Kartik Viswanathan, MD, PhD

Role

Anatomic Pathology, Clinical and Laboratory Pathology
Specialty

Head and Neck Cancer
Research Program

Discovery and Developmental Therapeutics
Practicing Since

2021
Phone Number

404-686-1216
Email Address

kviswa5@emory.edu

Biography

Kartik Viswanathan, MD, PhD, is an assistant professor in the Department of Pathology and Laboratory Medicine at Emory University School of Medicine. Dr. Viswanathan's clinical specialties include head and neck surgical pathology, endocrine surgical pathology and cytopathology.

Dr. Viswathanathan is a member of the Discovery and Developmental Therapeutics Research Program at Winship Cancer Institute of Emory University.

Education

Dr. Viswanathan received his MD from Weill Cornell Medicine in New York, New York, and his PhD from Stanford University in Stanford, California, where he also completed a postdoctoral research fellowship. He completed his medical residency at New York-Presbyterian Hospital in New York, New York. He completed a fellowship in cytopathology at Massachusetts General Hospital in Boston, Massachusetts.

Titles & Roles

Assistant Professor, Department of Pathology and Laboratory Medicine

Emory University School of Medicine

Education & Training

Education

Fellowship, Clinical Informatics, 2021
Massachusetts General Hospital
Fellowship, Cytopathology, 2021
Massachusetts General Hospital
Residency, Pathology-Anatomic, 2020
Weill Cornell Medical College
Medical Education, MD, 2016
Weill Cornell Medical College

Board Certifications

Anatomic Pathology
American Board of Pathology, 2020
Clinical Pathology
American Board of Pathology, 2020

Research

Dr. Viswanathan's research interest is in the areas of head and neck malignancies, particularly salivary gland cancers and endocrine malignancies, particularly those pertaining to thyroid and parathyroid.

Publications

Dr. Viswanathan has published numerous peer-reviewed articles in scientific journals.

