Female, 34 years old, with breast cancer and known lung metastases, now with syncope. Assess for brain metastases. The cerebral and cerebellar hemispheres and brainstem show normal signal intensity and morphology. No restricted diffusion is seen.No evidence of parenchymal edema, mass, or mass effect is seen. There is no evidence of intracranial hemorrhage or abnormal extra-axial fluid. The ventricular system is normal in caliber and morphology. On postcontrast images, no pathologic parenchymal or extra-axial enhancement is detected.Bone marrow signal intensity is limits. A small area of mucosal thickening or secretion is evident in the left maxillary sinus.
No evidence of intracranial metastases or any other finding which would account for the patient's symptoms.