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If a patient has a negative SLN, they do not require any further nodal treatment. The isolated groin recurrence risk is 2.5%3.
1. The primary vulvar lesion
2. The inguinofemoral lymph nodes
Lymph node status is the most important prognostic factor. Patients with one microscopically positive node have a prognosis similar to FIGO stage 1. In women with 3 or more positive nodes, the 5 year survival is below 50%7.
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