RT Book, Section A1 Weitzman, Sheila A1 Finkelstein, Yaron A1 Arceci, Robert J. A2 Rudolph, Colin D. A2 Rudolph, Abraham M. A2 Lister, George E. A2 First, Lewis R. A2 Gershon, Anne A. SR Print(0) ID 7041935 T1 Chapter 447. Neonatal Oncology 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=7041935 RD 2024/03/28 AB Tumors are a rare but important cause of mortality and morbidity in the newborn. The types of tumors that occur at this age are substantially different from those that occur in older children. Neonatal tumors include a wide spectrum of benign and malignant tumors, some of which have unique biologic characteristics and clinical presentations. Tumor behavior is not always predictable and apparently benign tumors may have a malignant potential, whereas others, malignant by histologic criteria, behave in a benign fashion in the neonate.1