Josef M. Cortez M.D.

Associate Professor

Department: Department of Pediatrics

Business Phone: (904) 244-3508

Business Email: josef.cortez@jax.ufl.edu

Appointments and Locations

Board Certifications

Pediatrics
Neonatal-Perinatal Medicine

Clinical Profile

Specialties

Neonatal-Perinatal Medicine

Publications

2025

Racial disparities and outcomes in neonatal hypoxic-ischemic encephalopathy

Journal of Perinatology.():-[DOI] 10.1038/s41372-025-02335-9.[PMID] .

PubMed·Publisher's Site

2024

A quality improvement initiative to reduce the time to initial maternal visit in the neonatal intensive care unit

Journal of Perinatology.44(3):446-451[DOI] 10.1038/s41372-023-01726-0.[PMID] .

PubMed·Publisher's Site

2024

Acute kidney injury in infants with hypoxic-ischemic encephalopathy.

Pediatric nephrology (Berlin, Germany).39(4):1271-1277[DOI] 10.1007/s00467-023-06214-3.[PMID] 37947899.

2 citations·PubMed·Publisher's Site

2024

Prevalence and Outcomes of Gastrointestinal Anomalies in Down Syndrome.

American journal of perinatology.41(15):2047-2052[DOI] 10.1055/s-0044-1786874.[PMID] 38744322.

PubMed·Publisher's Site

2024

Prophylactic early low-dose hydrocortisone and survival without bronchopulmonary dysplasia among extremely preterm infants born at 22–27 weeks’ gestation

Journal of Perinatology.44(7):947-952[DOI] 10.1038/s41372-024-01923-5.[PMID] .

PubMed·Publisher's Site

2023

Contralateral Massive Neonatal Arterial Ischemic Stroke Secondary to Carotid Artery Dissection: A Case Report.

Cureus.15(11):e48452-[DOI] 10.7759/cureus.48452.[PMID] 38073993.

1 citations·PubMed·Publisher's Site

2023

Maternal and Newborn Hospital Outcomes of Perinatal SARS-CoV-2 Infection: A National Registry.

Pediatrics.151(2):-[DOI] 10.1542/peds.2022-059595.[PMID] 36995183.

31 citations·PubMed·Publisher's Site

2022

Charge Nurses Taking Charge, Challenging the Culture of Culture-Negative Sepsis, and Preventing Central-Line Infections to Reduce NICU Antibiotic Usage.

American journal of perinatology.39(8):861-868[DOI] 10.1055/s-0040-1719079.[PMID] 33142341.

5 citations·PubMed·Publisher's Site

2021

Effects of standardized feeding protocol on growth velocity and necrotizing enterocolitis in extremely low birth weight infants

Journal of Perinatology.41(1):134-139[DOI] 10.1038/s41372-020-00892-9.[PMID] .

PubMed·Publisher's Site

2021

Increasing usage of mother’s own milk in neonates at risk of neonatal abstinence syndrome: MOM-NAS quality improvement initiative

Journal of Perinatology.41(11):2684-2689[DOI] 10.1038/s41372-021-01209-0.[PMID] .

PubMed·Publisher's Site

2020

Comparison of extubation success using noninvasive positive pressure ventilation (NIPPV) versus noninvasive neurally adjusted ventilatory assist (NI-NAVA).

Journal of perinatology : official journal of the California Perinatal Association.40(8):1202-1210[DOI] 10.1038/s41372-019-0578-4.[PMID] 31911641.

23 citations·PubMed·Publisher's Site

2019

Aerosolized surfactant in neonatal respiratory distress syndrome: Phase I study.

Early human development.134():19-25[DOI] 10.1016/j.earlhumdev.2019.05.005.[PMID] 31121339.

34 citations·PubMed·Publisher's Site

2019

Successful implementation of an intracranial hemorrhage (ICH) bundle in reducing severe ICH: a quality improvement project.

Journal of perinatology : official journal of the California Perinatal Association.39(1):143-151[DOI] 10.1038/s41372-018-0257-x.[PMID] 30348961.

