RT Book, Section A1 Suter, Bernhard A1 Glaze, Daniel G. A2 Kline, Mark W. SR Print(0) ID 1182924422 T1 Rett Syndrome T2 Rudolph's Pediatrics, 23e YR 2018 FD 2018 PB McGraw-Hill Education PP New York, NY SN 9781259588594 LK accesspediatrics.mhmedical.com/content.aspx?aid=1182924422 RD 2024/04/19 AB Methyl-CpG binding protein 2 (MECP2)-related disorders include Rett syndrome (RTT), the variant forms of FOXG1 and CDKL5 syndromes, and MECP2 duplication syndrome. Despite overlap in presentation, FOXG1 and CDKL5 syndromes are increasingly recognized as separate entities. MECP2 duplication syndrome mainly affects boys and is also clinically distinct. This chapter focuses on RTT.