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    Keith Tomaszewicz BS

    TitleInstructor
    InstitutionUniversity of Massachusetts Medical School
    DepartmentPathology
    AddressBiotech III
    One Innovation Drive
    Worcester MA 01605
    Phone508-793-6240
        Bibliographic 
        selected publications
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        1. Cornejo KM, Hutchinson L, Deng A, Tomaszewicz K, Welch M, Lyle S, Dresser K, Cosar EF. BRAF/KRAS gene sequencing of sebaceous neoplasms after mismatch repair protein analysis. Hum Pathol. 2014 Jun; 45(6):1213-20.
          View in: PubMed
        2. Cornejo KM, Hutchinson L, Cosar EF, Smith T, Tomaszewicz K, Dresser K, Deng A. Is it a primary or metastatic melanocytic neoplasm of the central nervous system?: A molecular based approach. Pathol Int. 2013 Nov; 63(11):559-64.
          View in: PubMed
        3. Parnian Ahmadi Moghaddam MD, Keith Tomaszewicz BS (Molecular Specialist), Karen Dresser BS, Lloyd Hutchinson Ph.D, April Deng MD Ph.d, Patrick O’Donnell DO. Poster board # 324. The American Society of Dermatopathology Annual Meeting, Washington DC, October 10-13th, 2013. . Complete spontaneous regression of Merkel cell carcinoma after biopsy: A case report. 2013.
        4. Shen Y, Irons M, Miller DT, Cheung SW, Lip V, Sheng X, Tomaszewicz K, Shao H, Fang H, Tang HS, Irons M, Walsh CA, Platt O, Gusella JF, Wu BL. Development of a focused oligonucleotide-array comparative genomic hybridization chip for clinical diagnosis of genomic imbalance. Clin Chem. 2007 Dec; 53(12):2051-9.
          View in: PubMed
        5. Tomaszewicz K, Kang P, Wu BL. Detection of homozygous and heterozygous SMN deletions of spinal muscular atrophy in a single assay with multiplex ligation-dependent probe amplification. Beijing Da Xue Xue Bao. 2005 Feb 18; 37(1):55-7.
          View in: PubMed
        6. McEnery-Stonelake M, Deng A, Tomaszewicz K, Welch M, Hutchinson L. . Diagnosis of Melanocytic Lesions Using Molecular Techniques. 2010 MA American College of Physicians Annual Scientific Meeting, Waltham MA and 8th Annual AMA Medical Student Section and Resident and Fellow Section Research Symposium, San Diego CA.
        7. Rosenblum F, Tomaszewicz K, Cosar EF, Hutchinson L, Fischer A. . Alcohol-fixed Rapid Cell block Cytology specimens provide an Effective Alternative to Formalin-Fixed Tissue for Real-time PCR assays in Lung Adenocarcinoma. 2012. United States and Canadian Academy of Pathology Annual Meeting, Baltimore, MD (03/02/13).
        8. Cornejo, Kristine, Hutchinson L, Tomaszewicz K, Welch M, Deng A, Cosar E. Sebaceous tumors with loss of mismatch repair protein expression by immunohistochemistry and BRAF mutational analysis. 2011. 48th Annual Meeting of The American Society of Dermatopathology (ASDP), Seattle WA (10/20/11).
        9. Ok C-Y, Walter O, Hutchinson L, Belkin E, Tomaszewicz K, Wassef W, Woda B, Cosar E. . KRAS mutation analysis is a good adjunct to cytologic evaluation of pancreatic cyst fluids. 2011 Annual Meeting of American Molecular Pathology. Poster ST66, Solid Tumors category (11/16/11).
        10. Kamionek M, Hutchinson L, Tomaszewicz K, Cosar E. Intrathoracic desmoid tumor: A case report with mutation analysis of the CTNNB1 gene. Poster at the 2011 Biennial Meeting of the Pulmonary Pathology Society (PPS), Memorial Sloan Kettering Cancer Center.
