Sentences with phrase «nodal basin»

However, it is clear that nodal basin recurrence can occur years or even decades after initial surgery, [2] so patients who choose nodal observation are committed to long - term follow - up of uncertain value.

The rationale for an observational approach is to avoid the morbidity of lymphadenectomy (specifically to avoid the possibility of lymphedema) for two subsets of patients who never manifest isolated recurrence in the lymph node basin: those who have no melanoma remaining in the nodal basin and those who experience distant treatment failure at or before the time of nodal recurrence.