Dr. Raphael Sun is a surgeon who provides:
Pediatric surgery
Fetal surgery, including:
Laser therapy for twin-twin transfusion syndrome
Fetoscopic surgery for neural tube defects
Complex surgical oncology (cancer surgery)
Colorectal surgery (surgery for the lower digestive tract)
As a member of the fetal care team, he is an expert in prenatal conditions including:
Congenital diaphragmatic hernia
Sacrococcygeal teratoma
Gastroschisis
Omphalocele
Congenital lung lesions
Tracheoesophageal fistula
Intestinal atresias
Dr. Sun chose pediatric surgery because he can make a lifelong difference in children’s health. His two young children were born during his pediatric surgery fellowship, and he understands how parents feel when they bring their children to the hospital.
Dr. Sun’s training includes:
An M.D. degree from the Medical College of Virginia/Virginia Commonwealth University School of Medicine
A residency in general surgery at Barnes-Jewish Hospital in St. Louis, where he also served as an administrative chief resident
A research fellowship at Washington University in St. Louis
A pediatric surgery fellowship at Texas Children’s Hospital in Houston
Advanced training in perinatal/fetal surgery at Texas Children’s Fetal Center
When he’s not working, Dr. Sun enjoys spending time with his wife and children. He enjoys cooking for his family, traveling, and spending time outdoors in the Pacific Northwest. He serves in the United States Air Force Reserve.
Selected publications from PubMed
Perinatal Management of High-Risk Congenital Lung Malformations: A Multicenter Analysis.
Gurrala RR, Ray MA, Stanic P, Wunker C, Heitsman CG, Pena D, Larson AC, Bertaux NJ, Halbert-Elliott K, Stewart LA, Jean-Pierre T, Park J, Vaughn CR, Buchmiller TL, Calkins CM, Carr BD, Cass DL, Church JT, Derderian SC, Duron VP, Fenton SJ, Ferrantella AR, Gray BW, Greco PS, Kim AG, Maloney C, Robertson JO, Rymeski B, Snyder CW, Sun RC, Vrecenak JD, Yu PT, Zamora IJ, Kunisaki SM, Lobeck IN, Congenital Lung Malformation Study Group
J Pediatr Surg. 2026 Aug 31;:163433 doi: 10.1016/j.jpedsurg.2026.163433.
Multicenter Evaluation of Opioid Prescribing After Minimally Invasive Repair of Pectus Excavatum Before The 2024 American Academy of Pediatrics Guideline: Room to Improve.
Brierley SF, Scaife JH, Clinker CE, Acker SN, Bain AP, Barq RM, Byrd E, Chao SD, Diaz-Miron J, Gopalan M, Kelley-Quon LI, Hare R, Hyman SC, Keller BA, Kim S, Mata C, Munar DK, Nicassio LN, Pandya SR, Rothstein DH, Schwab ME, Sun RC, Ostlie DJ, Russell KW, Padilla B
J Surg Res. 2026 Aug 24;326:1003-1009 doi: 10.1016/j.jss.2026.07.049.
Diagnostic and management guidelines for biliary atresia in 2025.
Ge L, Yang J, Li T, Zhu T, Davenport M, Petersen C, Jacobs T, Petroze R, Wang J, Wong KKY, Zhang Z, Gao W, Shu S, Yin P, Zhang S, Chen Y, Lv Z, Jin S, Wen Z, Wang B, Tang W, Tou J, Yin Q, Xu B, Zhao L, Li W, Yan X, Zhao S, Liu Y, Liu X, Huang H, Huang S, Yu P, Ren H, Li Y, Niu H, Abudureyimu A, Li X, Liu S, Sun R, Yang H, Zhang M, Dai X, Kasahara M, Mazariegos GV, Shi Y, Nio M, Nguyen TL, Lui VCH, Uchida H, Besner GE, Hirschl RB, Zhan J, Feng J
Hepatobiliary Surg Nutr. 2026 Aug 1;15(4):103 doi: 10.21037/hbsn-2025-97.
International Expert Consensus on the Diagnosis and Clinical Management of Primary Fetal Pleural Effusion.
Abiad M, Javinani A, Lopez MC, Mossayebi MH, Van Mieghem T, Russo F, Ruano R, Araujo Júnior E, Schwach I, Miller R, Yinon Y, Cincotta R, Perrone EE, Sago H, Haak MC, Sans MB, Gonzalez GS, Khalil A, Meller C, Chmait RH, Habli M, Mustafa HJ, Sun RC, Chaveeva P, Espinoza J, Schenone M, Papanna R, Sun LM, Nassr AA, Moon-Grady A, Shamshirsaz AA, Krispin E
Prenat Diagn. 2026 Aug;46(9):1312-1322 doi: 10.1002/pd.70221.
The Relationship between Social Vulnerability Index, Area Deprivation Index, and Child Opportunity Index, and Treatment Course Characteristics in Infants with Surgically Intervenable Congenital Anomalies.
Bigej RD, Ondusko DS, Oran A, Ward L, Beatie N, Jenkins TK, Chon AH, Rincón M, Sun RC
Am J Perinatol. 2026 Aug;43(11):1456-1464 doi: 10.1055/a-2779-7215.
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