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Knarik Arkun, MD


Programs + Specialties
Training + Education Yerevan State Medical University, Armenia; Lenox Hill Hospital, NY, NY; Montefiore Medical Center, Bronx, NY
Board Certifications Anatomic and Clinical Pathology, Neuropathology
NPI # 1487948444
Gender Female
Language(s) Armenian, Russian
Accepted Insurances View Accepted Insurances at Tufts Medical Center

Tufts Medical Center
800 Washington St.
Box 802
Boston, MA 02111
Phone #: 617-636-5829
Fax #: 617-636-8302

1. Weinstein GM, Arkun K, Kryzanski J, Lanfranchi M, Gupta GK, Bedi H. Spinal Intradural, Extramedullary Ependymoma with Astrocytoma Component: A Case Report and Review of the Literature. Case Rep Pathol. 2016;2016:3534791. doi: 10.1155/2016/3534791. Epub 2016 May 29. PMID:27313931.

2. Klement GL, Arkun K, Valik D, Roffidal T, Hashemi A, Klement C, Carmassi P, Rietman E, Slaby O, Mazanek P, Mudry P, Kovacs G, Kiss C, Norga K, Konstantinov D, André N, Slavc I, Berg HV, Kolenova A, Kren L, Tuma J, Skotakova J, Sterba J. Oncotarget. Future paradigms for precision oncology. 2016 May 19. doi: 10.18632/oncotarget.9488. PMID:27223079.

3. Ng IB, Arkun K, Riesenburger RI. Posterior C1-C2 calcium pyrophosphate dihydrate crystal deposition disease. BMJ Case Rep. 2016 Mar 14;2016. pii: bcr2016214771. doi: 10.1136/bcr-2016-214771. PMID:26976840.

4. Kasirajan V, Sayeed S, Filler E, Knarik A, Koneru JN, Ellenbogen KA. Histopathology of Bipolar Radiofrequency Ablation in the Human Atrium. Ann Thorac Surg. 2016 Feb;101(2):638-43. doi: 10.1016/j.athoracsur.2015.07.027. Epub 2015 Sep 19. PMID:26387724.

5. K.Arkun and C.Fuller. Chapter: Mesenchymal, Non-meningothelial Tumors. In: Greenfield's Neuropathology, Ninth Edition. Seth Love, Herbert Budka, James Ironside, Arie Perry, Editors. CRC Press, Taylor & Francis Group, Boca Raton, Florida, 2015.

6. Knarik Arkun, Ann C Rice and James P Bennett, Effect of Lewy Bodies on Mitochondrial DNA Copy Numbers and Deletion. Burden in Parkinson’s Disease Substantia Nigra Neurons. J Alzheimers Dis Parkinsonism 2015, 5:1 http://dx.doi.org/10.4172/2161-0460.1000175.

7. Ojas Vyas, Knarik Arkun, Lynne Taylor. Primary Spinal Cord Melanoma(PSCM): A case report and literature review. Neuro Oncol. 2014 Nov; 16(Suppl 5): v73. doi: 10.1093/neuonc/nou253.35 PMCID: PMC4218076.

8. Jelinek AG, Fuller C, Baykal A, Stogner-Underwood K, Richard H, Arkun K. Headaches and hemiparesis in an immunocompetent inmate. Neuropathology. 2014 Jun;34(3):314-7. doi: 10.1111/neup.12084. Epub 2013 Dec 20. PMID: 24354458.

9. Arkun K, Gordon DA, Lincoln C, Levi M, Bello J, Keller CE, Weidenheim KM. Atypical mycobacterial brain abscess presenting as a spindle cell lesion in an immunocompetent patient. Clin Neuropathol. 2012 May-Jun;31(3):155-8. PMID: 22551921.

10. Agaram NP, Baren A, Arkun K, Dematteo RP, Besmer P, Antonescu CR. Comparative ultrastructural analysis and KIT/PDGFRA genotype in 125 gastrointestinal stromal tumors. Ultrastruct Pathol. 2006 Nov-Dec;30(6):443-52. PMID: 17182437.

11. Machine Learning Quantification of Amyloid Deposits in Histological Images of Ligamentum Flavum. Wang AY, Sharma V, Saini H, Tingen JN, Flores A, Liu D, Safain MG, Kryzanski J, McPhail ED, Arkun K, Riesenburger RI.J Pathol Inform. 2022 Feb 8;13:100013. doi: 10.1016/j.jpi.2022.100013. eCollection 2022.PMID: 35242449 Free PMC article.

