Photobiomodulation in Head and Neck Cancer-Related Chronic Lymphedema

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.