6. Subject has a medical condition precluding a contrast MRI with gadolinium [e.g. nephrogenic systemic fibrosis, previous anaphylactic/anaphylactoid reaction to gadolinium containing contrast agent, pregnancy or breast feeding, severe renal insufficiency with an estimated Glomerular Filtration Rate (eGFR) below 0 mL/min/1.73m2 at Screening, hepato-renal syndrome, severe chronic liver function impairment]