
Kiyoko Oshima, MD, PhD
Pathology
Highlights
Johns Hopkins Affiliations:
- Johns Hopkins School of Medicine Faculty
About Kiyoko Oshima
Professional Titles
- Director of Clinical Hepatic Pathology
Primary Academic Title
Adjunct Associate Professor of Pathology
Independent Clinician

Background
Dr. Oshima is a hepatobiliary and gastrointestinal pathologist and the director of the Johns Hopkins Liver Pathology Service.
Research Interests
Hepatobiliary, Pathology
Research Summary
Her research focuses on the study of neoplastic and non-neoplastic processes of the hepatobiliary system. Her ongoing projects include:
- 2D and 3D morphologic analysis of cholangiocarcinoma
- 2D and 3D morphologic analysis of hepatocytes regeneration in acute and chronic liver failure
Selected Publications
Eskandari F, Rowan DJ, Hari P, Kapke J, Schneidewend R, E Hagen C, Oshima K. Liver biopsy findings in patients with hematopoietic cell transplantation. Hum Pathol. 2017 Aug; 66:136-143
Lee JW, Zhang Y, Yoshizawa T, Argani P, Wood LD, Oshima K. Cancerization of ducts in hilar cholangiocarcinoma. Virchows Arch. 2022 May 9
Pant M, Oshima K. Cholesteryl Ester Storage Disease: An underdiagnosed cause of cirrhosis in adults. Ann Diagn Pathol. 2017 Dec; 31:66-70
Rowan DJ, Logunova V, Oshima K. Measured residual tumor cellularity correlates with survival in neoadjuvant treated pancreatic ductal adenocarcinomas. Ann Diagn Pathol. 2019 Feb; 38:93-98
Yoshizawa T, Hong SM, Jung D, Noe M, Keimen A, Wu P, Wirtz D, Hruban R, Wood L, Oshima K. Three dimensional analysis of extrahepatic cholangiocarcinoma and tumor budding. J Pathol. 2020 Aug; 251(4):400-410
Honors
- Faculty Teacher of the Year, Medical College of Wisconsin, 7/1/13
- Faculty of the Year, Saint Louis University, 7/1/08
Memberships
- Hans Popper Hepatopathology Society,
Membership committee
- Rogger C. Haggitt Gastrointestinal Pathology Society,
Educational Travel and Awards Committee
- United States and Canadian Academy of Pathology
Locations
- Johns Hopkins Bayview Medical Center
- 4940 Eastern Avenue, Pathology A Building 1st Fl Room AA154, Baltimore, MD 21224
- Get Directions
- phone: 410-550-4841
- fax: 410-550-0671
Expertise
Education
- Fellowship: UCLA Medical Center, Anatomic Pathology, 2002
- Fellowship: University of Chicago Medicine, Blood Banking/Transfusion Medicine, 2001
- Residency: Advocate Illinois, Pathology, 2000
- Graduate School: Jikei University School of Medicine, PhD, 1991
- Residency: Jikei University School of Medicine, Surgery, 1988
- Medical Education: Jikei University School of Medicine, MD, 1983
Board Certifications
- Anatomic Pathology: American Board of Pathology, 2001
- Clinical Pathology: American Board of Pathology, 2001
Insurance
- Aetna
- CareFirst
- Cigna
- First Health
- Geisinger Health Plan
- HealthSmart/Accel
- Johns Hopkins Health Plans
- MultiPlan
- Pennsylvania's Preferred Health Networks (PPHN)
- Point Comfort Underwriters
- Private Healthcare Systems (PHCS)
- Veteran Affairs Community Care Network (Optum-VACCN)