Rebecca Lee Linn, MD
Assistant Professor of Pathology and Laboratory Medicine at the Children's Hospital of Philadelphia
University of Pennsylvania Perelman School of Medicine
Contact InformationDepartment of Pathology and Laboratory Medicine
The Children's Hospital of Philadelphia
3401 Civic Center Blvd.
Philadelphia, PA 19104
Office: 215-590-1728
Fax: 215-590-1736
Email: linnr@chop.edu
Itmat Expertise
Placental Pathology
Perinatal Pathology
Clinical Expertise
Placental pathology
Perinatal pathology
Research Expertise
Placental pathology
Perinatal pathology
Education
BS (Biological Chemistry, Cum Laude), Tulane University, New Orleans, Louisiana, 2007
MD St. Louis University School of Medicine, St. Louis, Missouri, 2012
Specialty Certification
American Board of Pathology (Anatomic and Clinical Pathology), 2016
American Board of Pathology (Pediatric Pathology), 2017
Postgraduate Training
Resident in Anatomic and Clinical Pathology, Northwestern University Feinberg School of Medicine, 2012-2016
Fellow in Pediatric Pathology, The Children's Hospital of Philadelphia, 2016-2017
Awards and Honors
The Chairman Award for Distinguished Service, University of Pennsylvania Department of Pathology and Laboratory Medicine, 2025
Memberships and Professional Organizations
College of American Pathologists, 2012 - Present
American Society of Clinical Pathologists, 2012 - Present
United States and Canadian Academy of Pathology, 2012 - Present
Society of Pediatric Pathology, 2015 - Present
Web Links
Selected Publications
Placental Malperfusion Is Associated With Adverse Outcomes in Congenital Heart Disease and With Genetic Variants in Placental Developmental Pathways
Rebecca Josowitz, Stacy Woyciechowski, Tanaya Jadhav, Tejas Jammihal, Rebecca L Linn, Jack Rychik, J William Gaynor, Ramakrishnan Rajagopalan, Nancy B Spinner, JACC 86(19): 1704-1720, 2025
Placental Malperfusion Is Associated With Adverse Outcomes in Congenital Heart Disease and With Genetic Variants in Placental Developmental Pathways
Rebecca Josowitz, Stacy Woyciechowski, Tanaya Jadhav, Tejas Jammihal, Rebecca L Linn, Jack Rychik, J William Gaynor, Ramakrishnan Rajagopalan, Nancy B Spinner, JACC 86(19): 1704-1720, 2025
Upstairs-Downstairs Heart: A Rare Complex Cardiac Malformation with Superoinferior Ventricles
Hui Qiao, Carmelo Jacinto , Amanda Nguy, Lindsay Rogers, Rebecca L Linn, Society of Pediatric Pathology 2025 Fall Meeting, Philadelphia, PA, 2025
Postmortem Diagnosis of Non-Rhizomelic Chondrodysplasia Punctata in Diamniotic-Dichorionic Male Twins: A Rare Case Report
Lucie Bennett-Stein, Rebecca L Linn, Society of Pediatric Pathology 2025 Fall Meeting, Philadelphia, PA, 2025
Characterization of placental pathology in Beckwith-Wiedemann Syndrome due to alterations in the KCNQ1OT1:TSS-DMR region.
Kavari SL, George AM, Linn RL, Kalish JM., Placenta 171(): 102-110, 2025, PMID:41033122
DNA methylation differences stratified by normalized fetal/placental weight ratios suggest neurodevelopmental deficits in neonates with congenital heart disease
Jacobwitz M, Xie M, Catalano J, Helbig I, Gaynor JW, Burnham N, Linn RL, Gebb J, Russell MW, Hakonarson H, Chaiyachati BH, Cristancho AG., PLoS One 20(8): e0317944, 2025, PMID:40768515
Acquired neuropathology and its associations with key patterns of placental pathology.
Viaene AN, Steele J, Linn RL, Acta Neropatholo Commun 13(1): 138, 2025, PMID:40581648
Extracellular Vesicles Alter Trophoblast Function in Pregnancies Complicated by COVID-19
Golden TN, Mani S, Linn RL, Leite R, Trigg NA, Wilson A, Anton L, Mainigi M, Conine CC, Kaufman BA, Strauss JF, Parry S, Simmons RA, Journal of Extracellular Vesicles 14(4): e70051, 2025, PMID:40205960
Severe Acute Respiratory Syndrome Coronavirus 2, the Human Placenta, and Adverse Perinatal Outcomes
Linn RL, Forkpa M, Leite R, Guerrero JC, Reyes MC, Schwartz LE, Simmons RA, Parry S, Golden TN., American Journal of Pathology 195(8): 1457-1466, 2025, PMID:40316213
Whole Exome Sequencing in a Population of Fetuses With Structural Anomalies
Burrill N, Schindewolf E, Pilchman L, Wright R, Crane H, Gebb J, Khalek N, Soni S, Paidas Teefey C, Oliver ER, Linn R, Moldenhauer JS., Prenat Diagn 45(3): 310-317, 2025, PMID:39743338
