Research Topics
| Offie P SoldinSummaryAffiliation: Georgetown University Country: USA Publications
Research Grants
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Detail Information
Publications
Thyroid function testing in pregnancy and thyroid disease: trimester-specific reference intervalsOffie P Soldin
Department of Medicine, Division of Endocrinology and Metabolism, Lombardi Cancer Center, Washington, DC 20057 1465, USA
Ther Drug Monit 28:8-11. 2006..Gestational age-specific reference intervals are now available for thyroid function tests. Knowing the expected normal changes in hormone concentrations throughout pregnancy allows individualized supplementation when necessary...
Gestation-specific thyroxine and thyroid stimulating hormone levels in the United States and worldwideOffie P Soldin
Department of Oncology, Center for Sex Differences, Washington, DC, USA
Ther Drug Monit 29:553-9. 2007..Therefore, gestation-specific reference intervals assist in appropriate clinical management of thyroid disease in pregnancy to ensure maternal and fetal health...
IMMULITE 2000 age and sex-specific reference intervals for alpha fetoprotein, homocysteine, insulin, insulin-like growth factor-1, insulin-like growth factor binding protein-3, C-peptide, immunoglobulin E and intact parathyroid hormoneOffie P Soldin
Department of Oncology, Physiology, Georgetown University Medical Center, USA
Clin Biochem 41:937-42. 2008....
Prenatal exposure of a girl with autism spectrum disorder to 'horsetail' (Equisetum arvense) herbal remedy and alcohol: a case reportJuan A Ortega García
Pediatric Environmental Health Specialty Unit, Neuropediatric Unit, Department of Pediatrics, University Hospital Virgen of Arrixaca, Murcia, Spain
J Med Case Reports 5:129. 2011..abstract:..
Innovative studies in women by use of stabilized isotopes in pregnancyOffie P Soldin
PregnaTox, Georgetown University Medical Center, Washington, DC, USA
J Popul Ther Clin Pharmacol 18:e528-32. 2011..In order to solidify these findings, a larger group of patients is required. In addition, the mechanisms responsible for the gestational differences in pharmacokinetics need to be investigated...
Effects of manganese on thyroid hormone homeostasis: potential linksO P Soldin
Department of Oncology and Medicine, The Center for Study of Sex Differences, Georgetown University Medical Center, Washington, DC, USA
Neurotoxicology 28:951-6. 2007....
Triptans in pregnancyOffie P Soldin
Department of Medicine, Georgetown University Medical Center, Washington, DC 20057, USA
Ther Drug Monit 30:5-9. 2008..There are no data to suggest teratogenicity for any of the triptans, although preterm birth rates appear to be elevated...
Thyroid hormone testing by tandem mass spectrometryOffie P Soldin
Department of Oncology, Georgetown University Medical Center, Washington, DC 20057, USA
Clin Biochem 44:89-94. 2011..These methods are especially important in states of disease and during pregnancy when protein binding is a factor that interferes with other methods for thyroid hormone analysis...
Therapeutic drug monitoring during pregnancy and lactation: thyroid function assessment in pregnancy-challenges and solutionsOffie P Soldin
Department of Oncology, Lombardi Comprehensive Cancer Center, Washington, DC, USA
Ther Drug Monit 32:265-8. 2010....
Thyroid hormones and methylmercury toxicityOffie P Soldin
Department of Medicine, Oncology and Physiology, Center for Sex Differences, Lombardi Comprehensive Cancer Center, Georgetown University Medical Center, 3800 Reservoir Road, NW, Washington, DC 20057, USA
Biol Trace Elem Res 126:1-12. 2008..This review addresses the possibility that high exposures to the organometal, methylmercury (MeHg), may perturb neurodevelopmental processes by selectively affecting thyroid hormone homeostasis and function...
Pediatric reference intervals for aldosterone, 17alpha-hydroxyprogesterone, dehydroepiandrosterone, testosterone and 25-hydroxy vitamin D3 using tandem mass spectrometryOffie P Soldin
Department of Oncology, Georgetown University Medical Center, USA
Clin Biochem 42:823-7. 2009..To determine age and sex-specific pediatric reference intervals for aldosterone, 17alpha-hydroxyprogesterone, dehydroepiandrosterone, testosterone, and 25-hydroxy vitamin D(3)...
Sex differences in pharmacokinetics and pharmacodynamicsOffie P Soldin
Departments of Medicine, Oncology and Physiology, Center for the Study of Sex Differences, Georgetown University Medical Center, Washington, DC, USA
Clin Pharmacokinet 48:143-57. 2009..Since this is a rapidly evolving area, it is essential for the practitioner to review drug prescribing information and recent literature in order to fully understand the impact of these differences on clinical therapeutics...
Thyroid hormone levels associated with active and passive cigarette smokingOffie P Soldin
Department of Oncology, Lombardi Comprehensive Cancer Center, Georgetown University Medical Center, Washington, District of Columbia 20057, USA
Thyroid 19:817-23. 2009..We use a comprehensive approach to assess the interrelationships between active and passive tobacco smoke exposure and thyroid hormone levels by employing innovative hormone analysis techniques...
