Research Topics
| Andrea L GropmanSummaryAffiliation: Georgetown University Country: USA Publications
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Detail Information
Publications
Imaging of neurogenetic and neurometabolic disorders of childhoodAndrea Gropman
Departments of Pediatrics and Neurology, Georgetown University Medical Center, 3800 Reservoir Road NW, 2PHC, Washington, DC 20007, USA
Curr Neurol Neurosci Rep 4:139-46. 2004..With MRI techniques, one can investigate the relationship between structure, function, genes, and behavior. This report discusses the research applications of MRI to the study of neurogenetic disorders of childhood...
Expanding the diagnostic and research toolbox for inborn errors of metabolism: the role of magnetic resonance spectroscopyAndrea L Gropman
Department of Pediatrics (Genetics and Metabolism, Georgetown University, Washington, DC 20057, USA
Mol Genet Metab 86:2-9. 2005
1H MRS allows brain phenotype differentiation in sisters with late onset ornithine transcarbamylase deficiency (OTCD) and discordant clinical presentationsAndrea L Gropman
Department of Neurology, Children s National Medical Center, 111 Michigan Avenue, NW, Washington, DC 20010, USA
Mol Genet Metab 94:52-60. 2008..The concentration of mI seen on (1)H MRS in PWM and FWM in this family could be used to deduce clinical symptomatology and may serve as a non-invasive marker of brain liability in OTCD...
Neurologic and developmental features of the Smith-Magenis syndrome (del 17p11.2)Andrea L Gropman
Department of Pediatrics Genetics and Metabolism, Georgetown University, Washington, DC 20007, USA
Pediatr Neurol 34:337-50. 2006..Suggestions for management of the behavioral and sleep difficulties are discussed in the context of the authors' personal experience in the setting of an ongoing Smith-Magenis syndrome natural history study...
Effects of short-course androgen therapy on the neurodevelopmental profile of infants and children with 49,XXXXY syndromeCarole A Samango-Sprouse
George Washington University of the Health Sciences, Washington, DC, USA
Acta Paediatr 100:861-5. 2011..The aim of this investigation was to ascertain whether an early course of androgen treatment (three injections testosterone enanthate, 25 mg) could have a positive impact on any domains of neurodevelopmental function in boys with 49,XXXXY...
New developments in Smith-Magenis syndrome (del 17p11.2)Andrea L Gropman
Department of Neurology, Children s National Medical Center, George Washington University of the Health Sciences, Washington, DC 20010, USA
Curr Opin Neurol 20:125-34. 2007..Recent clinical, neuroimaging, sleep, and molecular cytogenetic studies have provided new insights into the mechanisms leading to the Smith-Magenis phenotype and are summarized in this review...
Positive effects of short course androgen therapy on the neurodevelopmental outcome in boys with 47,XXY syndrome at 36 and 72 months of ageCarole A Samango-Sprouse
George Washington University of the Health Sciences, Washington, District of Columbia, USA
Am J Med Genet A 161:501-8. 2013..Continued research is underway to expand our understanding of the relationship of androgen, brain function, and neurobehavioral and neurodevelopmental outcome in boys with 47,XXY...
Altered neural activation in ornithine transcarbamylase deficiency during executive cognition: an fMRI studyAndrea L Gropman
Department of Neurology, Children s National Medical Center, Washington, DC 20010, USA
Hum Brain Mapp 34:753-61. 2013..Ornithine transcarbamylase deficiency (OTCD) is an X-linked urea cycle disorder characterized by hyperammonemia resulting in white matter injury and impairments in working memory and executive cognition...
Epigenetics, copy number variation, and other molecular mechanisms underlying neurodevelopmental disabilities: new insights and diagnostic approachesAndrea L Gropman
Department of Neurology, Children s National Medical Center, Washington, DC 20010, USA
J Dev Behav Pediatr 31:582-91. 2010..This review will describe a number of the molecular genetic mechanisms that play a role in disorders leading to ID/NDD and will discuss the categories and technologies for diagnostic testing of these conditions...
Ornithine transcarbamylase deficiency with persistent abnormality in cerebral glutamate metabolism in adultsAndrea L Gropman
Department of Neurology, Children s National Medical Center, Washington, DC, USA
Radiology 252:833-41. 2009..To determine cerebral glutamate turnover rate in partial-ornithine transcarbamylase deficiency (OTCD) patients by using carbon 13 ((13)C) magnetic resonance (MR) spectroscopy...
New frontiers in neuroimaging applications to inborn errors of metabolismMorgan J Prust
Department of Neurology, Children s National Medical Center, Washington, D C 20010, USA
Mol Genet Metab 104:195-205. 2011..Emphasis will be placed on techniques that are available in the clinical setting. Though technically complex, many of these modalities have moved - or soon will - to the clinical arena...
Diffusion tensor imaging in arginase deficiency reveals damage to corticospinal tractsMichael S Oldham
Department of Neurology, George Washington University School of Medicine and Health Sciences, Washington, District of Columbia, USA
Pediatr Neurol 42:49-52. 2010..This finding confirms the hypothesis that the mechanism of injury in arginase deficiency, although still unknown, is unlikely to be similar to that causing ornithine transcarbamylase deficiency...
Clinical variability and novel neurodevelopmental findings in 49, XXXXY syndromeAndrea L Gropman
Department of Neurology, Children s National Medical Center, Washington, District of Columbia 20010, USA
Am J Med Genet A 152:1523-30. 2010..Variability in clinical and cognitive functioning may reflect skewed X inactivation, mosaicism, or other factors that warrant further investigation...
1H MRS identifies symptomatic and asymptomatic subjects with partial ornithine transcarbamylase deficiencyA L Gropman
Department of Neurology, Children s National Medical Center, George Washington University School of Medicine and Health Sciences, Washington, DC 20010, USA
Mol Genet Metab 95:21-30. 2008..To evaluate brain metabolism in subjects with partial ornithine transcarbamylase deficiency (OTCD) utilizing (1)H MRS...
Cognitive outcome in urea cycle disordersAndrea L Gropman
Children's Research Institute, Children's National Medical Center, Department of Pediatrics, George Washington University School of Medicine and Health Sciences, Washington, DC 20010-2916, USA
Mol Genet Metab 81:S58-62. 2004..Such methods of investigation may serve as a model for studying the relationship between genes, biochemical markers, brain function, and behavior in other metabolic diseases...
Hypercholesterolemia in children with Smith-Magenis syndrome: del (17) (p11.2p11.2)Ann C M Smith
Medical Genetics Branch, National Human Genome Research Institute, NIH, Bldg. 10, Room 10C103, 10 Center Drive, MSC 1875, Bethesda, MD 20892-1875, USA
Genet Med 4:118-25. 2002..CONCLUSION: Hypercholesterolemia is common in SMS and may serve as a useful early clinical biochemical marker of the syndrome...
