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Scopus Author ID: 9735296800

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Employment (4)

Memorial Sloan-Kettering Cancer Center: NY, NY, US

2020-08-10 to present | Assistant Attending (Pathology)
Employment
Source: Self-asserted source
Mark Ewalt

Memorial Sloan Kettering Cancer Center: New York, NY, US

2020-08-10 to present | Assistant Attending (Diagnostic molecular oncology)
Employment
Source: check_circle
Memorial Sloan Kettering Cancer Center

University of Colorado: Aurora, CO, US

2017-08-15 to 2020-07-10 | Assistant Professor (Pathology)
Employment
Source: Self-asserted source
Mark Ewalt

Cedars-Sinai Medical Center: Los Angeles, CA, US

2015-07-15 to 2017-07-05 | Attending Pathologist (Pathology)
Employment
Source: Self-asserted source
Mark Ewalt

Education and qualifications (5)

Stanford University School of Medicine: Stanford, CA, US

2014-07-01 to 2015-06-30 | Molecular Genetic Pathology Fellowship (Pathology)
Education
Source: Self-asserted source
Mark Ewalt

Stanford University School of Medicine: Stanford, CA, US

2013-07-01 to 2014-06-30 | Hematopathology Fellowship (Pathology)
Education
Source: Self-asserted source
Mark Ewalt

Columbia University Medical Center: New York, NY, US

2009-07-01 to 2013-06-30 | Anatomic/Clinical Pathology Residency (Pathology)
Education
Source: Self-asserted source
Mark Ewalt

Columbia University College of Physicians and Surgeons: New York, NY, US

2005 to 2009 | MD
Education
Source: Self-asserted source
Mark Ewalt

Brown University: Providence, RI, US

1997 to 2001 | ScB (Biology)
Education
Source: Self-asserted source
Mark Ewalt

Works (44)

The Era of Molecular Hematopathology

The Journal of Molecular Diagnostics
2024-11 | Journal article
DOI: 10.1016/j.jmoldx.2024.06.011
Contributors: Pawel Mroz; Mark D. Ewalt; Susan E. Harley; Patricia C. Tsang; Rena R. Xian; Craig R. Soderquist; Rena R. Xian; Amir Behdad; Betty Mi-Yung Chung; Joanna Conant et al.
Source: check_circle
Crossref

Universal germline genetic testing in patients with hematologic malignancies using DNA isolated from nail clippings.

Haematologica
2024-04-04 | Journal article
DOI: 10.3324/haematol.2024.285055
PMID: 38572560
Contributors: Ceyhan-Birsoy O; Fiala E; Rana S; Sheehan M; Kennedy J; Yelskaya Z; Rai V; Li Y; Yang C; Wong D et al.
Source: Self-asserted source
Mark Ewalt

Cell-free DNA from nail clippings as source of normal control for genomic studies in hematologic malignancies.

Haematologica
2024-03-07 | Journal article
DOI: 10.3324/haematol.2024.285054
PMID: 38450530
Contributors: Krystel-Whittemore M; Petrova-Drus K; Ptashkin RN; Ewalt MD; Yao J; Liu Y; Zhu M; Benhamida J; Durham B; Kumar J et al.
Source: Self-asserted source
Mark Ewalt

Multi-gene measurable residual disease assessed by digital polymerase chain reaction has clinical and biological utility in acute myeloid leukemia patients receiving venetoclax/azacitidine.

Haematologica
2023-12-14 | Journal article
DOI: 10.3324/haematol.2023.283790
PMID: 38105738
Contributors: Winters AC; Minhajuddin M; Stevens BM; Ajay Major; Bosma G; Abbott D; Miltgen N; Yuan J; Treece AL; Siegele BJ et al.
Source: Self-asserted source
Mark Ewalt

Quantification of Measurable Residual Disease Detection by Next-Generation Sequencing-Based Clonality Testing in B-Cell and Plasma Cell Neoplasms.

