Cystic and calcified brain tumor metastasized from non-small cell carcinoma: A case report [Küçük-Hücreli Olmayan Karsinomdan Metastaz Yapmi{dotless}ş Kistik ve Kalsifiye Beyin Tümörü: Olgu Sunumu]

Although brain metastases from tumors arising outside the central nervous system are relatively common,the calcification of metastatic brain tumors is very rare. here,the authors report a rare case of 50-year-old woman with a cystic and calcified brain tumor metastasized from non-small cell carcinoma of lung and review the literature. calcification with cysts in metastatic brain tumors might be an indicator of a relatively long survival in cases of metastatic tumor if the primary tumor is controlled because a long time is required for the formation of calcium deposits.