Publications by authors named "Colleen Azen"

51Publications

Racial and Ethnic Differences in Behavioral Problems and Medication Use Among Children With Autism Spectrum Disorders.

Am J Intellect Dev Disabil 2020 09;125(5):369-388

Colleen Azen, Grace Anaya, and Larry Yin, Children's Hospital Los Angeles, University of Southern California.

View Article and Find Full Text PDF
September 2020

Symptomatic catheter-associated thrombosis in pediatric trauma patients: Choose your access wisely.

Surgery 2019 12 13;166(6):1117-1121. Epub 2019 Sep 13.

Division of Pediatric Surgery, Children's Hospital Los Angeles, Los Angeles, CA; Department of Surgery, Keck School of Medicine of the University of Southern California, Los Angeles, CA. Electronic address:

View Article and Find Full Text PDF
December 2019

Changes in Signal Intensity of the Dentate Nucleus and Globus Pallidus in Pediatric Patients: Impact of Brain Irradiation and Presence of Primary Brain Tumors Independent of Linear Gadolinium-based Contrast Agent Administration.

Radiology 2018 05 30;287(2):452-460. Epub 2017 Nov 30.

From the Departments of Radiology (B.T., B.N., C.S.J.L., C.G.A., M.D.N.) and Hematology (M.B.N., G.D.), Children's Hospital Los Angeles, 4650 Sunset Blvd, MS 81, Los Angeles, CA 90027.

View Article and Find Full Text PDF
May 2018

Low Beta-Adrenergic Sweat Responses in Cystic Fibrosis and Cystic Fibrosis Transmembrane Conductance Regulator-Related Metabolic Syndrome Children.

Pediatr Allergy Immunol Pulmonol 2017 Mar;30(1):2-6

Department of Pediatrics, Rady's Children's Hospital, University of California, San Diego (UCSD), La Jolla, California.

View Article and Find Full Text PDF
March 2017

Evaluation of Tetrahydrobiopterin Therapy with Large Neutral Amino Acid Supplementation in Phenylketonuria: Effects on Potential Peripheral Biomarkers, Melatonin and Dopamine, for Brain Monoamine Neurotransmitters.

PLoS One 2016 11;11(8):e0160892. Epub 2016 Aug 11.

Clinical and Translational Science Institute, Keck School of Medicine, University of Southern California, Los Angeles, CA, United States of America.

View Article and Find Full Text PDF
August 2017

Phenotypes of California CF Newborn Screen-Positive Children with CFTR 5T Allele by TG Repeat Length.

Genet Test Mol Biomarkers 2016 Sep 22;20(9):496-503. Epub 2016 Jul 22.

5 Department of Pediatric Newborn Medicine, Brigham and Women's Hospital , Harvard Medical School, Boston, Massachusetts.

View Article and Find Full Text PDF
September 2016

Cerebral Oxygenation and Acceleration in Pediatric and Neonatal Interfacility Transport.

Air Med J 2016 May-Jun;35(3):156-60. Epub 2016 Mar 25.

Division of Emergency and Transport Medicine, Children's Hospital Los Angeles, CA, USA; Department of Pediatrics, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA. Electronic address:

View Article and Find Full Text PDF
May 2017

Benign and Deleterious Cystic Fibrosis Transmembrane Conductance Regulator Mutations Identified by Sequencing in Positive Cystic Fibrosis Newborn Screen Children from California.

PLoS One 2016 23;11(5):e0155624. Epub 2016 May 23.

Division of Environmental and Occupational Disease Control, Environmental Health Investigations Branch, Environmental Epidemiology Section, California Department of Public Health, Richmond, California, United States of America.

View Article and Find Full Text PDF
July 2017

Benign outcome among positive cystic fibrosis newborn screen children with non-CF-causing variants.

J Cyst Fibros 2015 Nov 29;14(6):714-9. Epub 2015 Mar 29.

Environmental Health Investigations Branch, California Department of Public Health, 850 Marina Bay Parkway, P-3, Richmond, CA 94804, USA. Electronic address:

View Article and Find Full Text PDF
November 2015

Effects of vitamin D repletion on glycemic control and inflammatory cytokines in adolescents with type 1 diabetes.

Pediatr Diabetes 2016 Feb 18;17(1):36-43. Epub 2014 Dec 18.

Center for Endocrinology, Diabetes and Metabolism, Children's Hospital Los Angeles, Los Angeles, CA, 90027, USA.

View Article and Find Full Text PDF
February 2016

Pilot study to evaluate the effects of tetrahydrobiopterin on adult individuals with phenylketonuria with measurable maladaptive behaviors.

CNS Spectr 2015 Apr 17;20(2):157-63. Epub 2014 Oct 17.

1Genetics Division,Department of Pediatrics,Keck School of Medicine,University of Southern California,Los Angeles County+University of Southern California Medical Center,Los Angeles,California,USA.

View Article and Find Full Text PDF
April 2015

Congenital heart disease in low-birth-weight infants: effects of small for gestational age (SGA) status and maturity on postoperative outcomes.

Pediatr Cardiol 2015 Jan 6;36(1):1-7. Epub 2014 Jul 6.

Division of Neonatal Medicine, Department of Pediatrics, Los Angeles County, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.

View Article and Find Full Text PDF
January 2015

Melatonin and dopamine as biomarkers to optimize treatment in phenylketonuria: effects of tryptophan and tyrosine supplementation.

J Pediatr 2014 Jul 22;165(1):184-189.e1. Epub 2014 May 22.

Clinical and Translational Science Institute, Keck School of Medicine, University of Southern California, Los Angeles, CA.

View Article and Find Full Text PDF
July 2014

Pituitary and ovarian hormone activity during the 7-day hormone-free interval of various combined oral contraceptive regimens.

Contraception 2014 Jul 3;90(1):94-6. Epub 2014 Feb 3.

Departments of Obstetrics and Gynecology, University of Southern California Keck School of Medicine, Los Angeles, CA 90033; Preventive Medicine, University of Southern California Keck School of Medicine, Los Angeles, CA 90033.

View Article and Find Full Text PDF
July 2014

Use of an emergency medical pictorial communication book during simulated disaster conditions.

Disaster Med Public Health Prep 2013 Oct;7(5):475-80

Departments of Emergency Medicine & Pediatrics, Los Angeles County Medical Center, and Keck School of Medicine, University of Southern California.

View Article and Find Full Text PDF
October 2013

Glycosaminoglycan metabolism defects and atherosclerosis: frequent association of endothelial dysfunction in patients with Mucopolysaccharidosis.

J Inherit Metab Dis 2014 Mar 27;37(2):255-61. Epub 2013 Jul 27.

Genetics Division, Department of Pediatrics, LAC+USC Medical Center, Keck School of Medicine, University of Southern California, 1801 Marengo Street General Laboratory Building, Room 1G-24, Los Angeles, CA, 90033, USA,

View Article and Find Full Text PDF
March 2014