PTPN23 and Pelger-Huet anomaly: Among the cases of recessive optic atrophy, there was one case of short stature, optic nerve atrophy, Pelger-Huet anomaly (SOPH syndrome) caused by NBAS variants, one case of PTPN23 optic atrophy syndrome, one case of TMEM126A optic atrophy, and one case of Wolfram syndrome.