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Rangasamy Ramanathan, MD

Professor of Pediatrics (Clinical Scholar)

Director of Neonatology

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Phone +1 323 409 3409
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Awards

  • International association of Pediatricians (IAP): Top Pediatrician in Los Angeles, 2018
  • Society of Neonatologists of Ibero-American Countries: Honorary Member, SIBEN, 2018
  • Manipal Advanced Children’s Centre (MACC), Department of Neonatology, Manipal Hospitals, Manipal Uni: Role of Honour for Life Time Contribution to Neonatology, 2017
  • National Neonatology Forum (NNF) of India, Gurgaon, India: Life Time Achievement Award, 2017
  • Brazilian Congress of Intensive Care Medicine, Bahia, Brazil: Honor Award, 2015
  • LA, CA,: Southern California Super Doctors, 2013-2019
  • Castle Connolly Medical Limited, LA, CA.: Top Doctors 10 years in a row, 2013
  • Dept. of Pediatrics, LAC+USC Medical Center, LA, CA.: The Saint Camillus Center Award, 2012
  • American Academy of Pediatrics: AAP CME/CPD Award, 2011
  • American Biographical Institute, Raleigh, NC, USA: The Medical Science Award of Excellence, 2011
  • LAC+USC Medical Center, LA, CA.: Hero of The Medical Center Award, 2011
  • LAC+USC Medical Center, Keck School of Medicine of USC: Best Teacher Award, NPM Fellows Class 2005-2008, 2008
  • Best Doctors: Best Doctors In America, 2005-2019
  • Dept.. of Obstetrics, Keck School of Medicine of USC: Richard H. Paul MFM Distinguished Teaching Award, 2005
  • Dept. of Pediatrics, LAC+USC Medical Center, Keck School of Medicine of USC: Outstanding Teacher Award, 2004
  • Hospital of the Good Samaritan, LA, CA: David N. Shaw Physician of the Year Award, 2004
  • South Western Pediatric Society: SWPSICL Trophy, 1999

