“…These can happen at the onset or during the evolution of the disease and they are frequently associated with hematogenous pathway and lymphatic invasion, with the less frequent locations being principally skin, bone, central nervous system (CNS), eye, breast, bronchus-trachea, heart-pericardium, rare lymph nodes and exceptionally unusual intraabdominal sites, often with poor prognosis [8]. The reported incidence for CNS metastasis ranges widely from 0.3 to 12% with an average of 2% [8,12] and the incidence of skin metastasis varies from 0.9 to 5.8% [7,8].…”