Rady Children's Hospital - Orange County

Children's Hospital of Orange County

Donate
  • I Want To…
    • Find a Doctor
    • Make an Appointment
    • Access CHOC Patient Portal
    • Explore Career Opporunities
    • Explore Community Programs
    • Estimate My Charges
    • Pay My Bill
    • Request Medical Records
    • Download Vaccine Records
    • Refer a Patient
    • Visit a Patient
    • Connect
    • Volunteer
    • Give Back
      • Donate Blood
      • Make a Donation
      • Toy & Book Donations
    • I Want To…
      • Find a Doctor
      • Make an Appointment
      • Access CHOC Patient Portal
      • Explore Career Opporunities
      • Explore Community Programs
      • Estimate My Charges
      • Pay My Bill
      • Request Medical Records
      • Download Vaccine Records
      • Refer a Patient
      • Visit a Patient
      • Connect
      • Volunteer
      • Give Back
        • Donate Blood
        • Make a Donation
        • Toy & Book Donations
  • Services
    • Primary Care
    • Specialty Care
    • Mental Health
    • Conditions Library
    • All CHOC Services
  • Patients & Families
    • Make an Appointment
    • MyCHOC Patient Portal
    • Pay Your Bill
    • Request Medical Records
    • CHOC Health Hub
  • For Medical Professionals
    • Refer a Patient
    • Care Guidelines
    • Physician Relations
    • Continuing Medical Education
    • Residency and Training Programs
    • Graduate Medical Education (GME)
  • Research & Innovation
    • Research Institute
    • Medical Innovation Institute (Mi4)
  • Locations
    • Emergency Departments
    • CHOC Hospital
    • CHOC at Mission Hospital
    • Urgent Care
    • Primary Care Offices
    • Specialty Centers
    • All CHOC Locations
  • About
    • Main Operator: 714-997-3000
    • Customer Care: 714-509-3200
    • Nurse Advice: 1-844-GET-CHOC
    • Contact Us
    • CHOC Foundation
    • Events
    • News Media Resources
  • Find a Doctor
  • Careers
  • Log In
    • MyCHOC
    • MyChart (CHOC Mission)
  • Donate

Limited visitation Jan. 5–March 31, 2026 due to increased respiratory viruses. Learn more

  • Skip to primary navigation
  • Skip to main content
  • Skip to footer
Home » Medical Staff » Maternal Fetal Medicine » Porto, Manuel MD

Dr. Manuel Porto, Maternal-Fetal Medicine

Manuel Porto

Manuel Porto, MD

is on staff at
CHOC Hospital Orange

Appointments:
714-456-2911

Specialty:
Maternal-Fetal Medicine

Board Certified:
Obstetrics & Gynecology; Maternal Fetal Medicine

Dr. Porto is board certified in obstetrics & gynecology who treats pregnant women and fetuses in Orange County.

Location

UCI Medical Center
200 S. Manchester Ave., Suite 600
Orange, CA 92868
phone: 714-456-2911
fax: 877-853-4613

Education

  • Medical School
    Rutgers Robert Wood Johnson Medical School, New Brunswick, NJ
  • Residency
    Harbor UCLA Medical Center, Torrance, CA
  • Fellowship
    Long Beach Memorial Medical Center, Long Beach, CA

Research Interests

His research interests include fetal diagnosis and therapy, antepartum fetal testing, recurrent pregnancy loss, multifetal pregnancies and preterm birth prevention.

Publications

1. Combs A, Garite T, Maurel K, Das A, Porto M. Failure of 17-Hydroxyprogesterone to Reduce Neonatal Morbidity or Prolong Triplet Pregnancy. A Double-Blind, Randomized Clinical Trial. Am J Obstet Gynecol, 2010;203(3):248.e1-9.

2. Fitzmaurice L.E., Ehsanipoor R.M., Porto M. Rudimentary Horn Pregnancy with Herniation Into the Main Uterine Cavity. Am J Obstet Gynecol 2010;202(3).e5-e6.

3. Combs CA, Garite T, Maurel K, Das A, Porto M, 17-Hydroxyprogesterone Caproate for Twin Pregnancy: a Double-Blind, Randomized Clinical Trial. Mar 2011. Am J Obstet Gynecol 2011 Mar;204(3):221.e1-8.

4. Salcedo J, Friedrich E, Wing DA, Porto M, Acute fetal anemia diagnosed by middle cerebral artery Doppler velocimetry in stage v twin-twin transfusion syndrome. AJP Rep. 2011 Dec;1(2):95 8.

5. Chung JH, Farinelli CK, Porto M, Major CA. Fetal epignathus: the case of an early EXIT (ex utero intrapartum treatment). Obstet Gynecol. 2012 Feb;119(2 Pt2):466-70.

6. Swank ML, Harken TR, Porto M. Management of interstitial ectopic pregnancies with a combined intra-amniotic and systemic approach. Obstetrics and Gynecology. 2013 Aug; 122:1-4.

7. Galyean A, Garite TJ, Maurel K, Abril D, Adair CD, Browne P, Combs CA, How H, Iriye BK, Kominiarek M, Lu G, Luthy D, Miller H, Nageotte M, Ozcan T, Porto M, Ramirez M, Sawai S, Sorokin Y, Obstetrix Perinatal Collaborative Research Network. Removal versus retention of cerclage in preterm premature rupture of membranes: a randomized controlled trial. AJOG. 2014 Apr.

