MRI-guided protection of salivary ducts to reduce dry mouth after head and neck radiation

A Phase II Randomized Assessment of Sparing Parotid Ducts via MRI Sialography for Reduced Patient Reported Xerostomia

NIH-funded research Univ of North Carolina Chapel Hill · NIH-11332094

This project tries using MRI to map and spare salivary ducts during radiation for head and neck cancer so patients have less dry mouth.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniv of North Carolina Chapel Hill NIH-funded
Lab location1 site (Chapel Hill, United States)
Project IDNIH-11332094 on NIH RePORTER

What this research studies

If you have head and neck cancer and need radiation, doctors will use a special MRI (sialography) to pinpoint the ducts inside the parotid salivary glands and plan beams to avoid those ducts when possible. Patients will be randomly assigned to receive duct-sparing radiation planning or conventional parotid-sparing planning. Researchers will collect patient-reported dry mouth symptoms and other quality-of-life measures after treatment to compare the two approaches. The goal is to preserve the salivary stem/progenitor cells in the ducts so the glands can better recover after radiation.

Who could benefit from this research

Good fit: People with head and neck cancer who are scheduled for radiotherapy and can undergo MRI sialography would be the ideal candidates.

Not a fit: Patients whose tumor location or treatment needs prevent sparing the parotid ducts, or who cannot have MRI, are unlikely to benefit from this approach.

Why it matters

Potential benefit: If successful, this approach could reduce long-term radiation-induced dry mouth and improve chewing, swallowing, speech, and overall quality of life.

How similar studies have performed: Reducing overall radiation dose has improved symptoms in some prior studies but dry mouth remained common, and duct-focused sparing guided by MRI is a newer idea that has not yet been widely proven.

Where this research is happening

Chapel Hill, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions American Joint Committee on Cancer
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.