OXCT1 and succinyl-CoA:3-ketoacid CoA transferase deficiency: The only previously reported OXCT1 deletion involved a 12‐month‐old girl with severe SCOT deficiency, presenting with life‐threatening ketoacidosis requiring renal replacement therapy, caused by compound heterozygous variants (c.1118T>G, p.Ile373Ser) and a large deletion spanning exons (8–16) [7].