A 27-year-old female with a past medical history of acute lymphoblastic leukemia presented with headache. She had previously received chemotherapy. The initial non-contrast head CT was unremarkable.

Some types of brain aneurysms can be detected on a CT scan without the use of contrast solution. However, depending on the circumstances, a doctor may request a CTA to have a clearer picture of ...

Among pathologic conditions, high density lesions are often seen with freshly clotted blood, hyperemia and with the use of contrast. Low density lesions include edema and necrosis. Similar to ...

Brain tumours are detected through Ct scans, MRI’s, X-rays and angiograms. The New Technology With the advancement of science and technology, the image quality of a CT scan has drastically improved.

CT scans and MRI scans are two medical imaging methods that create detailed images of internal body parts, including bones, joints, and organs. Learn about their similarities and differences here.

A CT scan (also called a CAT scan) is a series of cross-sectional X-ray images of the body. Learn why a CT scan is performed and what to expect during one.

CT scans use radiation. ... also known as computed axial tomography, a CT scan, ... Sometimes, you need a separate CT scan with an added substance called “contrast.” ...

MRI provides exquisite detail of brain, spinal cord and vascular anatomy, and has the advantage of being able to visualize anatomy in all three planes: axial, sagittal and coronal (see the example ...