 60 days prior to registration?
  • Was the patient's Zubrod Performance Status 0-1 within 30 days prior to registration?
Show all 9Show fewer
  • Is the patient ≥ 18 years of age?
  • If a woman of child-bearing potential or sexually active male, is the patient willing to use effective contraception throughout their participation in the treatment phase of the study and at least 180 days following the last study treatment.
  • Did the patient provide study specific informed consent prior to study entry, including consent for mandatory submission of tissue for required p16 review?

Who cannot join

  • Does the patient have cancer considered to be from an oral cavity site (oral tongue, floor mouth, alveolar ridge, buccal or lip), nasopharynx, hypopharynx, or larynx?
  • Does the patient have distant metastasis?
  • Does the patient have prior invasive malignancy (except non-melanomatous skin cancer and low/intermediate risk prostate cancer) unless disease free for a minimum of 3 years?
  • Did the patient have prior systemic chemotherapy for the study cancer (prior chemotherapy for a different cancer is allowable)?
  • Did the patient have prior radiotherapy to the region of the study cancer that would result in overlap of radiation therapy fields?
  • Did the patient have prior cancer related surgeries of the head and neck excluding superficial removal of cutaneous skin malignancies?
Show all 9Show fewer
  • Does the patient have any co-morbid condition or concern that may interfere with follow up per experimental arm?
  • Does the patient have an active drug or alcohol dependency that in the opinion of the investigator would limit compliance with study requirements?
  • Is the patient pregnant or nursing (an exception will be made for nursing patients that are not receiving chemotherapy)?

Trial locations and contacts

5 sites in 1 country. Contact the study team or a site near you to ask about taking part.

Jason K Molitoris, MD, PhD contact

410-328-6080

jmolitoris@umm.edu

Kelly Kitzmiller, MPH contact

410-369-5264

kelly.kitzmiller@umm.edu

5 sites in 1 country

United States5 sites, 5 recruiting
  • Maryland Proton Treatment Center

    Baltimore, Maryland, 21201

    Kelly Kitzmiller, 410-369-5246, kelly.kitzmiller@umm.edu

    Recruiting
  • University of Maryland Greenebaum Cancer Center

    Baltimore, Maryland, 21201

    Kelly Kitzmiller, BS, 410-369-5246, kelly.kitzmiller@umm.edu

    Recruiting
  • Upper Chesapeake Health

    Bel Air, Maryland, 21014

    Lalicia Roman, 443-643-1877, lalicia.roman@umm.edu

    Not yet recruiting
  • Central Maryland Radiation Oncology

    Columbia, Maryland, 21044

    Kelly Kitzmiller, 410-369-5246, kelly.kitzmiller@umm.edu

    Not yet recruiting
  • Baltimore Washington Medical Center

    Glen Burnie, Maryland, 21061

    Pilar Strycula, P.Strycula@umm.edu

    Pilar

    Not yet recruiting

Other trials in United States

About this study

Official title: A Single Arm Phase II Trial Evaluating Selective Adjuvant Therapy for HPV-mediated Oropharynx SCCs Based on Residual Circulating Tumor DNA Levels (SAVAL)

Patients with human papillomavirus (HPV)-related oropharyngeal cancer generally have favorable outcomes and how well they do depends on the specific details about the patient and their cancer. How well they do isn't as related to the kinds of treatment they get. However, there are significant side effects for the various types of treatments they may get. Because these patients generally have favorable outcomes no matter the kind of treatment, reducing side effects should be a priority when choosing their treatment.

The goal of this clinical research study is to evaluate whether a new blood test called a Circulating Tumor DNA test (ctDNA test) can decrease the number of people that require radiation after surgery. This blood test is often elevated in people when they are diagnosed with head and neck cancer. There are studies that show that cancer most often returns when this blood test is positive after treatment. This study will test patients' blood before and after surgery. In cases where the test is negative after surgery, people on the study will not receive radiation unless they are considered high risk based on surgery findings. The hope is that radiation and its potential side effects can be limited to only people that need the treatment.

