Positive contrast : T1 hypersignal

  • Gadolinium chelates: Magnevist enteral®, Gadolite®
  • Manganese chelates: Lumenhance®
  • Ferric amonium citrate: Ferriseltz®

 

Negative contrast : T2 hyposignal

  • SPIO: Lumirem®, Gastromark®
  • Barium sulfate
  • Blueberry or pineapple juice