T1 weighted image

T1 weighted image

MRI made with pulse spin echo or inversion recovery sequence with short TR and TE to show contrast between tissues with different T1 values; an image with greater signal intensity from fat-containing tissues.
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Caption: Figure 1: On MRI, T1 weighted image showed diffusely spread tumor in the left side of the prostate (white arrow).
There is low signal in the medullary component in T1 weighted image.
In T2 weighted and FLAIR images, the cyst was hyperintense in all the 3 patients (Fig 1b, 1c, 2b, 2c, 3b, 3c); whereas in T1 weighted image, the cyst was isointense with muscles in two patients (Fig 1a, 2a) and hypointense in 1 patient (Fig 3a).
1 On MRI they are seen as well circumscribed solid or cystic subcutaneous lesions usually intermediate to low signal on T1 weighted images and intermediate to high signal on T2 weighted images with enhancement of solid portion on intravenous contrast administration.
T1 weighted images are acquired using a TR of 480-500 ms and TE of 10 ms.
Standard T1 weighted images with fat saturated T1 weighted images establish the diagnosis when the fat removed and the fluid-fat levels is also seen.
8) In the patient presented, the mass showed an increased signal intensity on T2 and decreased signal intensity on T1 weighted images.
T2 weighted and both unen-hanced and contrast enhanced T1 weighted images in the axial sagittal and coronal projections were obt-ained.
In our patient, there was no contrast enhancement on T1 weighted images with hyposignal intensity which is a pathognomonic sign and helpful signs for the diagnosis of toxoplasmic encephalitis.
Maximum aortic diameter was automatically obtained from manual tracing on T1 weighted images in all examinations.
At MRI they are isointense relative to the myocardium on T1 weighted images and isointense-heterogeneously hyperintense on T2-weighted images; they demonstrate heterogeneous enhancement after administration of gadolinium contrast material (5).
Imaging in two planes* with T1 weighted images before and after intravenous gadolinium contrast.