The Journal of molecular diagnostics : JMD
2023-12-14 | Journal article
DOI: 10.1016/j.jmoldx.2023.11.009
PMID: 38103591
Contributors: Liu Y; Caleb Ho; Yu W; Huang Y; Miller J; Gao Q; Syed M; Ma Y; Wang M; Maciag L et al.
Source: Self-asserted source
Mark Ewalt

TRBC1 immunohistochemistry distinguishes cutaneous T-cell lymphoma from inflammatory dermatitis: A retrospective analysis of 39 cases.

Journal of the American Academy of Dermatology
2023-12-06 | Journal article
DOI: 10.1016/j.jaad.2023.11.051
PMID: 38061444
Contributors: Nocco SE; Ewalt MD; Moy AP; Lewis NE; Zhu M; Lezcano C; Busam K; Pulitzer M
Source: Self-asserted source
Mark Ewalt

Novel identification of t(14;18)(q32;q21)/IGH::MALT1 in chronic lymphocytic leukaemia.

British journal of haematology
2023-11-29 | Journal article
DOI: 10.1111/bjh.19235
PMID: 38031233
Contributors: Jyoti Kumar; Ewalt MD; Zhang Y; Yao J; Thompson MC; Dogan A
Source: Self-asserted source
Mark Ewalt

Enhanced clinical assessment of hematologic malignancies through routine paired tumor and normal sequencing

Nature Communications
2023-10-28 | Journal article
DOI: 10.1038/s41467-023-42585-9
Contributors: Ryan N. Ptashkin; Mark D. Ewalt; Gowtham Jayakumaran; Iwona Kiecka; Anita S. Bowman; JinJuan Yao; Jacklyn Casanova; Yun-Te David Lin; Kseniya Petrova-Drus; Abhinita S. Mohanty et al.
Source: check_circle
Crossref

Premalignant Clonal Hematopoiesis (Clonal Hematopoiesis of Indeterminate Potential and Clonal Cytopenia of Undetermined Significance).

Clinics in laboratory medicine
2023-08-05 | Journal article
DOI: 10.1016/j.cll.2023.06.001
PMID: 37865503
Contributors: Craven KE; Ewalt MD
Source: Self-asserted source
Mark Ewalt

Clonal Characterization and Somatic Hypermutation Assessment by Next-Generation Sequencing in Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma: A Detailed Description of the Technical Performance, Clinical Utility, and Platform Comparison.

The Journal of molecular diagnostics : JMD
2023-03-23 | Journal article
DOI: 10.1016/j.jmoldx.2023.02.005
PMID: 36963483
Contributors: Petrova-Drus K; Syed M; Yu W; Hutt K; Zlotnicki AM; Huang Y; Kamalska-Cyganik M; Maciag L; Wang M; Ma YG et al.
Source: Self-asserted source
Mark Ewalt

Chronic lymphocytic leukemia transdifferentiated to blastic neoplasm with T/plasmacytoid dendritic cell immunophenotype.

Leukemia & lymphoma
2023-02-07 | Journal article
DOI: 10.1080/10428194.2022.2161819
PMID: 36748396
Contributors: Kimon Argyropoulos; Aypar U; Ewalt MD; Roshal M; Ahmet Dogan; Sen F
Source: Self-asserted source
Mark Ewalt

Alignment of Fellowship Training with Practice Patterns for Molecular Pathologists

The Journal of Molecular Diagnostics
2022-08 | Journal article
DOI: 10.1016/j.jmoldx.2022.04.011
Contributors: Priya D. Velu; Allison Cushman-Vokoun; Mark D. Ewalt; Harriet Feilotter; Julie M. Gastier-Foster; Rashmi S. Goswami; Jennifer Laudadio; Randall J. Olsen; Rebecca Johnson; Anthony Schlinsog et al.
Source: check_circle
Crossref

First report of bilateral breast-implant associated anaplastic large cell lymphoma caused by identical T-cell clone.

