Graduate School
Indiana University School of Medicine, Indianapolis, Indiana, 1987
Pediatric Residency
The University of Texas Medical Branch, Galveston, Texas, 1987-1990
Neonatal-Perinatal Medicine Fellowship
The University of Texas Medical Branch, Galveston, Texas , 1990-1993

Areas of Interest

Clinical Interests

• Surfactant therapies (administration, timing, indications, types)
• Palliative care in the NICU
• Graduate medical education

Research Interests

  • Develop and evaluate educational initiatives and strategies to improve academic performance including skills, communication and behavior of trainees and faculty in the clinical setting
  • Develop quality improvement communication initiatives to improve patient safety in the NICU environment and between Obstetrical and Pediatric (Neonatology) services


  • Bendel-Stenzel EM, Keiser AM, McKenna KJ, Chock VY, Lopez S, Miller JL, Atkinson MA. Survey of Neonatal Management After Amnioinfusion for Anhydramnios. JAMA Pediatr. 2024 Feb 5. doi: 10.1001/jamapediatrics.2023.6403. Epub ahead of print. PMID: 38315476.
  • Huntley ES, Hernandez-Andrade E, Papanna R, Bergh E, Espinoza J, Soto E, Lopez S, Harting MT, Johnson A. Abnormal shape and size of the cardiac ventricles is associated with a higher risk of neonatal death in fetuses with isolated left congenital diaphragmatic hernia. Fetal Diagn Ther. 2024 Jan 9. doi: 10.1159/000536171. Epub ahead of print. PMID: 38194948.
  • Huntley ES, Hernandez-Andrade E, Fishel Bartal M, Papanna R, Bergh EP, Lopez S, Soto E, Harting MT, Johnson A. Does Prediction of Neonatal Mortality by the Observed/Expected Lung-To-Head Ratio Change during Pregnancy in Fetuses with Left Congenital Diaphragmatic Hernia? Fetal Diagn Ther. 2023;50(6):438-445. doi: 10.1159/000531406. Epub 2023 Jun 7. PMID: 37285832.
  • Hernandez-Andrade, E.A., Huntley, E., Papanna, R., Harting, M., Tsao, K., Lopez, S., Bergh, E., Soto, E. and Johnson, A. (2022), EP29.02: Prediction of large diaphragmatic defects based on prenatal ultrasound findings. Ultrasound Obstet Gynecol, 60: 212-213.
  • Hernandez-Andrade, E.A., Huntley, E., Mika, G., Tsao, K., Lopez, S., Papanna, R., Bergh, E. and Johnson, A. (2022), EP28.06: Fetal hemodynamic response and fluid consumption after serial amnioinfusions in fetuses with anhydramnios due to renal anomalies. Ultrasound Obstet Gynecol, 60: 211-212.
  • Buskmiller C, Ho S, Chen M, Gants S, Crowe E, Lopez S. Patient-centered perinatal palliative care: family birth plans, outcomes, and resource utilization in a diverse cohort. Am J Obstet Gynecol MFM. 2022 Aug 19:100725. doi: 10.1016/j.ajogmf.2022.100725. Epub ahead of print. PMID: 35995365.
  • Deprest JA, Nicolaides KH, Benachi A, et al. Randomized Trial of Fetal Surgery for Severe Left Diaphragmatic Hernia. N Engl J Med. 2021;385(2):107-118. doi:10.1056/NEJMoa2027030
  • Deprest JA, Benachi A, Gratacos E, et al. Randomized Trial of Fetal Surgery for Moderate Left Diaphragmatic Hernia. N Engl J Med. 2021;385(2):119-129. doi:10.1056/NEJMoa2026983
  • Bergh EP, Tsao K, Austin MT, et al. Outcomes after In Utero Myelomeningocele Repair Based on Delivery Location. J Clin Med. 2020;9(11):3443. Published 2020 Oct 27. doi:10.3390/jcm9113443
  • Gheorghe CP, Boring N, Mann L, et al. Neonatal Outcomes and Maternal Characteristics in Monochorionic Diamniotic Twin Pregnancies: Uncomplicated versus Twin-to-Twin Transfusion Syndrome Survivors after Fetoscopic Laser Surgery. Fetal Diagn Ther. 2020;47(2):165-170. doi:10.1159/000500858
  • Ramanathan R, Rasmussen MR, Gerstmann DR, Finer N, Sekar K; North American Study Group. 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;21(3):109-119. doi:10.1055/s-2004-823779
  • Hankins GD, Koen S, Gei AF, Lopez SM, Van Hook JW, Anderson GD. Neonatal organ system injury in acute birth asphyxia sufficient to result in neonatal encephalopathy. Obstet Gynecol. 2002;99(5 Pt 1):688-691. doi:10.1016/s0029-7844(02)01959-2
  • Kattwinkel J, Bloom BT, Delmore P, et al. High-versus low-threshold surfactant retreatment for neonatal respiratory distress syndrome. Pediatrics. 2000;106(2 Pt 1):282-288. doi:10.1542/peds.106.2.282
  • Lopez SM, Rassin DK. Brain large neutral amino acids and catecholamines in parenterally nourished preterm rabbits. Int J Dev Neurosci. 1995;13(6):619-626. doi:10.1016/0736-5748(95)00041-e
  • Chheda S, Lopez SM, Sanderson EP. Congenital brucellosis in a premature infant. Pediatr Infect Dis J. 1997;16(1):81-83. doi:10.1097/00006454-199701000-00021
  • James TN, Nichols MM, Sapire DW, DiPatre PL, Lopez SM. Complete heart block and fatal right ventricular failure in an infant. Circulation. 1996;93(8):1588-1600. doi:10.1161/01.cir.93.8.1588