8. Overcash Rachael T, DeUgarte DA, Stephenson ML, Gutkin RM, Norton ME, Parmar S, Porto M. Contemporary Gastroschisis Outcomes in a Large Multicenter Cohort: a study from the University of California Fetal Consortium (UCFC). Obstetrics and Bynecology. 2014, Sep. 124(3):551-7

9. Abdel-Sattar M, Platt LD, DeVore G, Porto M, Benirschke K, Chmait RH. Treatment of Complicated Spontaneous Twin Anemia-Polycythemia Sequence via Fetoscopic Laser Ablation of the Vascular Communications. Fetal Diagnosis and Therapy. 2015 Aug. 38(3): 233-7

10. Oakes MC, Porto M, Chung JH. Advances in prenatal diagnosis and management of gastroschisis. Sem Ped Surg 2018;27(5):289-299. PMID: 30413259

Our maternal-fetal medicine specialists diagnose and manage all fetal conditions, including:
  • Agenesis of the corpus callosum
  • Amniotic band syndrome
  • Aortic stenosis and pulmonary valve stenosis
  • Arachnoid cysts and brain cysts
  • Arrhythmias
  • Atrioventricular canal defects
  • Bladder exstrophy
  • Brain and spinal vascular malformations
  • Brain tumors
  • Bronchial atresia, bronchopulmonary sequestration and congenital lobar emphysema
  • Bronchogenic cyst
  • Cardiac masses and tumors
  • Cardiomyopathy (enlarged or thickened heart)
  • Cervical teratoma
  • Choledochal cyst
  • Chromosome anomalies including Trisomy 13, Trisomy 18 and Trisomy 21 (Down syndrome
  • Cleft lip and palate
  • Cloacal exstrophy
  • Cloacal malformation
  • Clubfoot
  • Coarctation of the aorta
  • Colonic atresia
  • Congenital cytomegalovirus infection
  • Congenital diaphragmatic hernia (CDH)
  • Congenital goiter
  • Congenital hemangioma with airway compromise
  • Congenital high airway obstruction syndrome (CHAOS)
  • Congenital pulmonary airway malformation (CPAM)
  • Conjoined twins
  • Cortical dysplasia
  • Craniosynostosis
  • Dandy-Walker malformation
  • Double outlet right ventricle
  • Ebstein’s anomaly
  • Echogenic bowel
  • Encephalocele
  • Esophageal atresia with or without tracheoesophageal fistula
  • Gastroschisis
  • Genetic syndromes including Beckwith-Wiedemann and Noonan’s syndrome
  • Head and neck vascular malformations
  • Hirschsprung’s disease
  • Hydrocephalus
  • Hydronephrosis/hydroureter
  • Hypoplastic left heart syndrome
  • Isoimmunization and other hematologic disease
  • Large chorangioma
  • Laryngeal atresia
  • Limb-length discrepancies
  • Lissencephaly
  • Lower urinary tract obstruction
  • Lymphatic malformations
  • Malrotation and volvulus
  • Megacystis and megacystis microcolon intestinal hypoperistalsis syndrome
  • Megalourethra
  • Micrognathia
  • Multicystic dysplastic kidney/polycystic kidneys
  • Meningomyelocele/myelomeningocele (spina bifida)
  • Neural tube defects
  • Obstructive epulis
  • Omphalocele, including OEIS
  • Pachygyria
  • Polydactyly of the hand
  • Posterior urethral valves
  • Proximal focal femoral deficiency
  • Prune belly syndrome
  • Pulmonary atresia
  • Renal duplication anomalies
  • Renal dysplasia or agenesis
  • Sacrococcygeal teratoma
  • Schizencephaly
  • Selective fetal growth restriction
  • Single ventricle type complex congenital heart disease
  • Skeletal dysplasia
  • Small bowel atresia (duodenal, jejunal and ileal)
  • Solitary kidney
  • Spinal deformities
  • Tethered spinal cord
  • Tetralogy of Fallot
  • TRAP sequence
  • Twin-twin transfusion syndrome
  • Ureterocele
  • Ureteropelvic junction obstruction
  • Vein of Galen malformation
  • Ventricular septal defects
  • Ventriculomegaly
Rady Children's Hospital - Orange County

Rady Children's Health: formerly Children's Hospital of Orange County

1201 W La Veta Ave
Orange, CA 92868

(714) 997-3000

Rady Children's Health in Orange County is affiliated with

Links

  • Contact Us
  • Directions
  • Locations
  • News Media Resources
  • Careers
  • Giving

I Want To…

  • Find a Doctor
  • Refer a Patient
  • Pay My Bill
  • Request Medical Records
  • MyCHOC Patient Portal
  • Volunteer

Legal

  • Patient Rights and Responsibilities
  • Notice of Privacy Practices
  • Notice of Nondiscrimination
  • Language Assistance
  • Price Transparency
  • Privacy Policy
  • Help Paying Your Bill
  • Flexibility Waivers
Choco Wave
  • US News and World Report
  • The Joint Commission
  • California Awards
  • Magnet Recognized
  • Charity Navigator

Language Assistance:

  • Español
  • 繁體中文
  • Tiếng Việt
  • Tagalog
  • 한국어
  • Հայերեն
  • فارسی
  • Русский
  • 日本語
  • العربية
  • ਪੰਜਾਬੀ
  • ខ្មែរ
  • Hmoob
  • हिंदी
  • ภาษาไทย
  • Facebook
  • X
  • Pinterest
  • Instagram
  • LinkedIn
  • YouTube

©2026 Rady Children's Health | A 501(c)(3) Organization