River Charles, MD Nephropathologist

About

Dr. River Charles joined our physician staff after the successful completion of his renal pathology fellowship at Arkana Labs.  He completed his pathology residency at University of California San Diego where he was Chief Resident and received his MD from University of Minnesota Medical School.  During his fellowship, Dr. Charles developed and co-hosted the “Collidescope” video series sharing interesting collision cases in renal pathology with co-worker Dr. Rachelle Gietzen.

Dr. Charles is board certified in anatomic and clinical pathology.  He is a member of the United States and Canadian Academy of Pathology, the College of American Pathologists, the American Society of Nephrology, and the Renal Pathology Society.

Education & Stats

Our fellowship-trained pathologists have decades of experience interpreting biopsies.

Joined the Arkana Team 2024
Doctor of Medicine University of Minnesota
Anatomic and Clinical Pathology Residency University of California, San Diego
Renal Pathology Fellowship Arkana Labs
Board Certification Anatomic and Clinical Pathology

Publications by River Charles, MD

Pulmonary epithelial-myoepithelial carcinoma (P-EMC) with focal high grade… Pulmonary epithelial-myoepithelial carcinoma…

By Charles R, Murray S, Gray E, Hu J

Pulmonary epithelial-myoepithelial carcinoma (P-EMC) with focal high grade transformation: Molecular and cytologic findings

January 2022

Pulmonary epithelial-myoepithelial carcinoma (P-EMC) is a rare type of salivary gland tumor of the lung. Diagnosis from…

Pulmonary epithelial-myoepithelial carcinoma (P-EMC) is a rare type of salivary gland tumor of the lung. Diagnosis from preoperative biopsies or fine needle aspiration (FNA) cytology specimens is difficult given the rarity of the tumor and…

Read on PubMed

Epstein Virus Barr-Positive Diffuse Large B-Cell Lymphoma Associated with… Epstein Virus Barr-Positive Diffuse Large B-Cell…

By Ricard JA, Charles R, Tommee CG, Yohe S, Bell WR, Flanagan ME

Epstein Virus Barr-Positive Diffuse Large B-Cell Lymphoma Associated with Hemophagocytic Lymphohistiocytosis

August 2020

Hemophagocytic lymphohistiocytosis (HLH) is a rare and often fatal disease if not diagnosed and treated promptly. HLH…

Hemophagocytic lymphohistiocytosis (HLH) is a rare and often fatal disease if not diagnosed and treated promptly. HLH can be due to genetic factors or infections, malignancies and collagen-associated vascular diseases.

Pneumonia with diffuse necrosis and EBV-infected cells
Read on PubMed

Infratentorial Glioblastoma Metastasis to Bone Infratentorial Glioblastoma Metastasis to Bone

By Ricard JA, Cramer SW, Charles R, Gil Tommee C, Le A, Bell WR, Chen CC, Flanagan ME

Infratentorial Glioblastoma Metastasis to Bone

July 2019

Glioblastoma multiforme (GBM) is a rapid-growing central nervous system neoplasm. We report a case of GBM with…

Glioblastoma multiforme (GBM) is a rapid-growing central nervous system neoplasm. We report a case of GBM with extensive intramedullary lumbar drop metastasis and highly unusual osseous spine metastasis from a primary infratentorial GBM occurring 10…

Read on PubMed

HDL surface lipids mediate CETP binding as revealed by electron microscopy and… HDL surface lipids mediate CETP binding as…

By Zhang M, Charles R, Tong H, Zhang L, Patel M, Wang F, Rames MJ, Ren A, Rye KA, Qiu X, Johns DG, Charles MA, Ren G

HDL surface lipids mediate CETP binding as revealed by electron microscopy and molecular dynamics simulation

March 2015

Cholesteryl ester transfer protein (CETP) mediates the transfer of cholesterol esters (CE) from atheroprotective…

Cholesteryl ester transfer protein (CETP) mediates the transfer of cholesterol esters (CE) from atheroprotective high-density lipoproteins (HDL) to atherogenic low-density lipoproteins (LDL). CETP inhibition has been regarded as a promising strategy…

Negative-staining electron micrographs of HDL subclasses and liposome incubation with CETP by optimized negative-staining (OpNS)
Read on PubMed

