Neurofibroma of the Tibial Nerve Mimicking Popliteal Lymph Node Metastasis in Malignant Melanoma

Approximately 15% of all patients with melanoma develop metastases, of which 50% are regional lymph node metastases after primary tumor excision. Although most metastases are detected using clinical examination, ultrasonography, when used, is more sensitive for early detection.1Case ReportA 63-year-