Most common origin of cerebral metastases is
Colon
Kidney
Malanoma
Lung
Metastatic Brain Tumors Metastatic brain tumors are the most common tumors of the brain They out number primary brain tumors by 10 to 1 Location: Cerebral hemispheres (80%) mainly the frontal lobes, cerebellum (15%) and brain stem (5%) Most common primary sites : CA Lung (50%) >breast cancer(15-20%) Metastasis to brain are multiple in >70% of cases Ref: Harrison's 19th edition Pgno :1604
Trauma