Pediatric acute lymphoblastic leukemia and exposure to pesticidesOffie P Soldin
Department of Oncology, Georgetown University Medical Center, Washington, District of Columbia 20057, USA
Ther Drug Monit 31:495-501. 2009..03) and diethyldithiophosphate (P < 0.05). The association of ALL risk with pesticide exposure merits further studies to confirm the association...
Longitudinal comparison of thyroxine pharmacokinetics between pregnant and nonpregnant women: a stable isotope studyOffie P Soldin
Department of Medicine, Oncology, Physiology and Biophysics, Georgetown University Medical Center, Washington, DC 20057, USA
Ther Drug Monit 32:767-73. 2010..Future work should focus on the mechanisms responsible for the gestational differences in pharmacokinetics and whether these should necessitate dose schedule changes in pregnancy...
Sex differences in drug dispositionOffie P Soldin
Department of Oncology, Georgetown University Medical Center, Washington, DC 20057, USA
J Biomed Biotechnol 2011:187103. 2011..This paper summarizes sex differences that impact drug disposition and includes a general comparison of clinical pharmacology as it applies to men and women...
Differences between measurements of T4 and T3 in pregnant and nonpregnant women using isotope dilution tandem mass spectrometry and immunoassays: are there clinical implications?Offie P Soldin
Division of Cancer Genetics and Epidemiology, Lombardi Cancer Center, Georgetown University School of Medicine, Room S 165A, 3800 Reservoir Road, NW, Washington, DC 20007 2197, USA
Clin Chim Acta 347:61-9. 2004..05) throughout pregnancy. In this study, we examined the clinical implications of these discrepancies...
Trimester-specific reference intervals for thyroxine and triiodothyronine in pregnancy in iodine-sufficient women using isotope dilution tandem mass spectrometry and immunoassaysO P Soldin
Division of Cancer Genetics and Epidemiology, Lombardi Cancer Center, Georgetown University Medical Center, Room S 165 A, Washington, DC 20007 2197, USA
Clin Chim Acta 349:181-9. 2004..We used a novel isotope dilution tandem mass spectrometry (LC/MS/MS) method, and compare these to reference intervals obtained by immunoassays (IAs) performed on the same samples...
Pediatric reference intervals for free thyroxine and free triiodothyronineOffie P Soldin
Department of Oncology, Georgetown University Medical Center, Washington, DC 20007, USA
Thyroid 19:699-702. 2009..We determined age- and sex-specific reference intervals for neonates, infants, and children 0-18 years of age for FT(4) and FT(3) using tandem mass spectrometry...
Trimester-specific changes in maternal thyroid hormone, thyrotropin, and thyroglobulin concentrations during gestation: trends and associations across trimesters in iodine sufficiencyO P Soldin
Division of Cancer Genetics and Epidemiology, Lombardi Comprehensive Cancer Center, Georgetown University School of Medicine, Washington, DC 20057 1465, USA
Thyroid 14:1084-90. 2004..To describe the interrelationships of thyroid functions based on trimester-specific concentrations in healthy, iodine-sufficient pregnant women across trimesters, and postpartum...
Do thyroxine and thyroid-stimulating hormone levels reflect urinary iodine concentrations?Offie P Soldin
Division of Endocrinology and Metabolism, Georgetown University School of Medicine, Washington, DC 20057, USA
Ther Drug Monit 27:178-85. 2005..Monitoring the status of iodine nutrition of individuals in the United States may be important because serum TSH and T4 concentrations do not indicate low iodine status...
Steroid hormone levels associated with passive and active smokingOffie P Soldin
Department of Oncology, Georgetown University Medical Center, Washington, DC, USA
Steroids 76:653-9. 2011..Cigarette tobacco smoke is a potent environmental contaminant known to adversely affect health including fertility and pregnancy...
Steroid hormone levels in pregnancy and 1 year postpartum using isotope dilution tandem mass spectrometryOffie P Soldin
Division of Endocrinology and Metabolism, Department of Medicine, Georgetown University Medical Center, Washington, DC 20057 1465, USA
Fertil Steril 84:701-10. 2005....
Correlations of free thyroid hormones measured by tandem mass spectrometry and immunoassay with thyroid-stimulating hormone across 4 patient populationsJacqueline Jonklaas
Division of Endocrinology, Georgetown University Medical Center, Washington, DC 20007, USA
Clin Chem 55:1380-8. 2009..Our study was designed to compare free thyroid hormone measurements performed with immunoassay and LC-MS/MS...
Tandem mass spectrometry improves the accuracy of free thyroxine measurements during pregnancyNatasa Kahric Janicic
Division of Endocrinology, Georgetown University Medical Center, Washington, DC, USA
Thyroid 17:303-11. 2007..The objective of this study was to characterize the performance of a novel tandem mass spectrometric assay for free thyroxine during the physiologic conditions of pregnancy...
