Dear doctor, my cousin has undergone a surgery in oncology department.Docters told us she has a tumor of size of 3.2*2.5*1.7cms, along with tumor she has level 2 nodes one large and small which shows reactive hyperplasma,lymph nodes show negative metastasis ,cervical branch of facial nerve shows perineural invasion. They told that it is an adenoid cystic carinoma.Is it dangerous even after surgery and radiation.can you please say which level of tumor it is.we are afraid that it is a cancer,is it curable.