Leukemia & lymphoma
2022-06-25 | Journal article
DOI: 10.1080/10428194.2022.2092860
PMID: 35758302
Contributors: Robert N Stuver; Lewis NE; Ewalt MD; Dogan A; Durham BH; Plitas G; McCarthy C; Horwitz SM
Source: Self-asserted source
Mark Ewalt

A very Burkitt-like case of Burkitt-like lymphoma with 11q aberration

Blood
2022-03-17 | Journal article
DOI: 10.1182/blood.2021015098
Contributors: Umut Aypar; Mark D. Ewalt
Source: check_circle
Crossref

GTF2A1-NCOA2-Associated Uterine Tumor Resembling Ovarian Sex Cord Tumor (UTROSCT) Shows Focal Rhabdoid Morphology and Aggressive Behavior.

The American journal of surgical pathology
2021-12-01 | Journal article
DOI: 10.1097/pas.0000000000001786
PMID: 34334688
PMC: PMC8585683
Contributors: Devereaux KA; Kertowidjojo E; Natale K; Ewalt MD; Soslow RA; Hodgson A
Source: Self-asserted source
Mark Ewalt

Lymphoid blast transformation in an MPN with BCR-JAK2 treated with ruxolitinib: putative mechanisms of resistance

Blood Advances
2021-09-14 | Journal article
DOI: 10.1182/bloodadvances.2020004174
Contributors: Justin Anthony Chen; Yanli Hou; Krishna M. Roskin; Daniel A. Arber; Charles D. Bangs; Linda B. Baughn; Athena M. Cherry; Mark D. Ewalt; Andrew Z. Fire; Laure Fresard et al.
Source: check_circle
Crossref

Molecular Methods: Clinical Utilization and Designing a Test Menu.

Surgical pathology clinics
2021-07-08 | Journal article
DOI: 10.1016/j.path.2021.05.001
PMID: 34373088
Contributors: Ewalt MD; Hsiao SJ
Source: Self-asserted source
Mark Ewalt

A Curriculum for Genomic Education of Molecular Genetic Pathology Fellows: A Report of the Association for Molecular Pathology Training and Education Committee.

The Journal of molecular diagnostics : JMD
2021-07-07 | Journal article
DOI: 10.1016/j.jmoldx.2021.07.001
PMID: 34245921
Contributors: Jason Rosenbaum; Anna B Berry; Church AJ; Kristy Crooks; Jeffrey Gagan; López-Terrada D; Pfeifer JD; Rennert H; Schrijver I; Snow AN et al.
Source: Self-asserted source
Mark Ewalt

Ibrutinib response in cutaneous transformed lymphoplasmacytic lymphoma.

EJHaem
2021-06-20 | Journal article
DOI: 10.1002/jha2.253
PMID: 35844727
PMC: PMC9176001
Contributors: Kaleigh Lindholm; Forsberg PA; Ewalt MD
Source: Self-asserted source
Mark Ewalt

Classic Hodgkin lymphoma in Guatemalan children of age less than six years: analysis of immune regulatory pathways and the tumor microenvironment.

Leukemia & lymphoma
2021-02-24 | Journal article | Author
DOI: 10.1080/10428194.2021.1885666
PMID: 33627023
Contributors: Oscar Silva; Charu V; Mark Ewalt; Ryan Metcalf; Zhao S; Castellanos EM; Orellana E; Yasodha Natkunam; Luna-Fineman S
Source: Self-asserted source
Mark Ewalt
grade
Preferred source (of 2)‎

Molecular/Cytogenetic Education for Hematopathology Fellows.

American journal of clinical pathology
2020-07 | Journal article
DOI: 10.1093/ajcp/aqaa038
PMID: 32444878
Contributors: Beck RC; Kim AS; Goswami RS; Weinberg OK; Yeung CCS; Ewalt MD
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central
grade
Preferred source (of 2)‎

Hemophagocytic syndrome-associated intravascular large B-cell lymphoma.

Blood
2020-06-01 | Journal article | Author
DOI: 10.1182/blood.2020005434
PMID: 32585028
Contributors: Lindholm KE; Mark Ewalt
Source: Self-asserted source
Mark Ewalt
grade
Preferred source (of 3)‎

Multi-Institutional Evaluation of Interrater Agreement of Variant Classification Based on the 2017 Association for Molecular Pathology, American Society of Clinical Oncology, and College of American Pathologists Standards and Guidelines for the Interpretation and Reporting of Sequence Variants in Cancer.