12. Melanie Lang Orsini, J. Wu, Heilman, C, Kravtsova G. Weinstein, N. Madan, Knarik Arkun, Primary meningeal melanoma masquerading as neurofibromatosis type 2: illustrative case , Journal of Neurosurgery, Volume 2, 2021:Issue 20 (Nov 2021), DOI link: https://doi.org/10.3171/CASE21444

13 Asa SL, Arkun K, Tischler AS, Qamar A, Deng FM, Perez-Ordonez B, Weinreb I, Bishop JA, Wenig BM, Mete O. Middle Ear "Adenoma": a Neuroendocrine Tumor with Predominant L Cell Differentiation. Endocr Pathol. 2021 May 27. doi: 10.1007/s12022-021-09684-z. Epub ahead of print. PMID: 34041698.

14. Aman Godara, Riesenburger, Ron I, Arkun, Knarik, Kryzanski, James , Varga, Cindy, Pilichowska, Monika, Zhang, Diana X , Fogaren, Teresa, Dowd, Richard, Nail, Tara J, Toskic, Denis Patel, Ayan Comenzo, Raymond. Association between Spinal Stenosis and Wild-Type ATTR Amyloidosis , Amyloid journal. Volume 28, issue4 , 2021

15. Scangarello FA, Angel-Buitrago L, Lang-Orsini M, Geevarghese A, Arkun K, Soto O, Vullaganti M, Kalish R. Giant cell myositis associated with concurrent myasthenia gravis: a case-based review of the literature. Clin Rheumatol. 2021 Feb 25:1–11. doi: 10.1007/s10067-021-05619-5. Epub ahead of print. PMID: 33629204; PMCID: PMC7904393.

16. Hoagland DA, Møller R, Uhl SA, Oishi K, Frere J, Golynker I, Horiuchi S, Panis M, Blanco-Melo D, Sachs D, Arkun K, Lim JK, tenOever BR. Leveraging the antiviral type I interferon system as a first line of defense against SARS-CoV-2 pathogenicity. Immunity. 2021 Jan 29:S1074-7613(21)00040-6. doi: 10.1016/j.immuni.2021.01.017. Epub ahead of print. PMID: 33577760; PMCID: PMC7846242.

17. George KM, Hernandez NS, Breton J, Cooper B, Dowd RS, Nail J, Yu A, Mastroianni M, Wang A, Godara A, Zhang D, Arkun K, Patel AR, Varga C, Soto O, Kryzanski J, Comenzo R, Riesenburger R. Increased thickness of lumbar spine ligamentum flavum in wild-type transthyretin amyloidosis. J Clin Neurosci. 2021 Feb;84:33-37. doi: 10.1016/j.jocn.2020.11.029. Epub 2020 Dec 31. PMID: 33485595.

18. George KM, Dowd RS, Nail J, Yu A, Mastroianni M, Wang AY, Arkun K, Patel A, Kryzanski J, Comenzo R, Riesenburger RI. Wild-Type Transthyretin Amyloidosis Occurring in the Ligamentum Flavum of the Cervicothoracic Spine. World Neurosurg. 2020 Oct;142:e325-e330. doi: 10.1016/j.wneu.2020.06.228. Epub 2020 Jul 8. PMID: 32652280.

19. Yang M, Chen S, Huang B, Zhong JM, Su H, Chen YJ, Cao Q, Ma L, He J, Li XF, Li X, Zhou JJ, Fan J, Luo DJ, Chang XN, Arkun K, Zhou M, Nie X. Pathological Findings in the Testes of COVID-19 Patients: Clinical Implications. Eur Urol Focus. 2020 Sep 15;6(5):1124-1129. doi: 10.1016/j.euf.2020.05.009. Epub 2020 May 31. PMID: 32563676; PMCID: PMC7261470.

20. Maron BJ, Rowin EJ, Arkun K, Rastegar H, Larson AM, Maron MS, Chin MT. Adult Monozygotic Twins With Hypertrophic Cardiomyopathy and Identical Disease Expression and Clinical Course. Am J Cardiol. 2020 Jul 15;127:135-138. doi: 10.1016/j.amjcard.2020.04.020. Epub 2020 Apr 23. PMID: 32430163.

Book chapters
1. Prolactin Disorders: From Basic Science to Clinical Management, Springer Contemporary Endocrinology 2018, Lechan R, Arkun K ,Toni R. Chapter: Pituitary Anatomy and Development

2. Greenfield’s Neuropathology, Ninth Edition 2015, Arkun K and Fuller C. Chapter: Mesenchymal, Non-meningothelial tumors