This definition appears rarely
See other definitions of T1FS
Samples in periodicals archive:
Left recurrent tuboovarian abscess. Axial T2-weighted image (a) shows a thick wall, complex, heterogeneously hyperintense, fluid-containing adnexal mass, with internal debris and gas bubbles, that represents the most specific sign of an abscess. On axial T1-weighted with fat suppression image (b) there is no signs of hemorrhagic contents within the mass. The sagittal T2-weighted image (c) demonstrates the involvement of bowel loop characterized by the thickening of the anterior rectal wall.