StrataXRT for the Prevention and Treatment of Radiation Dermatitis in Breast Cancer or Head and Neck Cancer Patients

Inclusion Criteria: * Patients will be adult (\> age of 18) patients. Both men and women and members of all races and ethnic groups will be included * Histologically confirmed malignancy for which standard curative measures in conjunction with radiotherapy are indicated to the following sites: whole breast/chest-wall for post-surgical radiotherapy or bilateral neck (levels one through six) for head and neck cancer * All head and neck cancer patients should have the left and right neck treated to the same dose when receiving bilateral neck irradiation * Ability to understand and the willingness to sign a written informed consent document Exclusion Criteria: * Clinically evident skin involvement of malignancy * Thin patients with nodal involvement requiring bolus * Patients with significant unshaven facial or chest wall hair compromising film application * Evidence of active cellulitis or wound infection involving anticipated treatment site * History of prior radiotherapy to involved site within 5 cm of anticipated treatment field * Eastern Cooperative Oncology Group (ECOG) performance status \>= 3 * Patients receiving concurrent capecitabine * Patient with skin grafts over treatment site(s) * Presence of psychological, familial, sociological or geographical condition potentially hampering compliance with the study protocol and follow-up schedule. (i.e. schizophrenia, autism, temporary housing during treatment, scheduling conflict immediately after treatment. This will need …