Does Higher Gadolinium Concentration Play a Role in the Morphologic Assessment of Brain Tumors? Results of a Multicenter Intraindividual Crossover Comparison of Gadobutrol versus Gadobenate Dimeglumine (the MERIT Study)

^aFrom the Lekarska Fakulta (Z.S.), Neurologicka Klinika, Prague, Czech Republic
^bMRI Department (J.V.), Na Homolce Hospital, Prague, Czech Republic
^cDepartment of Radiology (M.M.), University Hospital Brno, Brno, Czech Republic
^dDepartment of Radiology (M.G.), Seaman Family MR Centre, Foothills Medical Centre, Calgary, Alberta, Canada
^eDepartment of Radiology (M.H.), University Hospital Olomouc, Olomouc, Czech Republic
^fIstituto di Radiologia (C.C.), Policlinico “Agostino Gemelli,” Rome, Italy
^gJohn Paul II Hospital (M.P.), Krakow, Poland
^hSunnybrook Health Sciences Centre (R.Y.), Toronto, Ontario, Canada
ⁱNZOZ Slaskie Centrum Diagnostyki Obrazowej (B.P.-G.), “Helimed” Sp. Katowice, Poland
^jHamilton Health Sciences Corporation (B.Y.), Henderson Campus, Hamilton, Ontario, Canada
^kServizio di Neuroradiologia (N.A.), Ospedale San Raffaele, Milan, Italy
^lServizio di Neuroradiologia (A.C.), Ospedale Niguarda Ca' Granda, Milan, Italy
^mDepartment of Diagnostic Radiology (G.S.), Homburg University Hospital, Homburg/Saar, Germany
ⁿFondazione Istituto Neurologico (S.B.), Casimiro Mondino, Pavia, Italy
^oDepartment of Neuroradiology (J.R.), Hospital de la Santa Cruz y San Pablo-Barcelona, Barcelona, Spain

Please address correspondence to Zdenek Seidl, MD, Lekarska Fakulta, Neurologicka Klinika, Kateøinská 32, CZ-120 00 Praha 2, Czech Republic; e-mail: zseid{at}lf1.cuni.cz