Michael Zaretsky, MD
Professor, OB-GYN-Maternal Fetal Medicine

Professional Titles

• Director of Research, Colorado Fetal Care Center

Research Interests

Teaching

Publications

• Gallagher LT, Lyttle BD, Meyers ML, Gien J, Zaretsky MV, Galan HL, Behrendt N, Liechty KW, Derderian SC. Fetal lung volumes measured by MRI predict pulmonary morbidity among infants with giant omphaloceles. Prenat Diagn. 2023 Oct 8. [Epub ahead of print] PubMed PMID: 37807606
• Glover J, Bock M, Reynolds R, Zaretsky M, Vemulakonda V. Prenatally-diagnosed renal failure: an ethical framework for decision-making. J Perinatol. 2023 Sep 21. [Epub ahead of print] PubMed PMID: 37735209
• Krispin E, Javinani A, Odibo A, Carreras E, Emery SP, Sepulveda Gonzalez G, Habli M, Hecher K, Ishii K, Miller J, Papanna R, Johnson A, Khalil A, Kilby MD, Lewi L, Bennasar Sans M, Otaño L, Zaretsky MV, Sananes N, Turan OM, Slaghekke F, Stirnemann J, Van Mieghem T, Welsh AW, Yoav Y, Chmait R, Shamshirsaz AA. Consensus protocols for management of early and late twin-twin transfusion syndrome: Delphi study. Ultrasound Obstet Gynecol. 2023 Aug 8. [Epub ahead of print] PubMed PMID: 37553800
• Cuneo BF, Buyon JP, Sammaritano L, Jaeggi E, Arya B, Behrendt N, Carvalho J, Cohen J, Cumbermack K, DeVore G, Doan T, Donofrio MT, Freud L, Galan HL, Gropler MRF, Haxel C, Hornberger LK, Howley LW, Izmirly P, Killen SS, Kaplinski M, Krishnan A, Lavasseur S, Lindblade C, Matta J, Makhoul M, Miller J, Morris S, Paul E, Perrone E, Phoon C, Pinto N, Rychik J, Satou G, Saxena A, Sklansky M, Stranic J, Strasburger JF, Srivastava S, Srinivasan S, Tacy T, Tworetzky W, Uzun O, Yagel S, Zaretsky MV, Moon-Grady AJ. Knowledge is power: regarding SMFM Consult Series #64: Systemic lupus erythematosus in pregnancy. Am J Obstet Gynecol. 2023 Oct;229(4):361-363. PubMed PMID: 37394327
• Micke KC, Elfman HM, Fantauzzo KA, McGrath PS, Clouthier DE, McCandless SE, Larson A, Putra M, Cuneo BF, Reynolds RM, Zaretsky MV. Piloting a multidisciplinary approach to improve outcomes of fetal whole exome sequencing: An overview of workflow and case example. Prenat Diagn. 2023 Apr;43(4):544-552. PubMed PMID: 36759743
• Niemiec SM, Louiselle AE, Phillips R, Gien J, Zaretsky MV, Derderian SC, Liechty KW, Meyers ML. Third-trimester percentage predicted lung volume and percentage liver herniation as prognostic indicators in congenital diaphragmatic hernia. Pediatr Radiol. 2023 Mar;53(3):479-486. PubMed PMID: 36289070
• Vaughn AE, Louiselle AE, Tong S, Niemiec SM, Ahmad S, Zaretsky M, Galan HL, Behrendt N, Wilkinson CC, O'Neill B, Handler M, Derderian SC, Mirsky DM, Liechty KW. Early outcomes of a myofascial repair technique for fetal myelomeningocele. J Pediatr Surg. 2023 Jan;58(1):20-26. PubMed PMID: 36289034
• Masaracchia MM, Zaretsky MV, Pan Z, Zhou W, Chow FS, Wood CL. Evolution of postoperative care: marked reduction of opioid consumption when ERAC pathway added to wound soaker therapy for cesarean delivery. J Matern Fetal Neonatal Med. 2023 Dec;36(1):2130241. PubMed PMID: 36191923
