RT Book, Section A1 Darras, Basil T. A2 Rudolph, Colin D. A2 Rudolph, Abraham M. A2 Lister, George E. A2 First, Lewis R. A2 Gershon, Anne A. SR Print(0) ID 7058536 T1 Chapter 569. The Hypotonic Infant T2 Rudolph's Pediatrics, 22e YR 2011 FD 2011 PB The McGraw-Hill Companies PP New York, NY SN 978-0-07-149723-7 LK accesspediatrics.mhmedical.com/content.aspx?aid=7058536 RD 2024/04/20 AB Neonatal hypotonia, also known as floppy infant syndrome, is the main presenting clinical feature of most neuromuscular diseases of early life.1 However, disorders of the central nervous system may also manifest with hypotonia.