Publications

  • Noninvasive Ventilation Crit Care Nurs Clin North Am. 2024 Mar; 36(1):51-67. . View in PubMed
  • Effect of Maternal Preeclampsia on Cardiac Structure and Function in Very Low Birth Weight Infants Am J Perinatol. 2024 Jan 24. . View in PubMed
  • Should nasal respiratory support in preterm infants be tailored for physiologic maturity? Pediatr Res. 2024 Jan 16.. View in PubMed
  • Economic and Clinical Impact of Using Human Milk-Derived Fortifier in Very Low Birth Weight Infants Breastfeed Med. 2024 02; 19(2):114-119. . View in PubMed
  • Common Clinical Scenarios of Systemic Hypertension in the NICU Neoreviews. 2024 Jan 01; 25(1):e36-e49. . View in PubMed
  • Evaluation of the Puritan Bennett™ 980 Ventilator System Safety and Performance in the Real-World Setting Med Devices (Auckl). 2024; 17:37-45. . View in PubMed
  • Umbilical Cord Milking Versus Delayed Cord Clamping in Infants 28 to 32 Weeks: A Randomized Trial Pediatrics. 2023 Dec 01; 152(6). . View in PubMed
  • Effect of assessing velocity time integral at different locations across ventricular outflow tracts when calculating cardiac output in neonates Eur J Pediatr. 2023 Oct; 182(10):4433-4441. . View in PubMed
  • Transient Hypoglycemia and Biochemical Differences in Infants Less Than 1,250 G at Birth Fed Human Milk with Human Milk-Derived Fortifier versus Cow Milk-Derived Fortifier Am J Perinatol. 2023 Sep 25. . View in PubMed
  • Transcutaneous bilirubin levels in extremely preterm infants less than 30 weeks gestation J Perinatol. 2023 02; 43(2):220-225. . View in PubMed
  • Outcomes of patent foramen ovale greater than 3 mm at birth in extremely low birthweight infants BMC Pediatr. 2023 06 15; 23(1):293. . View in PubMed
  • Two-Year Outcomes After Minimally Invasive Surfactant Therapy in Preterm Infants: Follow-Up of the OPTIMIST-A Randomized Clinical Trial JAMA. 2023 09 19; 330(11):1054-1063. . View in PubMed
  • Twin Premature Infants With Riboflavin and Biotin Deficiency Presenting With Refractory Lactic Acidosis, Rash, and Multiorgan Failure During Prolonged Parenteral Nutrition J Investig Med High Impact Case Rep. 2023 Jan-Dec; 11:23247096231168111. . View in PubMed
  • Effectiveness of Simulation Training in Acquiring Echocardiography Skills among Neonatology Care Providers Am J Perinatol. 2022 Jun 06. . View in PubMed
  • Pulmonary hemorrhage in extremely low birth weight infants: Significance of the size of left to right shunting through a valve incompetent patent foramen ovale J Perinatol. 2022 09; 42(9):1233-1237. . View in PubMed
  • Is treatment with oral risdiplam effective and well-tolerated for infants with spinal muscular atrophy type 1? J Perinatol. 2022 05; 42(5):689-691.. View in PubMed
  • Association between blood carboxyhemoglobin level and bronchopulmonary dysplasia in extremely low birthweight infants J Investig Med. 2022 01; 70(1):68-72. . View in PubMed
  • Late Preterm Infant With Postnatal Diagnosis of Renal Tubular Dysgenesis J Investig Med High Impact Case Rep. 2022 Jan-Dec; 10:23247096221111775. . View in PubMed
  • Maternal-to-Fetal Transmission of Syphilis and Congenital Syphilis Neoreviews. 2021 09; 22(9):e585-e599. . View in PubMed
  • Nasal high-frequency jet ventilation (NHFJV) as a novel means of respiratory support in extremely low birth weight infants J Perinatol. 2021 07; 41(7):1697-1703. . View in PubMed
  • Does high-dose erythropoietin decrease the risk of death or severe neurodevelopmental impairment in preterm infants? J Perinatol. 2021 06; 41(6):1505-1510.. View in PubMed
  • Proportion of Retinopathy of Prematurity That Was Treated across Regions in the United States Am J Perinatol. 2021 05; 38(6):581-589. . View in PubMed
  • Bronchopulmonary dysplasia predicted at birth by artificial intelligence Acta Paediatr. 2021 02; 110(2):503-509. . View in PubMed
  • Systemic to Pulmonary Collaterals in Extremely Low Birth Weight Infants: Incidence, Clinical Significance, and Hemodynamic Features Am J Perinatol. 2021 01; 38(2):145-149. . View in PubMed
  • Nasal High-Frequency Oscillatory Ventilation in Preterm Infants with Moderate Respiratory Distress Syndrome: A Multicenter Randomized Clinical Trial Neonatology. 2021; 118(3):325-331. . View in PubMed
  • Effect of Minimally Invasive Surfactant Therapy vs Sham Treatment on Death or Bronchopulmonary Dysplasia in Preterm Infants With Respiratory Distress Syndrome: The OPTIMIST-A Randomized Clinical Trial JAMA. 2021 12 28; 326(24):2478-2487. . View in PubMed