17 citations·PubMed·Publisher's Site

2018

Maternal milk feedings reduce sepsis, necrotizing enterocolitis and improve outcomes of premature infants.

Journal of perinatology : official journal of the California Perinatal Association.38(1):71-74[DOI] 10.1038/jp.2017.149.[PMID] 29048409.

102 citations·PubMed·Publisher's Site

2015

Near-infrared spectroscopy: applications in neonates.

Seminars in fetal & neonatal medicine.20(3):164-72[DOI] 10.1016/j.siny.2015.03.008.[PMID] 25934116.

109 citations·PubMed·Publisher's Site

2015

Randomized placebo-controlled trial of sucrose analgesia on neonatal skin blood flow and pain response during heel lance.

The Clinical journal of pain.31(5):451-8[DOI] 10.1097/AJP.0000000000000126.[PMID] 24918475.

15 citations·PubMed·Publisher's Site

2015

Transcriptomics of maternal and fetal membranes can discriminate between gestational-age matched preterm neonates with and without cognitive impairment diagnosed at 18-24 months.

PloS one.10(3):e0118573-[DOI] 10.1371/journal.pone.0118573.[PMID] 25822971.

14 citations·PubMed·Publisher's Site

2014

A "multi-hit" model of neonatal white matter injury: cumulative contributions of chronic placental inflammation, acute fetal inflammation and postnatal inflammatory events.

Journal of perinatal medicine.42(6):731-43[DOI] 10.1515/jpm-2014-0250.[PMID] 25205706.

79 citations·PubMed·Publisher's Site

2014

Bacteria and endotoxin in meconium-stained amniotic fluid at term: could intra-amniotic infection cause meconium passage?

The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.27(8):775-88[DOI] 10.3109/14767058.2013.844124.[PMID] 24028637.

36 citations·PubMed·Publisher's Site

2014

Frequency of otitis media based on otoendoscopic evaluation in preterm infants.

Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery.151(4):692-9[DOI] 10.1177/0194599814544887.[PMID] 25151486.

4 citations·PubMed·Publisher's Site

2014

Plasma concentrations of angiogenic/anti-angiogenic factors have prognostic value in women presenting with suspected preeclampsia to the obstetrical triage area: a prospective study.

The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.27(2):132-44[DOI] 10.3109/14767058.2013.806905.[PMID] 23687930.

63 citations·PubMed·Publisher's Site

2014

Postnatal respiratory compliance among premature ventilated neonates associated with variable timing and dosing of antenatal steroids.

American journal of perinatology.31(12):1073-8[DOI] 10.1055/s-0034-1371711.[PMID] 24705966.

1 citations·PubMed·Publisher's Site

2014

Secreted phospholipase A2 is increased in meconium-stained amniotic fluid of term gestations: potential implications for the genesis of meconium aspiration syndrome.

The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.27(10):975-83[DOI] 10.3109/14767058.2013.847918.[PMID] 24063538.

12 citations·PubMed·Publisher's Site

2011

Noninvasive evaluation of splanchnic tissue oxygenation using near-infrared spectroscopy in preterm neonates.

The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.24(4):574-82[DOI] 10.3109/14767058.2010.511335.[PMID] 20828232.

117 citations·PubMed·Publisher's Site

2010

Hepatic failure, neonatal hemochromatosis and porto-pulmonary hypertension in a newborn with trisomy 21--a case report.

Italian journal of pediatrics.36():38-[DOI] 10.1186/1824-7288-36-38.[PMID] 20482801.

7 citations·PubMed·Publisher's Site

2010

Outcomes of extremely low birth weight infants with varying doses and intervals of antenatal steroid exposure.

Journal of perinatal medicine.38(4):419-23[DOI] 10.1515/jpm.2010.060.[PMID] 20297898.

30 citations·PubMed·Publisher's Site

2007

Anemia. Patient report.

Clinical pediatrics.46(5):462-[DOI] .[PMID] 17556748.