SPTB and hereditary spherocytosis: SPH1 (Spherocytosis, type 1), SPH2 (Spherocytosis, type 2), SPH3 (Spherocytosis, type 3), SPH4 (Spherocytosis, type 4), SPH5 (Spherocytosis, type 5) are caused by ANK1, SPTB, SPTA1, SLC4A1, and EPB42 gene mutations, respectively (He et al., 2018).