Photobiomodulation for chronic head and neck lymphedema
Official title: Placebo-Controlled Phase II Randomized Clinical Trial of Photobiomodulation Therapy in Head and Neck Cancer Survivors With Chronic Lymphedema
Run by Abramson Cancer Center at Penn Medicine · NCT06837480 · Data updated 2026-11-12
This will test whether photobiomodulation (low-level laser) can reduce chronic lymphedema in people who were treated for head and neck cancer.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 150 (estimated) |
| Sponsor | Abramson Cancer Center at Penn Medicine Academic / other |
| Locations | 2 sites (Philadelphia, Pennsylvania and 1 other locations) |
| Status | Recruiting |
| Started | January 15, 2026 |
| Main results expected | August 30, 2029 |
| Study ends | November 30, 2029 |
| Registry record updated | June 23, 2026 |
| Trial ID | NCT06837480 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults (≥18) with biopsy-confirmed head and neck cancer who are cancer-free 12–60 months after treatment, have chronic external lymphedema for at least 6 months involving two or more sites with at least one site of moderate severity, and who have not responded to prior lymphedema therapy.
✕Probably not a fit
Patients with active cancer, pregnancy or other medical conditions that make photobiomodulation unsafe, those who currently respond well to standard lymphedema care, or those unable to travel to study sites are unlikely to benefit from participation.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
Adults who are cancer-free 12–60 months after treatment for biopsy-confirmed head and neck cancer and who have chronic external lymphedema will receive either an active LTU-904 portable laser device or a sham inactive device. The trial builds on prior pilot work and uses HN-LEF criteria to document at least two sites of external lymphedema with one site of moderate severity. Outcomes will track changes in lymphedema severity, functional measures, and patient-reported symptoms over the treatment period. The intervention targets patients who have not responded to prior lymphedema therapy and requires in-person visits at participating centers.
Why it matters
Potential benefit: If successful, this noninvasive laser therapy could reduce swelling, improve neck and facial function, and enhance quality of life for survivors with chronic lymphedema.
How similar studies have gone: Previous pilot trials in head and neck cancer survivors demonstrated feasibility, acceptability, and preliminary efficacy, and photobiomodulation is already FDA-approved for breast cancer–related arm lymphedema.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: \>18 years of age Biopsy proven head and neck cancer No evidence of cancer at the time of study enrollment, between 12- and 60-month post-cancer treatment Chronic lymphedema (defined as lymphedema persisting for a minimum of 6 months) A minimum of 2 sites of external lymphedema At least 1 site with lymphedema of moderate severity as assessed using the HN-LEF Assessment Criteria Failed lymphedema therapy (defined as any of the following: incomplete response to therapy, progression of lymphedema after therapy, inability to perform effective self-care resulting in fluid re-accumulation; and inability to complete treatment due to systems barriers). In addition, patients must be able to understand English in order to complete questionnaires; and to provide informed consent. Exclusion Criteria: Patients will be excluded if they have any of the following medical conditions that would prohibit the safe implementation of PBMT: Women of childbearing age and potential Acute cellulitis within the soft tissues in the head and neck region Chronic inflammatory diseases Venous thrombosis Carotid artery stenosis Requiring ongoing use of diuretics and corticosteroids Pre-existing skin rash, ulceration, open wound in the treatment area Active lymphedema or physical therapy (including hyperbaric oxygen or trental) Allergic and other systemic skin diseases
Where it's running
-
University of Pennsylvania Abramson Cancer Center
Philadelphia, Pennsylvania, United States Recruiting -
Vanderbilt University Medical Center
Nashville, Tennessee, United States Recruiting
Study contacts
- Study coordinator: Jie Deng, PhD
- Email: jiedeng@nursing.upenn.edu
- Phone: 2155732393
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.