Based on client feedback, we have upgraded the Quest Diagnostics Clinical Education website.  We value your input. Please provide feedback about the changes and any suggestions you may have to help us ensure the website serves your Clinical Education needs. Take the survey.

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Testing a panel of 12 single-nucleotide polymorphims may help identify people at increased risk of atrial fibrillation and stroke, according to a recent study by researchers from the Lund University in Malmö, Sweden, the Broad Institute, Harvard Medical School, Cambridge, MA, and Quest Diagnostics. The award-winning poster may be accessed by ACC attendees through the ACC.14 Attendee Portal.

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To learn more about the differences in vitamin D testing methodologies and why methodology matters, watch this brief two minute video.

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Compared to the general population, a woman with a confirmed BRCA1 or BRCA2 mutation is at greater risk of developing cancer during her lifetime—up to an 85% risk of breast cancer and up to a 40% risk of ovarian cancer. Her children, siblings and parents have a 50% chance of having the same autosomal dominant mutation and facing comparable risks.

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Visit Our New Upcoming Events Center For Event Details

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Browse by Medical Specialty

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New Biomarker 14-3-3η: Advances in Diagnosing Early Rheumatoid Arthritis and Differentiating Osteoarthritis

Walter Maksymowych, MD, will detail the differences between rheumatoid arthritis and osteoarthritis, discuss the limitation of current markers and the benefits of the 14-3-3η biomarker.... Read more

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Chikungunya Fever: An Emerging Infection in the Western Hemisphere

Hollis J. Batterman, MD Medical Director Quest Diagnostics Nichols Institute Dr. Batterman will explain the epidemiology of chikungunya infection, describe the clinical features of the... Read more

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Hepatitis C: The Revolution has Begun!

Bruce Bacon, MD, will explain the importance of hepatitis C screening, the new guidelines and describe the significant changes to treatment and their important impact... Read more

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A step toward simplicity for a complex analyte.

Authors: Bystrom CE.Nassar A, Cohen C, Zhou W, Lynch KA, Barker EA, Vanderbilt BL, Thompson J, Heyman ER, Olson A, Lange H, Siddiqui MT.

Clin Chem. 2011;57:1091-1092.


'Criteria' aPL tests: report of a task force and preconference workshop at the 13th International Congress on Antiphospholipid Antibodies, Galveston, Texas, April 2010.

Authors: Pierangeli SS, de Groot PG, Dlott J, Favaloro E, Harris EN, Lakos G, Ortel T, Meroni PL, Otomo K, Pengo V, Tincani A, Wong R, Roubey R.Nassar A, Cohen C, Zhou W, Lynch KA, Barker EA, Vanderbilt BL, Thompson J, Heyman ER, Olson A, Lange H, Siddiqui MT.

Lupus. 2011;20:182-190.


A multisite performance study comparing the reading of immunohistochemical slides on a computer monitor with conventional manual microscopy for estrogen and progesterone receptor analysis.

Quest Diagnostics Authors: Agersborg, S

Authors: Nassar A, Cohen C, Zhou W, Lynch KA, Barker EA, Vanderbilt BL, Thompson J, Heyman ER, Olson A, Lange H, Siddiqui MT.Nassar A, Cohen C, Zhou W, Lynch KA, Barker EA, Vanderbilt BL, Thompson J, Heyman ER, Olson A, Lange H, Siddiqui MT.

Am J Clin Pathol. 2011;135:461-467.


A new immunohistochemical ER/PR image analysis system: a multisite performance study.

Quest Diagnostics Authors: Agersborg, S

Authors: Nassar A, Cohen C, Zhou W, Lynch KA, Heyman ER, Olson A, Lange H, Siddiqui MT.Nassar A, Cohen C, Zhou W, Lynch KA, Barker EA, Vanderbilt BL, Thompson J, Heyman ER, Olson A, Lange H, Siddiqui MT.

Appl Immunohistochem Mol Morphol. 2011;19:195-202.


Age-related differences in patterns of increased Bordetella pertussis antibodies.

Authors: Prince HE, Lieberman JM, Cherry JD.Nassar A, Cohen C, Zhou W, Lynch KA, Barker EA, Vanderbilt BL, Thompson J, Heyman ER, Olson A, Lange H, Siddiqui MT.

Clin Vaccine Immunol. 2012;19:545-550.


Analysis of resistance, cross-resistance and antimicrobial combinations for Pseudomonas aeruginosa isolates from 1997 to 2009.

Authors: Master RN, Clark RB, Karlowsky JA, Ramirez J, Bordon JM.Nassar A, Cohen C, Zhou W, Lynch KA, Barker EA, Vanderbilt BL, Thompson J, Heyman ER, Olson A, Lange H, Siddiqui MT.

Int J Antimicrob Agents. 2011;38:291-295.