  • Surfactant Treatment-A National, Population-Based Study of Adherence to Best Practice, Off-Label Use, and Associations With Outcomes JAMA Netw Open. 2021 05 03; 4(5):e217848. . View in PubMed
  • Reply J Pediatr. 2020 12; 227:326-327. . View in PubMed
  • Perinatal quality improvement bundle to decrease hypothermia in extremely low birthweight infants with birth weight less than 1000 g: single-center experience over 6 years J Investig Med. 2020 10; 68(7):1256-1260. . View in PubMed
  • Synthetic Surfactant CHF5633 Compared with Poractant Alfa in the Treatment of Neonatal Respiratory Distress Syndrome: A Multicenter, Double-Blind, Randomized, Controlled Clinical TrialJ Pediatr. 2020 10; 225:90-96. e1. . View in PubMed
  • Just Say No to iNO in Preterms-Really? J Pediatr. 2020 03; 218:243-252.. View in PubMed
  • Effects of Patent Ductus Arteriosus on Organ Blood Flow in Infants Born Very Preterm: A Prospective Study with Serial EchocardiographyJ Pediatr. 2020 01; 216:95-100. e2. . View in PubMed
  • A Review on Non-invasive Respiratory Support for Management of Respiratory Distress in Extremely Preterm Infants Front Pediatr. 2020; 8:270. . View in PubMed
  • Extremely Preterm Infant Born to a Mother With Severe COVID-19 Pneumonia J Investig Med High Impact Case Rep. 2020 Jan-Dec; 8:2324709620946621. . View in PubMed
  • Pulmonary Venous Congestion and Pulmonary Hemorrhage in an Extremely Premature Neonate With a Large Patent Ductus Arteriosus and Closed Patent Foramen Ovale: A Case Report J Investig Med High Impact Case Rep. 2020 Jan-Dec; 8:2324709620982430. . View in PubMed
  • Early postnatal weight gain as a predictor for the development of retinopathy of prematurity J Matern Fetal Neonatal Med. 2019 Feb; 32(3):429-433. . View in PubMed
  • High unbound bilirubin for age: a neurotoxin with major effects on the developing brain Pediatr Res. 2019 01; 85(2):183-190. . View in PubMed
  • Evaluation of Oxygen Saturation Index Compared With Oxygenation Index in Neonates With Hypoxemic Respiratory Failure JAMA Netw Open. 2019 03 01; 2(3):e191179. . View in PubMed
  • Medicolegal cases involving periviable births from a major United States legal database J Matern Fetal Neonatal Med. 2018 Aug; 31(15):2043-2049. . View in PubMed
  • Non-invasive high-frequency oscillatory ventilation versus nasal continuous positive airway pressure in preterm infants with respiratory distress syndrome: Study protocol for a multi-center prospective randomized controlled trial Trials. 2018 Jun 14; 19(1):319. . View in PubMed
  • Utility of hepatobiliary scintigraphy in diagnosing or excluding biliary atresia in premature neonates and full-term infants with conjugated hyperbilirubinemia who received parenteral nutrition J Matern Fetal Neonatal Med. 2018 12; 31(24):3249-3254. . View in PubMed
  • Transcutaneous bilirubinometer use and practices surrounding jaundice in 150 California newborn intensive care units J Perinatol. 2018 11; 38(11):1532-1535. . View in PubMed
  • Initial hematocrit values after birth and peri/intraventricular hemorrhage in extremely low birth weight infants J Perinatol. 2018 11; 38(11):1471-1475. . View in PubMed
  • Resource utilization patterns using non-invasive ventilation in neonates with respiratory distress syndrome J Perinatol. 2018 07; 38(7):850-856. . View in PubMed
  • Chorioamnionitis and Management of Asymptomatic Infants =35 Weeks Without Empiric Antibiotics Pediatrics. 2017 Jul; 140(1). . View in PubMed
  • Evolution of surfactant therapy for respiratory distress syndrome: past, present, and future Pediatr Res. 2017 01; 81(1-2):240-248. . View in PubMed
  • Graded oxygen saturation targets and retinopathy of prematurity in extremely preterm infants Pediatr Res. 2016 09; 80(3):401-6. . View in PubMed
  • Retinopathy of Prematurity: Therapeutic Strategies Based on Pathophysiology Neonatology. 2016; 109(4):369-76. . View in PubMed
  • Neonatal Outcomes by Mode of Delivery in Preterm Birth Am J Perinatol. 2015 Dec; 32(14):1292-7. . View in PubMed
  • Urinary tract infections in a neonatal intensive care unit Am J Perinatol. 2015 Jun; 32(7):695-702. . View in PubMed
  • Changes in mean arterial blood pressure during sildenafil use in neonates with meconium aspiration syndrome or sepsis Am J Ther. 2015 Mar-Apr; 22(2):125-31. . View in PubMed
  • Neonatal resuscitation using a nasal cannula: a single-center experience Am J Perinatol. 2014 Dec; 31(12):1031-6. . View in PubMed
  • Acetazolamide for the management of chronic metabolic alkalosis in neonates and infants Am J Ther. 2014 Nov-Dec; 21(6):477-81. . View in PubMed
