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  1. Jul 31, 2024 · CT head, also known as CT brain, refers to a computed tomography (CT) examination of the brain and surrounding cranial structures. It is most commonly performed as a non-contrast study, but the addition of a contrast-enhanced phase is performed for some indications.

  2. Jul 24, 2023 · MRI Vs CT Scan: Comparison Technology . MRI: Utilizes powerful magnetic fields and radio waves to generate detailed images of brain structures and tissues. CT Scan: Relies on X-rays to produce cross-sectional images of the brain. Image Quality

  3. This tutorial takes you through the important anatomy required to understand CT images of the brain. Tutorial orientation. CT images of the brain are conventionally viewed from below, as if looking up into the top of the head. This means that the right side of the brain is on the left side of the viewer.

  4. Jul 7, 2024 · Patients with CVA may have a normal CT head scan on presentation with subtle oedema beginning at 6-12 hours, hypoattenuation after 24 hours and maximal oedema at 3-5 days. Identify hyperdense regions associated with blood, IV contrast or calcification.

  5. Apr 11, 2012 · MRI has a much greater range of available soft tissue contrast, depicts anatomy in greater detail, and is more sensitive and specific for abnormalities within the brain itself. MRI scanning can be performed in any imaging plane without having to physically move the patient.

  6. Contrast-enhanced MRI of the brain was performed on a 3.0 Tesla scanner utilizing the following sequences: Sagittal T1, axial T2, axial FLAIR, axial GRE images, axial DWI, axial ADC, axial T1, coronal T2, axial T1 post-contrast and coronal T1 post-contrast.

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  8. Feb 16, 2021 · A brain CT scan visualizes the structure of the brain and skull, and it can identify blood in and around the brain. A brain CT scan can also identify fluid, swelling, large tumors, or a large stroke .

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