Doctor Directory

Josephine Ambruzs, MD, MPH

Nephropathologist

Kerime Ararat, MD

Nephropathologist

Alejandro Best, MD

Nephropathologist, Assistant Physician Chief

Vanesa Bijol, MD

Nephropathologist

Christie Boils, MD

Nephropathologist

Stephen Bonsib, MD, MS

Emeritus Nephropathologist

T. David Bourne, MD

Neuropathologist, Nephropathologist

Frank Boyd, MD

Nephropathologist

Clarissa Cassol, MD

Nephropathologist

Tiffany Caza, MD, PhD

Nephropathologist, Scientist

River Charles, MD

Nephropathologist

L. Nicholas Cossey, MD

Chief Operating Officer, Nephropathologist

Avery England, PhD

Scientist

Rachelle Gietzen, MD

Nephropathologist

Eric Goold, MD

Neuropathologist, Molecular Pathologist

Samar Hassen, PhD

Research Scientist

Randy Haun, PhD

Senior Scientist

Danni Holanda, MD

Nephropathologist

Jolanta Kowalewska, MD, PhD

Nephropathologist

Chris Larsen, MD

Chief Executive Officer, Nephropathologist

Alan Lim, MD

Nephropathologist

Rebecca May, MD, PhD

Nephropathologist

Paul Miller, MD

Nephropathologist, Fellowship Program Director

Odia Molen, MD

Nephropathologist

Joel Murphy, MD

Nephropathologist, Visiting Scholars Program Director

Mohammad Obeidat, MD

Nephropathologist

Jason Paris, PhD

Chief Scientific Officer

Miran Rhee-Anagnost, MD

Nephropathologist

Shree Sharma, MD

Laboratory Director, Nephropathologist

Fred Silva, MD

Emeritus Nephropathologist

Jaime Singh, MD

Nephropathologist

Joshua Sonnen, MD

Neuropathologist

Cherry Starling, MD

Nephropathologist

Aaron Storey, PhD

Director of Mass Spectrometry Laboratory

Patrick D. Walker, MD

Founder, Nephropathologist

Jon Wilson, MD

Neuropathologist, Molecular Pathologist

Jason Paris, PhD

Chief Scientific Officer

Josephine Ambruzs, MD, MPH

Nephropathologist

Kerime Ararat, MD

Nephropathologist

Alejandro Best, MD

Nephropathologist, Assistant Physician Chief

Vanesa Bijol, MD

Nephropathologist

Christie Boils, MD

Nephropathologist

Stephen Bonsib, MD, MS

Emeritus Nephropathologist

T. David Bourne, MD

Neuropathologist, Nephropathologist

Frank Boyd, MD

Nephropathologist

Clarissa Cassol, MD

Nephropathologist

Tiffany Caza, MD, PhD

Nephropathologist, Scientist

River Charles, MD

Nephropathologist

L. Nicholas Cossey, MD

Chief Operating Officer, Nephropathologist

Rachelle Gietzen, MD

Nephropathologist

Danni Holanda, MD

Nephropathologist

Jolanta Kowalewska, MD, PhD

Nephropathologist

Chris Larsen, MD

Chief Executive Officer, Nephropathologist

Alan Lim, MD

Nephropathologist

Rebecca May, MD, PhD

Nephropathologist

Paul Miller, MD

Nephropathologist, Fellowship Program Director

Odia Molen, MD

Nephropathologist

Joel Murphy, MD

Nephropathologist, Visiting Scholars Program Director

Mohammad Obeidat, MD

Nephropathologist

Miran Rhee-Anagnost, MD

Nephropathologist

Shree Sharma, MD

Laboratory Director, Nephropathologist

Fred Silva, MD

Emeritus Nephropathologist

Jaime Singh, MD

Nephropathologist

Cherry Starling, MD

Nephropathologist

Patrick D. Walker, MD

Founder, Nephropathologist

T. David Bourne, MD

Neuropathologist, Nephropathologist

Eric Goold, MD

Neuropathologist, Molecular Pathologist

Joshua Sonnen, MD

Neuropathologist

Jon Wilson, MD

Neuropathologist, Molecular Pathologist

Josephine Ambruzs, MD, MPH

Nephropathologist

Clarissa Cassol, MD

Nephropathologist

Tiffany Caza, MD, PhD

Nephropathologist, Scientist

Avery England, PhD

Scientist

Samar Hassen, PhD

Research Scientist

Randy Haun, PhD

Senior Scientist

Rebecca May, MD, PhD

Nephropathologist

Jason Paris, PhD

Chief Scientific Officer

Joshua Sonnen, MD

Neuropathologist

Aaron Storey, PhD

Director of Mass Spectrometry Laboratory

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