Broca's area is closely related to Wernicke's area. It, too, works with spoken language and was actually discovered before Wernicke's area. Both of these areas are found on the same side of the brain, usually the left.
Intravenous dye may be used in some imaging procedures (e.g., CT scan, MRI scan). Contrast dye is not used in all cases.Although rare, some patients suffer allergic reactions to the dye and newer contrast agents are quite expensive.he primary risk of a CT scan is radiation. If intravenous contrast is used, there is a risk for allergic reaction as well. Overall, the risks of CT are small.
Computed tomography (CT) scan (also known as a computed axial tomography scan, or CAT scan) is one of the most commonly used tools for the screening, diagnosis and treatment of cancer. A CT scan is an X-ray procedure that uses a computer to produce three-dimensional, cross-sectional images of inside the body.T scan for kidney cancer. A CT scan for kidney cancer uses X-ray images to present detailed images of the kidneys. 1  GE Discoveryâ¢ PET/CT 600 Scanner â This state-of-the-art four-dimensional CT scanner produces detailed cross-sectional X-ray images of structures within the body.