Lymphovenous Bypass Procedure Before Underarm Lymph Node Surgery in Preventing Lymphedema in Patients With Inflammatory or Locally Advanced Non-inflammatory Breast Cancer or Melanoma

Inclusion Criteria: * Patients greater than or equal to 18 years of age. * Patients willing to participate. * Patients able to complete informed consent. * Patients will be eligible for inclusion if they fall into one for two groups: * Patients with inflammatory breast cancer, and those with locally advanced non-inflammatory breast cancer that are undergoing ALND and are anticipated to receive radiation therapy * Or: Patients with a diagnosis of melanoma (including unknown primary) that will undergo ALND will also be eligible for inclusion in the study as a comparator group. Exclusion Criteria: * Patients taking anticoagulants within 7 days prior to surgery. * Patients that are known to be pregnant at the time of surgery. * Patients are available for follow-up less than 18 months or do not undergo measurements within the scheduled period. * Patients with body mass index (BMI) greater than 50.0.