hyperenhancement

Noun

hyperenhancement (countable and uncountable, plural hyperenhancements)

1. Greater than normal enhancement.
   • However, several enterographic findings are associated with increased disease activity, including wall thickening greater than 4 mm, intramural and mesenteric oedema, mucosal hyperaemia, wall enhancement (and enhancement pattern), transmural ulceration and fistula formation, vascular engorgement...2024, Jennifer Davidson, Beth Shepherd, Sunderarajan Jayaraman, Practice Long Cases for the Part B Final FRCR Examination
2. Greater than background-level brightness.
   • For example, transmural hyperenhancements ranging from 26 to 50 percent in dysfunctional myocardial segments predicted with a less than 50 percent accuracy a postrevascularization improvement in contractile function.2007, Valentin Fuster, Robert A. O'Rourke, Richard Walsh, Hurst's the Heart, page 675
   • One would expect the area of hypoenhancement on first-pass imaging to be larger than that of hyperenhancement on delayed contrast-enhanced imaging.2007, Applied Radiology, page 14