The computer tomograms of the brain were investigated in 195 patients in whom a primary carcinoma was known to be present. Metastases of bronchial and mammary carcinomas are most frequent. It is not possible to achieve a definite differentiation of brain metastases from known primary tumors. References 1. Kazner, E., Wende, S., Grumme, Th., Lanksch, W., Stochdorph, 0.: Computertomographie intrakranieller Tumoren. Berlin, Heidelberg, New York: Springer 1981 2. Nadjmi, M., Piepgras, U., Vogelsang, H.: Kranielle Computertomo- graphie. Stuttgart: Thieme 1981 3. Penzholz, H.: Die metastatischen Erkrankungen des Zentralnerven- systems bei besartigen Tumoren. Acta neurochir. Suppl., 1968 4. ZUlch K. J.: Pathologische Anatomie der raumbeengenden intra- kraniellen Prozesse. In: Handbuch der Neurochirurgie, Bd. III, Hrsg. Krenkel, W., Olivecrona, H., Tennis, W. Berlin: Springer 1956 18 Epileptic Seizures in Brain Metastases B. Neundorfer Klinik fUr Neurologie, Medizinische Hochschule LUbeck, Ratzeburger Allee 160, D-2400 LUbeck 1 Epileptic seizures are a frequent symptem ef intracranial space- eccupying lesiens (4). The reperted frequency in the literature var- ies between 13% and-abeut 50%. This apparent discrepancy can be ex- plained by the different cempesitien ef different series with regard to. the patient's age, turner histelegy and lecatien (4). The mest frequently enceuntered finding in patients with symptematic seizures is a primary brain turner: at the tep ef the list eligedendregliemas, astrecytemas and meningiemas - at the bettem glieblastemas. Brain metastases are also.