Read the detailed description

Patients with human papillomavirus (HPV) or its surrogate marker p16, positive oropharyngeal squamous cell carcinoma (hereafter p16+OPSCC) exhibit favorable overall survival rates of 70-100% at 3 years. These outcomes are dependent on disease burden and patient characteristics and independent of treatment modality. Significant treatment related side effects exist despite advances in radiotherapy technology, surgical techniques, and supportive care. In addition to common acute toxicities, their favorable overall survival potentially places these patients at increased risk for developing long-term treatment-induced side-effects. Therefore, it is important to establish novel management approaches that maintain excellent current clinical outcomes while effectively reducing acute and long-term side effects.

The de-escalation trials for surgical management have explored various combinations of dose-reduction, while preserving favorable oncologic outcomes for patients. Prospective trials have demonstrated efficacy, safety, and functional benefit following treatment reduction to the primary tumor, regional lymph node metastasis, and the elective nodal volume. Therefore, newer approaches of combining the treatment modifications from each of these treatment fields offer the potential to have substantial harm reduction for future patients.

Cell free HPV tumor DNA (ctDNA) has emerged as a method to monitor the presence of disease and is a promising biomarker. Changes in expression of ctDNA post treatment with TransOral Robotic Surgery (TORS) or radiation therapy (RT) with or without chemotherapy are observed and clearance of ctDNA is associated with a favorable prognosis. These promising findings have led several groups to initiate clinical trials evaluating observation in patients after definitive oropharyngeal cancer removal and subsequent clearance of ctDNA levels. Data suggests that patients who initially undergo observation following TORS have similar rates of distant metastases and favorable rates of salvage. To date, an observation-based approach has not been adopted for intermediate risk patients due to challenges identifying optimal cohorts for observation and concern for increased treatment related toxicity for patients who do require salvage. In this trial, the investigators propose use of ctDNA clearance to identify patients who are optimal for observation. This protocol tests the hypothesis that patients currently recommended for adjuvant RT based on intermediate risk factors can be observed post-TORS when ctDNA is cleared.

Patients with p16+OPSCC who are candidates for surgery (TORS) and have positive ctDNA will be offered registration for the study prior to surgical resection. After TORS, all patients will have ctDNA drawn within 2-14 days post operatively. Combined with pathological criteria, all patients will be stratified into one three risk groups; low risk, intermediate risk, high risk. The low risk group will be observed (no radiation) per standard of care (SOC). The intermediate group (intermediate pathological features and negative ctDNA) will also be observed (no radiation) per the experimental arm. The high risk group will receive adjuvant treatment (RT +/- chemotherapy) per SOC.

Being tested
Experimental Observation, Observation per Standard of Care, Adjuvant Treatment per Standard of Care, Circulating Tumor DNA test (ctDNA test)
Keywords
Transoral Robotic Surgery (TORS), Head and Neck Cancer, Oropharynx Cancer, HPV p16 Oropharynx Cancer, Proton Therapy, Photon Therapy
Medical subject headings
Head and Neck Neoplasms, Squamous Cell Carcinoma of Head and Neck, Oropharyngeal Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Experimental ObservationOther

    Patients on the experimental arm will be under observation only.

  • Observation per Standard of CareOther

    The low-risk group of patients will be observed per standard of care.

  • Adjuvant Treatment per Standard of CareRadiation

    The high-risk group of patients will receive adjuvant treatment per standard of care (Radiation with or without chemotherapy)

  • Circulating Tumor DNA test (ctDNA test)Diagnostic test

    Blood test for diagnostic and surveillance purposes measuring expression of Cell free HPV tumor DNA (ctDNA) in the blood. Patients will undergo ctDNA within 90 days pre-transoral robotic surgery(TORS), 2-14 days post TORS, then every 3 months (except for at 21 months) for 2 year post completion of initial therapy or salvage therapy.