• Niemiec SM, Louiselle AE, Phillips R, Gien J, Zaretsky MV, Derderian SC, Liechty KW, Meyers ML. Third-trimester percentage predicted lung volume and percentage liver herniation as prognostic indicators in congenital diaphragmatic hernia. Pediatr Radiol. 2022 Oct 27. [Epub ahead of print] PubMed PMID: 36289070
• Vaughn AE, Louiselle AE, Tong S, Niemiec SM, Ahmad S, Zaretsky M, Galan HL, Behrendt N, Wilkinson CC, O'Neill B, Handler M, Derderian SC, Mirsky DM, Liechty KW. Early outcomes of a myofascial repair technique for fetal myelomeningocele. J Pediatr Surg. 2022 Sep 26. [Epub ahead of print] PubMed PMID: 36289034
• Masaracchia MM, Zaretsky MV, Pan Z, Zhou W, Chow FS, Wood CL. Evolution of postoperative care: marked reduction of opioid consumption when ERAC pathway added to wound soaker therapy for cesarean delivery. J Matern Fetal Neonatal Med. 2022 Oct 3;:1-7. [Epub ahead of print] PubMed PMID: 36191923
• Atkinson MA, Jelin EB, Baschat A, Blumenfeld YJ, Chmait RH, O'Hare E, Moldenhauer JS, Zaretsky MV, Miller RS, Ruano R, Gonzalez JM, Johnson A, Mould WA, Davis JM, Hanley DF, Keiser AM, Rosner M, Miller JL. Design and Protocol of the Renal Anhydramnios Fetal Therapy (RAFT) Trial. Clin Ther. 2022 Aug;44(8):1161-1171. PubMed PMID: 35918190
• Gien J, Kinsella JP, Behrendt NJ, Zaretsky MV, Galan HL, Liechty KW. Improved survival for infants with severe congenital diaphragmatic hernia. J Perinatol. 2022 Sep;42(9):1189-1194. PubMed PMID: 35461332
• Lillegard JB, Eyerly-Webb SA, Watson DA, Bahtiyar MO, Bennett KA, Emery SP, Fisher AJ, Goldstein RB, Goodnight WH, Lim FY, McCullough LB, Moehrlen U, Moldenhauer JS, Moon-Grady AJ, Ruano R, Skupski DW, Treadwell MC, Tsao K, Wagner AJ, Zaretsky MV. Placental Location in Maternal-Fetal Surgery for Myelomeningocele. Fetal Diagn Ther. 2022;49(3):117-124. PubMed PMID: 34915495
• Wood CL, Zuk J, Rollins MD, Silveira LJ, Feiner JR, Zaretsky M, Chatterjee D. Anesthesia for Maternal-Fetal Interventions: A Survey of Fetal Therapy Centers in the North American Fetal Therapy Network. Fetal Diagn Ther. 2021;48(5):361-371. PubMed PMID: 33827094
• Zaretsky M, Brockel M, Derderian SC, Francom C, Wood C. A Graceful EXIT impeded by obstetrical complications. BMJ Case Rep. 2021 Feb 5;14(2). PubMed PMID: 33547119
• Porter AC, Behrendt NJ, Zaretsky MV, Liechty KW, Wood C, Chow F, Galan HL. Continuous local bupivacaine wound infusion reduces oral opioid use for acute postoperative pain control following myelomeningocele repair. Am J Obstet Gynecol MFM. 2021 Mar;3(2):100296. PubMed PMID: 33485023
• Bischoff A, Guimaraes CVA, Mirsky DM, Santos-Jasso KA, Zaretsky MV, Ketzer J, Hall J, Mueller C, de La Torre L, Peña A, Meyers ML. Visualization of the fetal anus by prenatal ultrasound for the diagnosis of anorectal malformations: is it feasible?. Pediatr Surg Int. 2021 Apr;37(4):425-430. PubMed PMID: 33399927
• Chatterjee D, Arendt KW, Moldenhauer JS, Olutoye OA, Parikh JM, Tran KM, Zaretsky MV, Zhou J, Rollins MD. Anesthesia for Maternal-Fetal Interventions: A Consensus Statement From the American Society of Anesthesiologists Committees on Obstetric and Pediatric Anesthesiology and the North American Fetal Therapy Network. Anesth Analg. 2021 Apr 1;132(4):1164-1173. PubMed PMID: 33048913
