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Clinical Trials/NCT06837480
NCT06837480RecruitingNot Applicable

Placebo-Controlled Phase II Randomized Clinical Trial of Photobiomodulation Therapy in Head and Neck Cancer Survivors With Chronic Lymphedema

Abramson Cancer Center at Penn Medicine2 sites in 1 country150 target enrollmentStarted: January 15, 2026Last updated:
Conditions
Interventions

Trial Snapshot

Phase
Not Applicable
Status
Recruiting
Enrollment
150
Locations
2
Primary Endpoint
Total Severity of External Lymphedema

Study Overview

Brief Summary

The U.S. Food and Drug Administration approved photobiomodulation therapy (PBMT) as a treatment for breast cancer-related arm lymphedema (BCRL) in 2006. The investigators conducted two pilot clinical trials. Results demonstrated the feasibility, acceptability, and preliminary efficacy of PBMT for the treatment of chronic lymphedema in head and neck cancer (HNC) survivors. The objective of this study is to further investigate and confirm the positive effects of PBMT on HNC-related chronic lymphedema.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
Triple (Participant, Care Provider, Investigator)

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

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

Arms & Interventions

ARM A: PBMT12

Active Comparator

After completion of the baseline measures, participants in ARM A will be scheduled for PBMT twice a week for 6 weeks followed by sham therapy once per week for 6 weeks (a total of 18 sessions: 12 PBMT and 6 sham therapy sessions).

Intervention: LTU-904 Portable Laser Therapy Unit (active laser device) (Device)

ARM A: PBMT12

Active Comparator

After completion of the baseline measures, participants in ARM A will be scheduled for PBMT twice a week for 6 weeks followed by sham therapy once per week for 6 weeks (a total of 18 sessions: 12 PBMT and 6 sham therapy sessions).

Intervention: LTU-904 Portable Laser Therapy Unit (sham/inactive laser device) (Device)

ARM B: PBMT18

Active Comparator

After completion of the baseline measures, participants in ARM B will be scheduled for PBMT twice a week for 6 weeks followed by PBMT once per week for 6 weeks (a total of 18 PBMT sessions).

Intervention: LTU-904 Portable Laser Therapy Unit (active laser device) (Device)

ARM C: Placebo

Sham Comparator

After completion of the baseline measures, participants in ARM C will receive sham therapy, twice a week for 6 weeks followed by sham therapy once per week for 6 weeks (a total of 18 sham therapy sessions).

Intervention: LTU-904 Portable Laser Therapy Unit (sham/inactive laser device) (Device)

Outcomes

Primary Outcomes

Total Severity of External Lymphedema

Time Frame: Pre-intervention, after 12 sessions, after 18 sessions (end-of-intervention), 3-, 6-, 9-and 12-month post-intervention

Head and Neck Lymphedema and Fibrosis Assessment Criteria. External lymphedema is measured by HN-LEF Assessment Criteria. The total external lymphedema severity score is calculated by summing the severity score of each site (total 9 sites, severity score ranging from 0-27). For each site, the severity of LEF includes no lymphedema (=0), mild (=1), moderate (=2), and severe (=3). Change in total severity of external lymphedema from baseline to 12-month post-intervention visits. A larger reduction in this score means more reduction in the severity of external lymphedema.

Secondary Outcomes

  • Total Severity of Internal Lymphedema(Pre-intervention, after 18 sessions (end-of-intervention), 12-month post-intervention)
  • Symptom Burden Score(Pre-intervention, after 12 sessions, after 18 sessions (end-of-intervention), 3-, 6-, 9-and 12-month post-intervention)
  • Jaw Range of Motion Degree(Pre-intervention, after 12 sessions, after 18 sessions (end-of-intervention), 3-, 6-, 9-and 12-month post-intervention)
  • Neck Range of Motion Degree(Pre-intervention, after 12 sessions, after 18 sessions (end-of-intervention), 3-, 6-, 9-and 12-month post-intervention)
  • Shoulder Range of Motion Degree(Pre-intervention, after 12 sessions, after 18 sessions (end-of-intervention), 3-, 6-, 9-and 12-month post-intervention)
  • Quality of Life Score(Pre-intervention, after 12 sessions, after 18 sessions (end-of-intervention), 3-, 6-, 9-and 12-month post-intervention)

Investigators

Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Jie Deng

Professor, PhD

Abramson Cancer Center at Penn Medicine

Study Sites (2)

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