Jonathon Mahlow

Associate Professor (Clinical), University of Utah School of Medicine

Specialties

• Breast pathology
• Cardiac
• Autopsy
• Genitourinary

Education

• Medical Degree—Wayne State University School of Medicine
• Residency—Anatomic and Clinical Pathology, Cleveland Clinic Foundation
• Fellowship—Surgical Pathology, University of Utah

Certifications/Affiliations

• American Society of Clinical Pathology
• United States and Canadian Academy of Pathology

Research Interests

• Genitourinary pathology
• Breast pathology

Awards

• George C. Hoffman Resident Teaching Award, Cleveland Clinic, 2018
• Board of Governors Merit Scholarship, Wayne State University School of Medicine, 2010

Recent Publications

• Beech C, Wilcock DM, Moore KH, et al. Changes in HER2 amplification status for breast cancer patients after immunohistochemistry directed in situ hybridization. Appl Immunohistochem Mol Morphol. 2025;33(2):91-102.
• Wilcock D, Sirohi D, Coleman JF, et al. HER2 fluorescence in situ hybridization groups 2-4 breast cancers classified as positive after targeted recounts following equivocal (2+) immunohistochemistry. Am J Clin Pathol. 2025;163(6):837-846.
• Fenlon J, Van Bibber N, Mahlow J, et al. Human immunodeficiency virus-associated differences in the tumor immune microenvironment of lung, breast, and prostate cancers. Cancer Epidemiol Biomarkers Prev. 2025;34(6):860-867.
• Sayegh N, Jo Y, Gebrael G, et al. Real-world effectiveness of single-agent enfortumab vedotin in patients with advanced urothelial carcinoma. Clin Genitourin Cancer. 2025;23(1):102287.
• Albertson D, Barry M, Liu T, et al. Genotype phenotype correlation of renal tumors in the cancer genome atlas database. Int J Surg Pathol. 2025;33(2):289-301.
• Luo MX, Lyle A, Bennett P, et al. Artificial intelligence chatbot vs pathology faculty and residents: real-world clinical questions from a genitourinary treatment planning conference. Am J Clin Pathol. 2024;162(6):541-543.
• Brownson KE, Flores-Huidobro Martinez A, Ganbayar J, et al. Development of an international virtual multidisciplinary tumor board for breast cancer in Mongolia. J Surg Res. 2024;295:776-782.
• Sangoi AR, Tsai H, Harik L, et al. Vascular, adipose tissue, and/or calyceal invasion in clear cell tubulopapillary renal cell tumour: potentially problematic diagnostic scenarios. Histopathology. 2024;84(7):1167-1177.
• Mahlow J, Barry M, Albertson DJ, Jo YJ, et al. Histologic patterns in prostatic adenocarcinoma are not predictive of mutations in the homologous recombination repair pathway. Hum Pathol. 2024 Feb;144:28-33.
• Wilcock D, Sirohi D, Albertson D, et al. Clinicopathologic features of breast carcinoma with 2018 American Society of Clinical Oncology/College of American Pathologists fluorescence in situ hybridization group 3 (human epidermal growth factor receptor 2 chromosome 17 centromere ratio <2.0 and average human epidermal growth factor receptor 2 copy number ≥6.0) breast cancers. Arch Pathol Lab Med. 2024;148(8):890-897.
• Tausinga T, Snyder L, Mahlow J, et al. Incidental discovery of seminoma after simple orchiectomy in transgender individuals: a case series. J Case Rep Images Urol. 2023;8(2):22-29.
• Repetto F, Sirohi D, Greipp P, et al. Incidental detection of TFEB-amplified renal cell carcinoma by colocated gene amplification of CCND3 (6p21): a case report and review of the literature. Int J Surg Pathol. 2024;32(3):551-555.
• Wilcock DM, Moore KH, Rowe L, et al. Quantitative imaging analysis fluorescence in situ hybridization validation for clinical HER2 testing in breast cancer. Arch Pathol Lab Med. 2023;147(12):1402-1412.
• McMurtry V, Mahlow J, Coleman JF, et al. Morphologic characteristics and mutational analysis of fumarate hydratase deficient kidney and smooth muscle tumors. Am J Clin Pathol. 2023;159(2):164-171.
• Vehawn J, Choudry M, Mahlow J, et al. Case of testicular nonseminomatous germ cell tumor cancer soft tissue seeding after inguinal orchiectomy. Urol Case Rep. 2022;43:102120.
• Sirohi D, Chipman J, Barry M, et al. Histologic growth patterns in clear cell renal cell carcinoma stratify patients into survival risk groups. Clin Genitourin Cancer. 2022;20(3):e233-e243.
• Kukull B, Mahlow J, Hale G, et al. Whipple's disease: a fatal mimic. Autops Case Rep. 2021;11:e2020237.