Title/Journal	Authors	Publication Date
Comprehensive Clinicopathologic, Morphologic, and Molecular Evaluation and Outcomes in Polymorphous Adenocarcinoma Tumors with Applicability of a Two-Tiered Grading System. Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc	K Viswanathan, S Tharp, D Lubin, F Saeed, K Magliocca, L Delfin, E Bilodeau, G Ilyas, R Ghossein, B Xu, N Katabi	05/28/2025
The Potential Utility of RAS Q61R Immunohistochemistry as a Screening Tool in Pre-operative Fine Needle Aspirates of Medullary Thyroid Carcinoma. Endocrine pathology	B Deyette, DJ Lubin, AM Cheriyan, A Sheen, PM Sadow, AJ Gill, K Viswanathan	12/01/2024
Tyrosine-Like Crystalloids Localize to Non-Neoplastic True Vocal Cord and Attachments. Head and neck pathology	MN Dababneh, AB Farris, SM Steward-Tharp, K Viswanathan, D Lubin, F Saeed, KR Magliocca	08/23/2024
The histological spectrum and immunoprofile of head and neck NUT carcinoma: A multicentre series of 30 cases. Histopathology	K Viswanathan, E Hahn, S Dogan, I Weinreb, BC Dickson, C MacMillan, N Katabi, K Magliocca, R Ghossein, B Xu	08/01/2024
Atrophic changes in thyroid tumors are strong indicators of underlying DICER1 mutations: a bi-institutional genotype-phenotype correlation study. Virchows Archiv : an international journal of pathology	V Condello, JW Roberts, A Stenman, C Larsson, K Viswanathan, CC Juhlin	07/01/2024
Comprehensive evaluation of cytomorphologic, histologic, and molecular features of DICER1-altered thyroid lesions on FNA: A multipractice experience. Cancer cytopathology	K Lengyel, DJ Lubin, WY Hsiao, S Sirotnikov, G Luo, JW Roberts, Q Shi, K Magliocca, MM Lewis, DL Sears, G Ilyas, BB Rogers, K Viswanathan	06/01/2024
Novel prognostic nomogram for predicting recurrence-free survival in medullary thyroid carcinoma. Histopathology	YA Aksoy, B Xu, K Viswanathan, MS Ahadi, A Al Ghuzlan, B Alzumaili, MA Bani, JA Barletta, N Chau, A Chou, A Clarkson, RJ Clifton-Bligh, A De Leo, S Dogan, I Ganly, R Ghossein, ML Gild, AR Glover, J Hadoux, L Lamartina, DJ Lubin, K Magliocca, F Najdawi, A Nigam, A Papachristos, A Repaci, BG Robinson, A Sheen, Q Shi, SB Sidhu, L Sioson, E Solaroli, MS Sywak, G Tallini, V Tsang, J Turchini, BR Untch, AJ Gill, TL Fuchs	05/01/2024
Salivary Mucinous Adenocarcinoma Masquerading as Chronic Submandibular Sialolithiasis. The Laryngoscope	NT Vettikattu, GE Daoud, K Viswanathan, AS Kaka	05/01/2024
Grading medullary thyroid carcinoma on fine-needle aspiration cytology specimens with the International Medullary Thyroid Carcinoma Grading System: A cytologic-histologic correlation. Cancer cytopathology	K Viswanathan, DB Behrman, DJ Lubin	04/01/2024
Reply to "Monkeypox virus cytologic findings". American journal of clinical pathology	J Guarner, K Viswanathan, DJ Lubin	03/01/2024
Association of the Genomic Profile of Medullary Thyroid Carcinoma with Tumor Characteristics and Clinical Outcomes in an International Multicenter Study. Thyroid : official journal of the American Thyroid Association	B Xu, K Viswanathan, MS Ahadi, S Ahmadi, B Alzumaili, MA Bani, E Baudin, DB Behrman, M Capelletti, NG Chau, F Chiarucci, A Chou, R Clifton-Bligh, S Coluccelli, D de Biase, A De Leo, S Dogan, JA Fagin, TL Fuchs, AR Glover, J Hadoux, L Lacroix, L Lamartina, DJ Lubin, C Luxford, K Magliocca, T Maloberti, AS Mohanty, F Najdawi, A Nigam, AJ Papachristos, A Repaci, B Robinson, JY Scoazec, Q Shi, S Sidhu, E Solaroli, M Sywak, RM Tuttle, B Untch, JA Barletta, A Al Ghuzlan, AJ Gill, R Ghossein, G Tallini, I Ganly	02/01/2024
Monkeypox virus cytologic findings: An institutional experience with an emerging threat. American journal of clinical pathology	K Viswanathan, KM Mansmann, K Workowski, J Guarner, KM Heiman, DJ Lubin	01/04/2024
Ki67 proliferation index in medullary thyroid carcinoma: a comparative study of multiple counting methods and validation of image analysis and deep learning platforms. Histopathology	S Nadeem, MG Hanna, K Viswanathan, J Marino, M Ahadi, B Alzumaili, MA Bani, F Chiarucci, A Chou, A De Leo, TL Fuchs, DJ Lubin, C Luxford, K Magliocca, G Martinez, Q Shi, S Sidhu, A Al Ghuzlan, AJ Gill, G Tallini, R Ghossein, B Xu	12/01/2023
Exploration of Digital Image Analysis for Ki67 Quantification in the Grading of Medullary Thyroid Carcinoma: A Pilot Study with 85 Cases. Head and neck pathology	DB Behrman, DJ Lubin, K Magliocca, Q Shi, K Viswanathan	09/01/2023
Independent Validation of the International Grading System for Medullary Thyroid Carcinoma: A Single Institution Experience. Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc	DJ Lubin, DB Behrman, S Goyal, K Magliocca, Q Shi, AY Chen, K Viswanathan	09/01/2023
Spotlight: Rising stars in cytology. Cancer cytopathology	K Viswanathan	08/01/2023
Does Milan affect management? A retrospective analysis of resection rate and time to surgery among Milan categories. Diagnostic cytopathology	TB Tenney, PC Mullane, K Viswanathan, Q Shi, SK Lui, DJ Lubin	04/01/2023
Significance of oncocytic features in poorly differentiated thyroid carcinoma - a bi-institutional experience. Virchows Archiv : an international journal of pathology	B Xu, DJ Lubin, S Dogan, RA Ghossein, K Viswanathan	03/01/2023
The evolving landscape of salivary gland tumors. CA: a cancer journal for clinicians	CE Steuer, GJ Hanna, K Viswanathan, JE Bates, AS Kaka, NC Schmitt, AL Ho, NF Saba	01/01/2023
Head and Neck Acinic Cell Carcinoma: A New Grading System Proposal and Diagnostic Utility of NR4A3 Immunohistochemistry. The American journal of surgical pathology	B Xu, M Saliba, A Ho, K Viswanathan, B Alzumaili, S Dogan, R Ghossein, N Katabi	07/01/2022
Application of the Milan System for Reporting Salivary Gland Cytopathology in pediatric patients: An international, multi-institutional study. Cancer cytopathology	Z Maleki, C Saoud, K Viswanathan, I Kilic, E Tommola, DT Griffin, A Heider, G Petrone, VY Jo, BA Centeno, M Saieg, P Mikou, G Fadda, SZ Ali, I Kholová, EM Wojcik, GA Barkan, DW Eisele, C Bellevicine, E Vigliar, AB Wiles, A Al-Ibraheemi, DB Allison, GR Dixon, A Chandra, JM Walsh, ZW Baloch, WC Faquin, JF Krane, ED Rossi, L Pantanowitz, G Troncone, FM Callegari, J Klijanienko	05/01/2022
Ancillary studies on cell blocks from fine needle aspiration specimens of salivary gland lesions: A multi-institutional study. Diagnostic cytopathology	S Tabibi, M Gabrielson, C Saoud, K Davis, S Wangsiricharoen, R Lu, I Tondi Resta, K Viswanathan, WC Faquin, Z Baloch, Z Maleki	05/01/2022
Case 39-2021: A 26-Year-Old Woman with Respiratory Failure and Altered Mental Status. The New England journal of medicine	A Kadar, VS Shah, DP Mendoza, PS Lai, Y Aghajan, G Piazza, EC Camargo, K Viswanathan	12/23/2021
Cytomorphologic features of intraductal salivary gland carcinoma: A multi-institutional study of 13 FNA cases with histologic, molecular, and clinical correlations. Cancer cytopathology	K Viswanathan, PM Sadow, Z Maleki, M Nishino, ZW Baloch, TE Abbott, R Rao, WC Faquin	12/01/2021

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