• Lyttle BD, Liechty K, Corkum K, Galan H, Behrendt N, Zaretsky M, Bruny J, Derderian SC. In-utero gastric perforation from combined duodenal and esophageal atresia without consistent polyhydramnios. J Surg Case Rep. 2021 Dec;2021(12):rjab551. PubMed PMID: 34987752
• Wood CL, Zuk J, Rollins MD, Silveira LJ, Feiner JR, Zaretsky M, Chatterjee D. Anesthesia for Maternal-Fetal Interventions: A Survey of Fetal Therapy Centers in the North American Fetal Therapy Network. Fetal Diagn Ther. 2021;48(5):361-371. PubMed PMID: 33827094
• Zaretsky M, Brockel M, Derderian SC, Francom C, Wood C. A Graceful EXIT impeded by obstetrical complications. BMJ Case Rep. 2021 Feb 5;14(2). PubMed PMID: 33547119
• Porter AC, Behrendt NJ, Zaretsky MV, Liechty KW, Wood C, Chow F, Galan HL. Continuous local bupivacaine wound infusion reduces oral opioid use for acute postoperative pain control following myelomeningocele repair. Am J Obstet Gynecol MFM. 2021 Mar;3(2):100296. PubMed PMID: 33485023
• Bischoff A, Guimaraes CVA, Mirsky DM, Santos-Jasso KA, Zaretsky MV, Ketzer J, Hall J, Mueller C, de La Torre L, Peña A, Meyers ML. Visualization of the fetal anus by prenatal ultrasound for the diagnosis of anorectal malformations: is it feasible?. Pediatr Surg Int. 2021 Apr;37(4):425-430. PubMed PMID: 33399927
• Chatterjee D, Arendt KW, Moldenhauer JS, Olutoye OA, Parikh JM, Tran KM, Zaretsky MV, Zhou J, Rollins MD. Anesthesia for Maternal-Fetal Interventions: A Consensus Statement From the American Society of Anesthesiologists Committees on Obstetric and Pediatric Anesthesiology and the North American Fetal Therapy Network. Anesth Analg. 2021 Apr 1;132(4):1164-1173. PubMed PMID: 33048913
• Zaretsky MV, Rodriguez Riesco LG, Pan Z, Galan HL. Comparison of obstetrical outcomes in patients undergoing cerclage with or without amniocentesis. J Matern Fetal Neonatal Med. 2021 Apr;34(7):1104-1108. PubMed PMID: 31177883
• Dewberry LC, Trecartin A, Galambos C, Hilton SA, Dannull K, Zaretsky MV, Behrendt N, Galan HL, Marwan AI, Liechty KW. A congenital cystic pulmonary airway malformation occurring together with both an extralobar pulmonary sequestration and an esophageal duplication cyst. Clin Case Rep. 2020 Jan;8(1):18-23. PubMed PMID: 31998479
• Shahi N, Phillips R, Meier M, Grover T, Galan H, Zaretsky M, Meyers M, Kelley P, Marwan AI. Outcomes of Airway Management in Micrognathia and Retrognathia Patients Born at Fetal versus Nonfetal Centers. Fetal Diagn Ther. 2020 Oct 26;:1-6. [Epub ahead of print] PubMed PMID: 33105131
• Chatterjee D, Arendt KW, Moldenhauer JS, Olutoye OA, Parikh JM, Tran KM, Zaretsky MV, Zhou J, Rollins MD. Anesthesia for Maternal-Fetal Interventions: A Consensus Statement From the American Society of Anesthesiologists Committees on Obstetric and Pediatric Anesthesiology and the North American Fetal Therapy Network. Anesth Analg. 2020 Oct 12. [Epub ahead of print] PubMed PMID: 33048913