The Journal of molecular diagnostics : JMD
2019-12 | Journal article
DOI: 10.1016/j.jmoldx.2019.10.010
PMID: 31837433
Contributors: Sirohi D; Schmidt RL; Aisner DL; Behdad A; Betz BL; Brown N; Coleman JF; Corless CL; Deftereos G; Ewalt MD et al.
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Real-world experience of venetoclax with azacitidine for untreated patients with acute myeloid leukemia.

Blood advances
2019-10 | Journal article
DOI: 10.1182/bloodadvances.2019000243
PMID: 31648312
PMC: PMC6849960
Contributors: Winters AC; Gutman JA; Purev E; Nakic M; Tobin J; Chase S; Kaiser J; Lyle L; Boggs C; Halsema K et al.
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Targeted fusion analysis can aid in the classification and treatment of pediatric glioma, ependymoma, and glioneuronal tumors.

Pediatric blood & cancer
2019-10 | Journal article
DOI: 10.1002/pbc.28028
PMID: 31595628
Contributors: Lake JA; Donson AM; Prince E; Davies KD; Nellan A; Green AL; Mulcahy Levy J; Dorris K; Vibhakar R; Hankinson TC et al.
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Next Generation Sequencing-Testing Multiple Genetic Markers at Once.

JAMA oncology
2019-07 | Journal article
DOI: 10.1001/jamaoncol.2019.0453
PMID: 31145416
Contributors: Ewalt MD; West H; Aisner DL
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Molecular characterization of metaplastic breast carcinoma via next-generation sequencing.

Human pathology
2018-12 | Journal article
DOI: 10.1016/j.humpath.2018.11.023
PMID: 30537493
Contributors: Zhai J; Giannini G; Ewalt MD; Zhang EY; Invernizzi M; Niland J; Lai LL
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

PATH-48. FUSION TESTING IN ADULT VERSUS PEDIATRIC LOW AND HIGH GRADE BRAIN TUMORS FOR ELIGIBILITY FOR TRIALS.

Neuro-oncology
2018-11 | Journal article
PMC: PMC6216931
Contributors: Ormond D; Damek D; Willard N; Ewalt M; Kleinschmidt-DeMasters B
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

RARE-27. CHIMERIC SPINAL CORD GLIOPROLIFERATIVE LESION FOLLOWING INTRATHECAL FETAL STEM CELL INFUSION.

Neuro-oncology
2018-11 | Journal article
PMC: PMC6216492
Contributors: Ney D; Fridman V; Ewalt M; Kleinschmidt-DeMasters BK
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

The power of the partner: defying expectations in a case of a myeloproliferative neoplasm with FGFR1 rearrangement.

Leukemia & lymphoma
2018-10 | Journal article
DOI: 10.1080/10428194.2018.1516038
PMID: 30277124
Contributors: Wilberger AC; McMahon B; Ewalt MD
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Clinical Significance of DNA Variants in Chronic Myeloid Neoplasms: A Report of the Association for Molecular Pathology.

The Journal of molecular diagnostics : JMD
2018-08 | Journal article
DOI: 10.1016/j.jmoldx.2018.07.002
PMID: 30138727
Contributors: McClure RF; Ewalt MD; Crow J; Temple-Smolkin RL; Pullambhatla M; Sargent R; Kim AS
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Myeloproliferative neoplasms with concurrent BCR-ABL1 translocation and JAK2 V617F mutation: a multi-institutional study from the bone marrow pathology group.

Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc
2018-01 | Journal article
DOI: 10.1038/modpathol.2017.182
PMID: 29327708
PMC: PMC6008160
Contributors: Soderquist CR; Ewalt MD; Czuchlewski DR; Geyer JT; Rogers HJ; Hsi ED; Wang SA; Bueso-Ramos CE; Orazi A; Arber DA et al.
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Selective quantitation of microvessel density reveals sinusoidal expansion in myelodysplastic syndromes.

Leukemia & lymphoma
2016-12 | Journal article
DOI: 10.3109/10428194.2016.1170829
PMID: 27104365
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Pure Erythroid Leukemia and Erythroblastic Sarcoma Evolving From Chronic Myeloid Neoplasms.

