MEFIB index

MEFIB combines liver stiffness on MR elastography with FIB-4. Both positive rules in significant fibrosis (F2 or more); both negative rules it out. Work out FIB-4 with the FIB-4 calculator.

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Reference

Jung J, Loomba RR, Imajo K, et al. MRE combined with FIB-4 (MEFIB) index in detection of candidates for pharmacological treatment of NASH-related fibrosis. Gut. 2021;70(10):1946-1953.