Education and Training

Medical School

MD - Saint Louis University School of Medicine, Saint Louis, MO


Anatomic and Clinical Pathology - Northwestern University Feinberg School of Medicine, Chicago, IL


Pediatric Pathology - The Children's Hospital of Philadelphia, PA

Board Certification

Anatomic and Clinical Pathology – American Board of Pathology

Titles and Academic Titles

Attending physician

Departments and Services




Russell MW, Moldenhauer JS, Rychik J, Burnham NB, Zullo E, Parry S, Simmons RA, Elovitz MA, Nicolson SC, Linn RL, Johnson MP, Yu S, Sampson M, Hakonarson H, Gaynor JW. Damaging variants in proangiogenic genes impair growth in fetuses with cardiac defects. [Published online ahead of print June 18, 2019] J Pediatr.


Ernst LM, Linn RL, Minturn L, Miller ES. Placental Pathologic Associations with Morbidly Adherent Placenta: Potential Insights into Pathogenesis. Pediatr Dev Pathol. 2016 Jul 21 [Epub ahead of print] PubMed PMID: 27442784.

Lim G, Horowitz JM, Berggruen S, Ernst LM, Linn RL, Hewlett B, Kim J, Chalifoux LA, McCarthy RJ. Correlation of Probability Scores of Placenta Accreta on Magnetic Resonance Imaging with Hemorrhagic Morbidity. Journal of Clinical Anesthesia. 2016 Nov; 34:261 – 269. PubMed PMID: 27687389.

Miller ES, Minturn L, Linn R, Weese-Mayer DE, Ernst LM. Stillbirth evaluation: a stepwise assessment of placental pathology and autopsy. Am J Obstet Gynecol. 2016 Jan;214(1):115.e1-6. PubMed PMID: 26319054.


Linn RL, Miller ES, Lim G, Ernst LM. Adherent basal plate myometrial fibers in the delivered placenta as a risk factor for development of subsequent placenta accreta. Placenta. 2015 Dec;36(12):1419-24. PubMed PMID: 26494605.

Edelstein AI, Linn RL, Fritsch MK, Sagan M. Osteochondroma With Contiguous Bronchogenic Cyst of the Scapula. Am J Orthop (Belle Mead NJ). 2015 Sep;44(9):E355-7. PubMed PMID: 26372765.

Miller ES, Linn RL, Ernst LM. Does the presence of placental basal plate myometrial fibers increase the risk of subsequent morbidly adherent placenta: a case-control study. BJOG. 2015 Aug 11. [Epub ahead of print] PubMed PMID: 26265563.

Ernst LM, Rand CM, Bao R, Andrade J, Linn RL, Minturn L, Zhang C, Kang W, Weese-Mayer DE. Stillbirth: Genome-wide copy number variation profiling in archived placental umbilical cord samples with pathologic and clinical correlation. Placenta. 2015 Aug;36(8):783-9. PubMed PMID: 26094028.

Linn RL, Minturn L, Yee LM, Maniar K, Zhang Y, Fritsch MK, Kashireddy P, Kapur R, Ernst LM. Placental mesenchymal dysplasia without fetal development in a twin gestation: a case report and review of the spectrum of androgenetic biparental mosaicism. Pediatr Dev Pathol. 2015 Mar-Apr;18(2):146-54. PubMed PMID: 25625757.



Linn RL, Miller ES, Ernst LM. Placental Pathologic Associations with Morbidly Adherent Placenta: Insights into Pathogenesis. (Oral presentation at Society for Pediatric Pathology Spring meeting, Boston, Massachusetts, Mar. 21-Mar. 22, 2015)

Awards and Honors

2016, Kent Nowels Memorial Award for Outstanding Leadership, Collegiality, and Academic Excellence, Northwestern University Feinberg School of Medicine Department of Pathology

2014, Perinatal Pathology Award from Society for Pediatric Pathology, Fall Meeting, Birmingham, UK

2014, First place for Outstanding Clinical Research Addressing Women’s Health at Tenth Annual Lewis Landsberg Research Day, Northwestern University Feinberg School of Medicine

2013,  Resident Recruitment Award from Society for Pediatric Pathology, Fall Meeting, Salt Lake City, Utah

2013, Autopsy Award for Outstanding Performance by a First Year Resident, Northwestern University Feinberg School of Medicine Department of Pathology

2013, Neuropathology Holiday Challenge Award, Northwestern University Feinberg School of Medicine Department of Pathology

2012, Henry M. Pinkerton Award for Academic Excellence in Pathology, Saint Louis University School of Medicine

Leadership and Memberships

College of American Pathologists (CAP)

American Society of Clinical Pathologists (ASCP)

United States and Canadian Academy of Pathology (USCAP)

Society of Pediatric Pathology (SPP)