  • Antithrombin III administration in neonates with congenital diaphragmatic hernia during the first three days of extracorporeal membrane oxygenation J Pediatr Surg. 2013 Sep; 48(9):1837-42. . View in PubMed
  • The development of the circadian heart rate rhythm (CHR) in Asian infants Early Hum Dev. 2012 Jul; 88(7):555-61. . View in PubMed
  • Nasal intermittent positive pressure ventilation after surfactant treatment for respiratory distress syndrome in preterm infants <30 weeks’ gestation: a randomized, controlled trial J Perinatol. 2012 May; 32(5):336-43. . View in PubMed
  • Longitudinal assessment of hemoglobin oxygen saturation in preterm and term infants in the first six months of lifeJ Pediatr. 2011 Sep; 159(3):377-383. e1. . View in PubMed
  • Iatrogenic skin injury in the neonatal intensive care unit J Matern Fetal Neonatal Med. 2011 Feb; 24(2):197-203. . View in PubMed
  • Multicenter crossover study of automated control of inspired oxygen in ventilated preterm infants Pediatrics. 2011 Jan; 127(1):e76-83. . View in PubMed
  • Nasal respiratory support through the nares: its time has come J Perinatol. 2010 Oct; 30 Suppl:S67-72. . View in PubMed
  • Intrauterine exposure to mycophenolate mofetil and multiple congenital anomalies in a newborn: possible teratogenic effect Am J Med Genet A. 2009 Jun; 149A(6):1231-6. . View in PubMed
  • J Perinatol. 2009 May; 29 Suppl 2:S38-43. . View in PubMed
  • Choosing a right surfactant for respiratory distress syndrome treatment Neonatology. 2009; 95(1):1-5. . View in PubMed
  • Changes in the DP-gram during the preterm and early postnatal period Ear Hear. 2008 Aug; 29(4):512-23. . View in PubMed
  • Evidence vs experience in neonatal medicine J Perinatol. 2008 May; 28 Suppl 1:S2-3. . View in PubMed
  • Lung protective ventilatory strategies in very low birth weight infants J Perinatol. 2008 May; 28 Suppl 1:S41-6. . View in PubMed
  • Optimal ventilatory strategies and surfactant to protect the preterm lungs Neonatology. 2008; 93(4):302-8. . View in PubMed
  • Precursors of cardiorespiratory events in infants detected by home memory monitor Pediatr Pulmonol. 2008 Jan; 43(1):87-98. . View in PubMed
  • Supine sleeping position does not cause clinical aspiration in neonates in hospital newborn nurseries Arch Pediatr Adolesc Med. 2007 May; 161(5):507-10. . View in PubMed
  • Constitutive IL-10 expression by lung inflammatory cells and risk for bronchopulmonary dysplasia Pediatr Res. 2007 Feb; 61(2):197-202. . View in PubMed
  • Surfactants in the management of respiratory distress syndrome in extremely premature infants J Pediatr Pharmacol Ther. 2006 Jul; 11(3):132-44. . View in PubMed
  • Surfactant therapy in preterm infants with respiratory distress syndrome and in near-term or term newborns with acute RDS J Perinatol. 2006 May; 26 Suppl 1:S51-6; discussion S63-4. . View in PubMed
  • Cardiovascular effects of low-dose dexamethasone in very low birth weight neonates with refractory hypotension Biol Neonate. 2006; 89(2):82-7. . View in PubMed
  • A physiologic reduced oxygen protocol decreases the incidence of threshold retinopathy of prematurity Trans Am Ophthalmol Soc. 2006; 104:78-84. . View in PubMed
  • Synchronized intermittent mandatory ventilation and pressure support: to sync or not to sync? J Perinatol. 2005 May; 25 Suppl 2:S23-5; discussion S26-7.. View in PubMed
  • Cardiorespiratory events detected by home memory monitoring and one-year neurodevelopmental outcome J Pediatr. 2004 Oct; 145(4):465-71. . View in PubMed
  • A randomized, multicenter masked comparison trial of poractant alfa (Curosurf) versus beractant (Survanta) in the treatment of respiratory distress syndrome in preterm infants Am J Perinatol. 2004 Apr; 21(3):109-19. . View in PubMed
  • A Cost Minimization Comparison of Two Surfactants-Beractant and Poractant alfa-Based Upon Prospectively Designed, Comparative Clinical Trial Data J Pediatr Pharmacol Ther. 2004 Apr; 9(2):117-25. . View in PubMed
  • Risk of need for extracorporeal membrane oxygenation support in neonates with congenital diaphragmatic hernia treated with inhaled nitric oxide J Perinatol. 2004 Mar; 24(3):143-6. . View in PubMed
  • Two-year outcome of infants weighing 600 grams or less at birth and born 1994 through 1998 Obstet Gynecol. 2003 Jan; 101(1):18-23. . View in PubMed
  • A rare presentation of Pompe disease with massive hypertrophic cardiomyopathy at birth J Perinat Med. 2002; 30(6):517-21. . View in PubMed

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