American journal of clinical pathology
2016-04 | Journal article
DOI: 10.1093/ajcp/aqw033
PMID: 27124944
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Dasatinib-related Follicular Hyperplasia: An Underrecognized Entity With Characteristic Morphology.

2015-10 | Journal article
DOI: 10.1097/PAS.0000000000000488
PMID: 26360368
Contributors: Ozawa MG; Ewalt MD; Gratzinger D
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Clinical activity of ponatinib in a patient with FGFR1-rearranged mixed phenotype acute leukemia.

2015-06 | Journal article
DOI: 10.1038/leu.2015.136
PMID: 26055304
Contributors: Khodadoust MS; Luo B; Medeiros BC; Johnson RC; Ewalt MD; Schalkwyk AS; Bangs CD; Cherry AM; Arai S; Arber DA et al.
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central

Systemic panniculitis-like T-cell lymphoma with involvement of mesenteric fat and subcutis.

2015-01 | Journal article
DOI: 10.1111/cup.12436
PMID: 25384366
Contributors: Lester L; Ewalt M; Warnke R; Kim J
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central
grade
Preferred source (of 2)‎

Hematology: White Bloods Cells, Lymph Nodes, and Flow Cytometry

Clinical Pathology Board Review
2014-12-08 | Book chapter
ISBN: 9781455711390
Source: Self-asserted source
Mark Ewalt

Profound plasmacytosis in a patient with dengue.

2013-11 | Journal article
DOI: 10.1007/s12185-013-1452-3
PMID: 24114365
Contributors: Ewalt MD; Abeynayake J; Waggoner JJ; Pinsky BA; Ohgami RS
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central
grade
Preferred source (of 2)‎

Real-time PCR-based analysis of BRAF V600E mutation in low and intermediate grade lymphomas confirms frequent occurrence in hairy cell leukaemia.

2012-12 | Journal article
DOI: 10.1002/hon.1023
PMID: 22246856
Contributors: Ewalt M; Nandula S; Phillips A; Alobeid B; Murty VV; Mansukhani MM; Bhagat G
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central
grade
Preferred source (of 2)‎

DNMT3a mutations in high-risk myelodysplastic syndrome parallel those found in acute myeloid leukemia.

2011-03 | Journal article
DOI: 10.1038/bcj.2011.7
PMID: 22829128
PMC: PMC3255278
Contributors: Ewalt M; Galili NG; Mumtaz M; Churchill M; Rivera S; Borot F; Raza A; Mukherjee S
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central
grade
Preferred source (of 2)‎

ING2 PHD domain links histone H3 lysine 4 methylation to active gene repression.

2006-07 | Journal article
DOI: 10.1038/nature04835
PMID: 16728974
PMC: PMC3089773
Contributors: Shi X; Hong T; Walter KL; Ewalt M; Michishita E; Hung T; Carney D; Peña P; Lan F; Kaadige MR et al.
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central
grade
Preferred source (of 2)‎

Modification of protein sub-nuclear localization by synthetic phosphoinositides: evidence for nuclear phosphoinositide signaling mechanisms.

2005 | Journal article
DOI: 10.1016/j.advenzreg.2005.02.010
PMID: 16199078
Contributors: Gozani O; Field SJ; Ferguson CG; Ewalt M; Mahlke C; Cantley LC; Prestwich GD; Yuan J
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central
grade
Preferred source (of 2)‎

A PHD finger motif in the C terminus of RAG2 modulates recombination activity.

2005-08 | Journal article
DOI: 10.1074/jbc.M504731200
PMID: 15964836
Contributors: Elkin SK; Ivanov D; Ewalt M; Ferguson CG; Hyberts SG; Sun ZY; Prestwich GD; Yuan J; Wagner G; Oettinger MA et al.
Source: Self-asserted source
Mark Ewalt via Europe PubMed Central
grade
Preferred source (of 2)‎

Peer review (7 reviews for 4 publications/grants)

Review activity for Journal of hematopathology. (2)
Review activity for Modern pathology. (1)
Review activity for Molecular diagnosis & therapy. (1)
Review activity for The journal of molecular diagnostics : (3)
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