7-year-old with breast cancer and confusion with hallucinations rule out brain metastases Noncontrast CT scan brain demonstrates no evidence of hemorrhage, mass or edema.There is evidence of periventricular hypodensities which given the patient's age most likely represent small vessel ischemic disease.Please note the lack of intravenous contrast limits the sensitivity in evaluating for metastatic disease. If this is of clinical concern repeat study with contrast or preferably MRI with contrast is recommended as a more sensitive means of islet for metastatic disease.
No evidence of acute intracranial process sensitivity for metastatic disease is limited by the lack of intravenous contrast material