• Bahtiyar MO, Baschat A, Deprest J, Emery S, Goodnight WH, Johnson A, McCullough L, Moldenhauer JS, Ryan G, Tsao K, Van Mieghem T, Wagner A, Zaretsky M. Fetal interventions in the setting of the coronavirus disease 2019 pandemic: statement from the North American Fetal Therapy Network. Am J Obstet Gynecol. 2020 Aug;223(2):281-284. PubMed PMID: 32348742
• Dewberry LC, Kalia N, Vazquez J, Hilton SA, Zaretsky MV, Behrendt N, Galan HL, Marwan AI, Liechty KW. Determining maternal risk factors for gastroschisis using colorado's birth registry database. J Pediatr Surg. 2020 Jun;55(6):1002-1005. PubMed PMID: 32173119
• Dewberry LC, Trecartin A, Galambos C, Hilton SA, Dannull K, Zaretsky MV, Behrendt N, Galan HL, Marwan AI, Liechty KW. A congenital cystic pulmonary airway malformation occurring together with both an extralobar pulmonary sequestration and an esophageal duplication cyst. Clin Case Rep. 2020 Jan;8(1):18-23. PubMed PMID: 31998479
• Abbasi N, Cortes MS, Ruano R, Johnson A, Morgan T, Coleman B, Baschat A, Zaretsky M, Lim FY, Bulas D, Benachi A, Ryan G. Variability in antenatal prognostication of fetal diaphragmatic hernia across the North American Fetal Therapy Network (NAFTNet). Prenat Diagn. 2020 Feb;40(3):342-350. PubMed PMID: 31600412
• Dewberry LC, Hilton SA, Zaretsky MV, Behrendt N, Galan HL, Marwan AI, Liechty KW. Examination of Prenatal Sonographic Findings: Intra-Abdominal Bowel Dilation Predicts Poor Gastroschisis Outcomes. Fetal Diagn Ther. 2020;47(3):245-250. PubMed PMID: 31454815
• Abbasi N, Cortes MS, Ruano R, Johnson A, Morgan T, Coleman B, Baschat A, Zaretsky M, Lim FY, Bulas D, Benachi A, Ryan G. Variability in antenatal prognostication of fetal diaphragmatic hernia across the North American Fetal Therapy Network (NAFTNet). Prenat Diagn. 2019 Oct 10. [Epub ahead of print] PubMed PMID: 31600412
• Dewberry LC, Hilton SA, Zaretsky MV, Behrendt N, Galan HL, Marwan AI, Liechty KW. Examination of Prenatal Sonographic Findings: Intra-Abdominal Bowel Dilation Predicts Poor Gastroschisis Outcomes. Fetal Diagn Ther. 2019 Aug 27;:1-6. [Epub ahead of print] PubMed PMID: 31454815
• Marwan AI, Zaretsky M, Feltis B. Complex multigestational anomalies. Semin Pediatr Surg. 2019 Aug;28(4):150825. PubMed PMID: 31451170
• Hobbins JC, Gumina DL, Zaretsky MV, Driver C, Wilcox A, DeVore GR. Size and shape of the four-chamber view of the fetal heart in fetuses with an estimated fetal weight less than the tenth centile. Am J Obstet Gynecol. 2019 Nov;221(5):495.e1-495.e9. PubMed PMID: 31207236
• Zaretsky MV, Rodriguez Riesco LG, Pan Z, Galan HL. Comparison of obstetrical outcomes in patients undergoing cerclage with or without amniocentesis. J Matern Fetal Neonatal Med. 2019 Jun 10;:1-5. [Epub ahead of print] PubMed PMID: 31177883
• Hilton SA, Hodges MM, Dewberry LC, Handler M, Galan HL, Zaretsky MV, Behrendt N, Marwan AI, Liechty KW. MOMS Plus: Single-Institution Review of Outcomes for Extended BMI Criteria for Open Fetal Repair of Myelomeningocele. Fetal Diagn Ther. 2019;46(6):411-414. PubMed PMID: 31048584