The measurement of free thyroxine by isotope dilution tandem mass spectrometrySteven J Soldin
Bioanalytical Core Laboratory, Georgetown Clinical Research Center, Georgetown University, Washington, DC 20007 2197, USA
Clin Chim Acta 358:113-8. 2005..We developed a rapid, reliable free T4 method employing isotope dilution tandem mass spectrometry and compared our results with both the analogue (direct) free T4 and equilibrium dialysis procedures...
Simultaneous quantification of free triiodothyronine and free thyroxine by isotope dilution tandem mass spectrometryJianghong Gu
Department of Laboratory Medicine, Children s National Medical Center, 111 Michigan Avenue, NW, Washington, DC, USA
Clin Biochem 40:1386-91. 2007....
Comparison of FT4 with log TSH on the Abbott Architect ci8200: Pediatric reference intervals for free thyroxine and thyroid-stimulating hormoneSteven J Soldin
General Clinical Research Center, Georgetown University Medical Center, Washington, District of Columbia, USA
Clin Chim Acta 411:250-2. 2010..We evaluated the clinical validity of serum FT4 measurements by assessing its correlation with log TSH. To provide pediatric reference intervals (representative ranges) for FT4, and TSH on the Architect ci8200 integrated system...
The effect of secondhand smoke exposure on markers of elastin degradationNatalie Slowik
Department of Medicine, St Luke s Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, NY 10019, USA
Chest 140:946-53. 2011..This study determined whether exposure to SHS affects elastin degradation in asymptomatic individuals...
Isotope dilution tandem mass spectrometric method for T4/T3Nadia Soukhova
Bioanalytical Core Laboratory, Georgetown Clinical Research Center, Georgetown University, Washington, DC 20007-2197, USA
Clin Chim Acta 343:185-90. 2004..RESULTS AND CONCLUSIONS: An isotope dilution tandem mass spectrometry method for the simultaneous determination of total T4 and T3 in serum is described which is accurate, specific, precise (%CVs 3.5-9.0), simple and fast (<7 min)...
Steroid hormone analysis by tandem mass spectrometrySteven J Soldin
Department of Medicine, Georgetown University, Washington, DC 20007, USA
Clin Chem 55:1061-6. 2009..New high-performance liquid chromatography/tandem mass spectrometry (LC-MS/MS) methods are among the most successful approaches to improve specificity problems inherent in many immunoassays...
Rapid measurement of estrogens and their metabolites in human serum by liquid chromatography-tandem mass spectrometry without derivatizationTiedong Guo
Bioanalytical Core Laboratory, General Clinical Research Center, Georgetown University Medical Center, Washington, DC, USA
Clin Biochem 41:736-41. 2008....
Pediatric reference intervals for FSH, LH, estradiol, T3, free T3, cortisol, and growth hormone on the DPC IMMULITE 1000Offie P Soldin
Division of Endocrinology and Metabolism, Georgetown University School of Medicine, Washington DC 20057-1465, USA
Clin Chim Acta 355:205-10. 2005..These reference intervals provide the basis for clinical interpretation of laboratory results using the IMMULITE 1000 system and the assessment of child development...
Steroid hormones: relevance and measurement in the clinical laboratoryJennifer P Holst
Division of Endocrinology and Metabolism, Georgetown University, 4000 Reservoir Road Northwest, Washington, DC 20007, USA
Clin Lab Med 24:105-18. 2004..This article addresses the relevance and methods of measurement of steroid hormones in the clinical laboratory...
Pediatric brain natriuretic peptide and N-terminal pro-brain natriuretic peptide reference intervalsSteven J Soldin
Departments of Medicine and Pharmacology, Georgetown University Medical Center, Washington DC 20007, USA
Clin Chim Acta 366:304-8. 2006..Previous studies lack large numbers in each group, have not covered all age ranges and have not compared results for BNP with NT-proBNP in simultaneously drawn samples...
Serum iron, ferritin, transferrin, total iron binding capacity, hs-CRP, LDL cholesterol and magnesium in children; new reference intervals using the Dade Dimension Clinical Chemistry SystemOffie P Soldin
Cancer, Genetics and Epidemiology and Endocrinology and Pharmacology, Georgetown University Medical Center, Washington, DC 20007, USA
Clin Chim Acta 342:211-7. 2004....
Hypothyroidism during pregnancyAlejandro A Nava-Ocampo
Can Fam Physician 50:549-51. 2004..Another study has shown that even if levothyroxine therapy is started after the first trimester, there is an excellent chance children will have normal neuropsychologic development...
Hypothyroxinemia, iodine deficiency, and subtle changes in migration and cytoarchitectureOffie P Soldin
Environ Health Perspect 112:A268-9; author reply A269. 2004
Serotonin syndrome associated with triptan monotherapyOffie P Soldin
N Engl J Med 358:2185-6. 2008
Research Grants
- Hyopthyroidism Treatment in Aging and Thyroid CancerOffie P Soldin; Fiscal Year: 2010..This will help in setting therapeutic goals and help millions in diagnosis, treatment and management of thyroid disease in aging. ..
