RT Book, Section A1 Houck, Philipp J. A2 Atchabahian, Arthur A2 Gupta, Ruchir SR Print(0) ID 57263277 T1 Chapter 177. The Hypotonic Child T2 The Anesthesia Guide YR 2013 FD 2013 PB The McGraw-Hill Companies PP New York, NY SN 978-0-07-176049-2 LK accessanesthesiology.mhmedical.com/content.aspx?aid=57263277 RD 2024/04/16 AB Patients with undiagnosed neuromuscular disorder and hypotonia frequently present for a muscle biopsy. Most patients present because they do not carry a diagnosis yet. Hence, there is always uncertainty about the underlying pathophysiology. The toddler with an undiagnosed hypotonia could have a mitochondrial myopathy or a muscular dystrophy, which would require a different anesthetic management.