Cerebellar and Cerebral Deposits

Diagnosed by

-Presence of a primary lesion.

-Multiplicity.

-It is common to be seen supra tentorially, but it could be seen infra tentorially.

-Causes of brain metastases:

M=Melanoma.

R=Renal cell carcinoma.                    MR  CT BB

C=Choriocarcinoma.

T=Thyroid cancer.

B=Breast.

B=Bronchogenic carcinoma.

-Metastases in the posterior fossa does not show surrounding edema due to tight space and also due to treatment.

-It could be hemorrhagic.