McPhaul, Michael J., MD
Medical Director, Endocrinology & Metabolism
Quest Diagnostics
San Juan Capistrano, CA
Expert Insight:
Mass Spectrometry—Applying the Gold Standard in Endocrinology
Presentation:
Mass Spectrometry in the Endocrinology Diagnostic Laboratory
Publication:
Circulating macroprolactin exhibits molecular heterogeneity and is not exclusively an antibody complex
Publication:
Sample Multiplexing: Increased Throughput for Quantification of Total Testosterone in Serum by Liquid Chromatography-Tandem Mass Spectrometry
Publication:
Consequences of the COVID-19 Pandemic: Reduced Hemoglobin A1c Diabetes Monitoring
Publication:
Simultaneous Consideration of HbA 1c and Insulin Resistance Improves Risk Assessment in White Individuals at Increased Risk for Future Type 2 Diabetes
Publication:
Gaps in Dyslipidemia Care Among Working-Aged Individuals With Employer-Sponsored Health Care.
Publication:
Free thyroxine concentrations in sera of individuals with Familial Dysalbuminemic Hyperthyroxinemia: a comparison of three methods of measurement.
Publication:
Performance of Plasma Biomarkers and Diagnostic Panels for Nonalcoholic Steatohepatitis and Advanced Fibrosis in Patients With Type 2 Diabetes.
Publication:
Detection of Insulin-Like Growth Factor 1 Variants by Mass Spectrometry: Results from a Clinical Reference Laboratory.
Publication:
Plasma Free Cortisol in States of Normal and Altered Binding Globulins: Implications for Adrenal Insufficiency Diagnosis.
Publication:
Adrenal insufficiency in neonates undergoing cardiopulmonary bypass and postoperative hypothalamic-pituitary-adrenal function after prophylactic glucocorticoids.
Publication:
Performance of the SteatoTest, ActiTest, NashTest and FibroTest in a multiethnic cohort of patients with type 2 diabetes mellitus.
Publication:
Insulin Resistance Probability Scores for Apparently Healthy Individuals.
Publication:
Elevated Hemoglobin A1c Is Associated With Incident Diabetes Within 4 Years Among Normoglycemic, Working-age Individuals in an Employee Wellness Program
Publication:
Use of a Metabolomic Approach to Non-invasively Diagnose Nonalcoholic Fatty Liver Disease in Patients with Type 2 Diabetes Mellitus.
Publication:
The relationship between IGF-I and -II concentrations and body composition at birth and over the first 2 months.
Publication:
Correlation of Insulin-Like Growth Factor-I and -II Concentrations at Birth Measured by Mass Spectrometry and Growth from Birth to Two Months.
Publication:
Discordance between mass spectrometry and immunometric IGF-1 assay in pituitary disease: a prospective study.
Publication:
Prediction of Type 2 Diabetes by Hemoglobin A1c in Two Community-Based Cohorts.
Publication:
Total and free cortisol levels during 1 μg, 25 μg, and 250 μg cosyntropin stimulation tests compared to insulin tolerance test: results of a randomized, prospective, pilot study.
Publication:
Identification of the Underlying Androgen Receptor Defect in the Dallas Reifenstein Family
Publication:
Mutational Analysis in Pediatric Thyroid Cancer and Correlations with Age, Ethnicity, and Clinical Presentation.
Publication:
Surge in newly identified diabetes among medicaid patients in 2014 within medicaid expansion States under the affordable care act.
Publication:
The Measurement of 3-Epimer 25-Hydroxyvitamin D by Mass Spectrometry in Clinical Specimens Detects Inconsequential Levels in Adult Subjects