Out of the 9 cases, 4/9 (44.4%) had a known diagnosis of metabolic dysfunction associated steatotic liver disease (MASLD) of whom 3/4 (75%) had an ABCB4 LoF and 1/4 (25%) had an ABCB11 LoF variant (Table 3). This evidence concerns the gene ABCB4 and liver disorder.