• Goodnight WH, Bahtiyar O, Bennett KA, Emery SP, Lillegard JB, Fisher A, Goldstein R, Jatres J, Lim FY, McCullough L, Moehrlen U, Moldenhauer JS, Moon-Grady AJ, Ruano R, Skupski DW, Thom E, Treadwell MC, Tsao K, Wagner AJ, Waqar LN, Zaretsky M. Subsequent pregnancy outcomes after open maternal-fetal surgery for myelomeningocele. Am J Obstet Gynecol. 2019 May;220(5):494.e1-494.e7. PubMed PMID: 30885769
• Zaretsky M, Wood C, Nivens T, McLaughlin G, Zuk J, Pan Z, Chow F. Continuous local bupivacaine wound infusion with neuraxial morphine reduces opioid consumption after cesarean delivery. J Matern Fetal Neonatal Med. 2019 Dec;32(23):3895-3902. PubMed PMID: 29848107
• Howley LW, Chatterjee D, Patel SS, Cuneo BF, Crombleholme TM, Behrendt N, Zaretsky MV, Marwan AI, Zuk J, Galan HL, Wood C. Indomethacin Dosing and Constriction of the Ductus Arteriosus During Open Fetal Surgery for Myelomeningocele Repair. Fetal Diagn Ther. 2019;45(5):339-344. PubMed PMID: 30157479
• Zaretsky MV, Tong S, Lagueux M, Lim FY, Khalek N, Emery SP, Davis S, Moon-Grady AJ, Drennan K, Treadwell MC, Petersen E, Santiago-Munoz P, Brown R, for the North American Fetal Therapy Network. North American Fetal Therapy Network: Indications for delivery following laser ablation for twin-twin transfusion syndrome. AJOG MFM
• Neistadt B, Carrubba A, Zaretksy MV. Natural killer/T-cell lymphoma and secondary haemophagocytic lymphohistiocytosis in pregnancy. BMJ Case Rep. 2018 Sep 15;2018. PubMed PMID: 30219776
• Howley LW, Chatterjee D, Patel SS, Cuneo BF, Crombleholme TM, Behrendt N, Zaretsky MV, Marwan AI, Zuk J, Galan HL, Wood C. Indomethacin Dosing and Constriction of the Ductus Arteriosus During Open Fetal Surgery for Myelomeningocele Repair. Fetal Diagn Ther. 2018 Aug 29;:1-6. [Epub ahead of print] PubMed PMID: 30157479
• Zaretsky M, Wood C, Nivens T, McLaughlin G, Zuk J, Pan Z, Chow F. Continuous local bupivacaine wound infusion with neuraxial morphine reduces opioid consumption after cesarean delivery. J Matern Fetal Neonatal Med. 2018 May 30;:1-8. [Epub ahead of print] PubMed PMID: 29848107
• Zaretsky MV, Liechty KW, Galan HL, Behrendt NJ, Reeves S, Marwan AI, Wilkinson C, Handler M, Lagueux M, Crombleholme TM. Modified Hysterotomy Closure Technique for Open Fetal Surgery. Fetal Diagn Ther. 2018;44(2):105-111. PubMed PMID: 28873371
• DeVore GR, Zaretsky M, Gumina DL, Hobbins JC. Right and left ventricular 24-segment sphericity index is abnormal in small-for-gestational-age fetuses. Ultrasound Obstet Gynecol. 2018 Aug;52(2):243-249. PubMed PMID: 28745414
• Johnson MP, Danzer E, Koh J, Polzin W, Harman C, O'Shaughnessy R, Brown R, Zaretsky MV. Natural History of Fetal Lower Urinary Tract Obstruction with Normal Amniotic Fluid Volume at Initial Diagnosis. Fetal Diagn Ther. 2018;44(1):10-17. PubMed PMID: 28700992
• Behrendt N, Zaretsky MV, West NA, Galan HL, Crombleholme TM, Meyers ML. Ultrasound versus MRI: is there a difference in measurements of the fetal lateral ventricles?. J Matern Fetal Neonatal Med. 2017 Feb;30(3):298-301. PubMed PMID: 27092972
• Zaretsky MV, Liechty KW, Galan HL, Behrendt NJ, Reeves S, Marwan AI, Wilkinson C, Handler M, Lagueux M, Crombleholme TM. Modified Hysterotomy Closure Technique for Open Fetal Surgery. Fetal Diagn Ther. 2017 Sep 6. [Epub ahead of print] PubMed PMID: 28873371
