Laurel J. Glaser, MD, PhD

Assistant Professor of Clinical Pathology and Laboratory Medicine
Perelman School of Medicine at the University of Pennsylvania 
Director, Clinical Microbiology Laboratory
Co-Director, HUP/CHOP Fellowship in Clinical Microbiology
Medical Director, Quality

Contact InformationHospital of the University of Pennsylvania
3400 Spruce Street
4 Gates Building
Philadelphia, PA 19104

Office: 215-662-3457
Fax: 215-349-8291


Specialty Division

Laboratory Medicine


ScB (Biochemistry), Brown University, 1998
MD PhD (Microbiology), Mount Sinai School of Medicine , 2009

Specialty Certification

American Board of Pathology (Anatomic and Clinical Pathology), 2014
American Board of Medical Microbiology, 2016

Postgraduate Training

Anatomic and Clinical Pathology Resident, Hospital of the University of Pennsylvania, University of Pennsylvania, 2009-2013
Fellow, Medical & Public Health Microbiology, CPEP (American Academy of Microbiology) Accredited Program, University of Pennsylvania, 2013-2015

Awards and Honors

Alpha Omega Alpha Honor Medical Society, 2008
William Pepper Fellowship Award in Recognition of Service to Clinical Pathology, 2011-2012
Kevin Salhany Award for Excellence in Clinical Teaching, 2017

Memberships and Professional Organizations

College of American Pathologists, 2009 - Present
American Society for Microbiology, 2013 - Present
American Society for Clinical Pathology, 2015 - Present
National Patient Safety Foundation, 2016 - Present

Web Links

Selected Publications

Copan eNAT Transport System to Address Challenges in COVID-19 Diagnostics in Regions with Limited Testing Access

Richard-Greenblatt M, Comar CE, Flevaud L, Berti M, Harris RM, Weiss SR, Glaser L., J Clin Microbiol Clin Microbiol(): , 2021, PMID:33579730

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Investigating hospital Mycobacterium chelonae infection using whole genome sequencing and hybrid assembly.

Gu CH, Zhao C, Hofstaedter C, Tebas P, Glaser L, Baldassano R, Bittinger K, Mattei LM, Bushman FD, PLoS One 9(15(11):e0236533): , 2020

Patient to environment transmission of multidrug-resistant bacteria within intensive care units

Ziegler, M.,Kelly, B., David M., Dutcher, L.,Tolomeo, P., Bekele, S., Loughrey, S.,Reesey, E., Glaser, L. and Lautenbach, E., ID Week, 2020

Role of Ancillary Techniques in Fluid Cytology

Yu GH, Glaser LJ, Gustafson KS, Acta Cytol 24(): 1-11, 2020

A Practical Guide to the Role of Ancillary Techniques in the Diagnosis of Infectious Agents in Fine Needle Aspiration Samples

Glaser LJ, Montone KT, Acta Cytol, 2020

Analytical Sensitivity of SARS-CoV-2 Assays: A Comparison of Eight RNA-based Methodologies

Gentile, C., Herlihy, S., Richard-Greenblatt, M., Glaser,L., Watt,C., Van Deerlin, V., Association for Molecular Pathology Annual Meeting, 2020

Dual β-Lactam Combinations Highly Active against Mycobacterium abscessus Complex In Vitro

Pandey R, Chen L, Manca C, Jenkins S, Glaser L, Vinnard C, Stone G, Lee J, Mathema B, Nuermberger EL, Bonomo RA, Kreiswirth BN, MBio 12(10): e02895-18, 2019

Draining dorsal hand pustules, nodules, and ulcers in a patient with immunosuppression

Stephens MR, Aderibigbe O, Steele KT, Elder DE, Glaser L, Jacob J, Rosenbach M, JAAD Case Report 5(10): 846, 2019

An Unusual Case of Testicular Swelling in a Patient With HIV

Abernethy, J, Innis,SA Glaser, L MD, Short WR, Contagion 4(): 32, 2019

Evaluation of the DiaSorin Molecular Simplexa VZV Direct Assay for Direct Detection of Varicella Zoster Virus in Cerebrospinal Fluid in Adult and Pediatric Populations

Uprety P, Gaston E, Belman J, Alby K, Glaser, L, Microbe, 2019