        11. Ok CY, Welch M, Tomaszewicz K, Hutchinson L, Cosar EF. . KRAS mutation in lipomas, atypical lipomatous tumors/well-differentiated liposarcomas (ATL) and dedifferentiated liposarcoma (DDLS). 2011. United States and Canadian Academy of Pathology Annual Meeting, Vancouver BC (01/14/12).
        12. Kristine M. Cornejo MD, Lloyd Hutchinson PhD, Ediz F. Cosar MD, Ashraf Khan MD, Keith Tomaszewicz MT (ASCP), Kathleen McCauley CG (ASCP), Hong Wu MD PhD, Karen Dresser BS HT (ASCP), Patrick O’Donnell DO, April Deng MD PhD. MYC and FLT4 Expression in Post-Radiation Atypical Vascular Lesion (AVL) and Angiosarcoma (AS) of the Breast. . MYC and FLT4 Expression in Post-Radiation Atypical Vascular Lesion (AVL) and Angiosarcoma (AS) of the Breast.
        13. Parnian Ahmadi Moghaddam MD, Keith Tomaszewicz BS (Molecular Specialist), Karen Dresser BS, LIoyd Hutchinson Ph.D, April Deng MD Ph.D. . Comparison of c-KIT and S-100 IHC staining patterns in vulvar malignant melanoma. 2012.
        14. Kristine M. Cornejo MD, Lloyd Hutchinson PhD, April Deng MD, Keith Tomaszewicz BS, Matthew Welch BS, Stephen Lyle MD, Karen Dresser BS, Ediz Cosar MD. . BRAF/KRAS Gene Sequencing of Sebaceous Neoplams Following Mismatch Repair Protein Analysis. 2013.
        15. Hutchinson L, Paner GP, Tomaszewicz K, MehtaV, Sirintrapun SJ, Barkan GA and Cosar EF. . KRAS is Mutated in a Subset of Mucinous Type Urachal Adenocarcinomas (UAC). 2011. Minisymposium presentation & Abstract at the United States and Canadian Academy of Pathology Annual Meeting, Vancouver BC (01/14/12).
        16. Michal Kamionek MD, Parnian Ahmadi Moghaddam MD, Kovach E Alexandra MD, Mathhew Welch BS, Keith Tomaszewicz BS, Lloyd Hutchinson Ph.D, Ediz Cosar MD, Euguine Kark MD, Armando Fraire. BRAF Mutation Analysis in Pulmonary Langerhans Cell Histiocytosis. A case study of 26 cases. 2013.
        17. Parnian Ahmadi Moghaddam MD , Keith Tomaszewicz BS, Lloyd Hutchinson Ph.d, April Deng MD, Karen Dresser BS. . Abstract # 292356, oral presentation; Kit Mutation in Vulvar malignant melanoma correlates with intense uniform cd117 immunohistochemical staining? 50th Annual meeting of the American Society of Dermatopathology, 10/11/2013.
        18. Mariko Yasuda MD, Keith Tomaszewicz BS, Marimeg Clairwood MD, Mary E Maloney MD, April Deng MD, Patrick O’Donnell DO. Varicell-Zoster Virus Infection with Granulomatous Inflammation; Poster. The American Society of Dermatopathology Annual Meeting, Washington DC, October 10-13th, 2013.
        19. Kamionek M, Welch M, Tomaszewicz K, Hutchinson L, Cosar EF, Dresser K and Fraire AE. . .BRAF Mutation Analysis in Pulmonary Langerhans Cell Histiocytosis. 2011. Minisymposium presentation & Abstract at the United States and Canadian Academy of Pathology Annual Meeting, Vancouver BC (01/14/12).
        20. Frida Rosenblum M.D1, 2. Keith Tomaszewicz B.S (Molecular Specialist)1, 3. Maryann St. Cyr B.S1, 4. Andrew Fischer M.D.1, 5. Ediz F. Cosar M.D.1, 6. Elizabeth M. Kurian M.D.1 and 7. Lloyd Hutchinson Ph.D. . DNA qualitative and quantitative comparison of alcohol fixed cytology versus formalin fixed tissue for PNA clamp real-time PCR detection of KRAS, EGFR and BRAF. United States and Canadian Academy of Pathology Annual Meeting, Baltimore, MD. (3/2/2013).
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