Study groups in NCT06088381
Study groupRoleWhat they receive
Intermediate Risk Experimental ObservationExperimentalRequires the following criteria: 1. Pathological T1-3 N1-2 with negative surgical margins 2. Absent or microscopic extracapsular extension(ECE) (≤1mm) 3. ctDNA positive pre-operatively and negative post-operatively This group will undergo observation on the experimental arm of the study. They will be monitored for toxicity, Quality of Life (QoL) and outcomes evaluation. Suspected locoregional recurrence (LRR) based on physical examination, imaging or increasing ctDNA will undergo completion of workup at the discretion of the University of Maryland Head and Neck tumor board. LRR will be offered salvage treatment based on recommendations from multi-disciplinary discussion. Salvage therapy could include surgical resection (with or without adjuvant treatment), and definitive RT (with or without chemotherapy).
Receives: Other: Experimental Observation; Other: Observation per Standard of Care; Radiation: Adjuvant Treatment per Standard of Care; Diagnostic Test: Circulating Tumor DNA test (ctDNA test)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Progression-free Survival (PFS)

    Percent PFS at 2 year post last treatment inclusive of patients undergoing salvage treatment for LRR.

    Measured: 2 year post last treatment

Secondary outcomes (9)
  1. Rate of Recurrence

    Rate of recurrence at one year post TORS with negative ctDNA

    Measured: 1 year post TORS

  2. Rate of Salvage

    Rate of salvage for locoregional recurrence (LRR) after TORS

    Measured: 2 years post TORS

  3. Locoregional recurrence (LRR)

    Measured: 2 year post last treatment

  4. Overall Survival (OS)

    Measured: 2 year post last treatment

  5. Number of participants free from distant metastases

    Freedom from Distant Metastases (FFDM) at 2 years post last treatment

    Measured: 2 year post last treatment

  6. Number of participants with grade 2/3 xerostomia

    defined by PRO-CTCAE (patient-reported outcome (PRO) measurement system - Common Terminology Criteria for Adverse Events (CTCAE))

    Measured: 1-year following completion of treatment

  7. Patient scores from the questionnaire called The Monroe Dunaway Anderson Dysphagia Inventory (MDADI)

    The M.D. Anderson Dysphagia Inventory is a self-administered questionnaire designed specifically for evaluating the impact of dysphagia on the Quality of Life (QOL) of patients with head and neck cancer.

    Two scores are obtained: a Global Score and a Composite Score. Global Score ranges from 1 (extremely low functioning) to 5 (high functioning) Composite Score ranges from 20 (extremely low functioning) to 100 (high functioning)

    Measured: 1-year following completion of treatment

  8. PEG-tube rate

    Percutaneous endoscopic gastrostomy (PEG)-tube rate

    Measured: 2-year following completion of treatment

  9. Rate of recurrence in all patients (Groups 1, 2 and 3) stratified by group and post TORS ctDNA levels

    Rate of recurrence stratified by group and post TORS ctDNA levels

    Measured: 1 year post TORS

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted18 Oct 2023
  2. Study start7 Mar 2024
  3. Primary completion18 Dec 2028 (estimated)
  4. Study completion18 Dec 2030 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
61 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06088381
Sponsor's protocol ID
HP-00106914
Acronym
SAVAL
Status last verified
Nov 2025
First submitted
28 Sep 2023
Last updated
10 Nov 2025
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Experimental Observation and Circulating Tumor DNA test (ctDNA test) in people with Head and Neck Cancer and Head and Neck Squamous Cell Carcinoma, run by University of Maryland, Baltimore at 5 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: looking for participants now, as of the sponsor's last update on 10 Nov 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 5 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Jason K Molitoris, MD, PhD (410-328-6080, jmolitoris@umm.edu), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Progression-free Survival (PFS) (time frame: 2 year post last treatment). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 10 Nov 2025; AzTrials last refreshed its copy on 26 Oct 2026.

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