• Johnson MP, Danzer E, Koh J, Polzin W, Harman C, O'Shaughnessy R, Brown R, Zaretsky MV. Natural History of Fetal Lower Urinary Tract Obstruction with Normal Amniotic Fluid Volume at Initial Diagnosis. Fetal Diagn Ther. 2017 Jul 13. [Epub ahead of print] PubMed PMID: 28700992
• Zaretsky MV, Manchester DK, Galan HL, Behrendt NJ, Marwan AI, Liechty KW, Crombleholme TM. Case report of myometrial window following fetoscopic treatment of twin-twin transfusion syndrome: indications of underlying collagen vascular disease?. Clin Case Rep. 2017 Jun;5(6):975-979. PubMed PMID: 28588850
• Behrendt N, Zaretsky MV, West NA, Galan HL, Crombleholme TM, Meyers ML. Ultrasound versus MRI: is there a difference in measurements of the fetal lateral ventricles?. J Matern Fetal Neonatal Med. 2017 Feb;30(3):298-301. PubMed PMID: 27092972
• DeVore GR, Zaretsky M, Gumina DL, Hobbins JC. Abnormal Cardiovascular 24-Segment Sphericity Index of the Right and Left Ventricles in Fetuses with Growth Restriction. Ultrasound Obstet Gynecol. 2017 Jul 26. [Epub ahead of print] PubMed PMID: 28745414
• Zaretsky MV, Manchester DK, Galan HL, Behrendt NJ, Marwan AI, Liechty KW, Crombleholme TM. Case report of myometrial window following fetoscopic treatment of twin-twin transfusion syndrome: indications of underlying collagen vascular disease?. Clin Case Rep. 2017 Jun;5(6):975-979. PubMed PMID: 28588850
• Behrendt N, Zaretsky MV, West NA, Galan HL, Crombleholme TM, Meyers ML. Ultrasound versus MRI: is there a difference in measurements of the fetal lateral ventricles?. J Matern Fetal Neonatal Med. 2017 Feb;30(3):298-301. PubMed PMID: 27092972
• Euser AG, Meyers ML, Zaretsky MV, Crombleholme TM. Comparison of congenital pulmonary airway malformation volume ratios calculated by ultrasound and magnetic resonance imaging. J Matern Fetal Neonatal Med. 2016 Oct;29(19):3172-7. PubMed PMID: 26607147
• Howley L, Wood C, Patel SS, Zaretsky MV, Crombleholme T, Cuneo B. Flow Patterns in the Ductus Arteriosus during Open Fetal Myelomeningocele Repair. Prenat Diagn. 2015 Feb 6. [Epub ahead of print] PubMed PMID: 25663164
• Euser AG, Meyers ML, Zaretsky MV, Crombleholme TM. Comparison of congenital pulmonary airway malformation volume ratios calculated by ultrasound and magnetic resonance imaging. J Matern Fetal Neonatal Med. 2015 Dec 23;:1-6. [Epub ahead of print] PubMed PMID: 26607147
• Howley L, Wood C, Patel SS, Zaretsky MV, Crombleholme T, Cuneo B. Flow patterns in the ductus arteriosus during open fetal myelomeningocele repair. Prenat Diagn. 2015 Jun;35(6):564-70. PubMed PMID: 25663164
• Zaretsky MV, Somme S, Crombleholme TM. Role of adjunctive medical therapy in the fetoscopic surgical treatment of twin-twin transfusion syndrome. Am J Perinatol. 2014 Sep;31 Suppl 1:S39-46. PubMed PMID: 25077476

Professional Memberships

• Society for Maternal-Fetal Medicine, Associate
• American Congress of Obstetrics and Gynecology, Fellow
• North American Fetal Therapy Network, Steering Committee Chair, Executive Committtee