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Won-Tak Choi · SciRah

Researcher profile · Semantic Scholar

Won-Tak Choi

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Won-Tak Choi — researcher profile on SciRah

h-index: 24
Works: 72
Citations: 1,266

Most-cited papers

Nonconventional dysplasia in patients with inflammatory bowel disease and colorectal carcinoma: a multicenter clinicopathologic study
Won-Tak Choi, M. Yozu, G. Miller, A. Shih +4 more
2019Modern Pathology79 citations Open access
Semantic Scholar
Association of Aneuploidy and Flat Dysplasia With Development of High-Grade Dysplasia or Colorectal Cancer in Patients With Inflammatory Bowel Disease.
Jia-Huei Tsai, P. Rabinovitch, Danning Huang, Thomas Small +3 more
2017Gastroenterology63 citations
Semantic Scholar
Non‐conventional dysplasia in inflammatory bowel disease is more frequently associated with advanced neoplasia and aneuploidy than conventional dysplasia
Hannah Lee, P. Rabinovitch, Aras N. Mattis, G. Lauwers +1 more
2020Histopathology57 citations
Semantic Scholar
Hypermucinous, Goblet Cell Deficient, and Crypt Cell Dysplasias in Inflammatory Bowel Disease are Often Associated with Flat/Invisible Endoscopic Appearance and Advanced Neoplasia on Follow-Up.
Won-Tak Choi, M. Salomao, Lei Zhao, L. Alpert +7 more
2021Journal of Crohn's & Colitis52 citations
Semantic Scholar
Gastric pyloric gland adenoma: a multicentre clinicopathological study of 67 cases
Won-Tak Choi, I. Brown, T. Ushiku, M. Yozu +8 more
2018Histopathology48 citations
Semantic Scholar
DNA flow cytometric and interobserver study of crypt cell atypia in inflammatory bowel disease
K. Wen, S. Umetsu, J. Goldblum, R. Gill +6 more
2019Histopathology40 citations
Semantic Scholar
Immunohistochemical approach for the diagnosis of a liver mass on small biopsy specimens.
Won-Tak Choi, R. Ramachandran, S. Kakar
2017Human Pathology38 citations
Semantic Scholar
Increased Risk of Non-Conventional and Invisible Dysplasias in Patients with Primary Sclerosing Cholangitis and Inflammatory Bowel Disease.
Ruth Zhang, G. Lauwers, Won-Tak Choi
2022Journal of Crohn's & Colitis37 citations
Semantic Scholar
Donor Liver Small Droplet Macrovesicular Steatosis Is Associated With Increased Risk for Recipient Allograft Rejection
Won-Tak Choi, Kuang-Yu Jen, Dong-Liang Wang, M. Tavakol +2 more
2017American Journal of Surgical Pathology36 citations
Semantic Scholar
The differential diagnosis of Helicobacter pylori negative gastritis
H. El-Zimaity, Won-Tak Choi, G. Lauwers, R. Riddell
2018Virchows Archiv35 citations
Semantic Scholar
Biopsy Specimens From Allograft Liver Contain Histologic Features of Hepatitis C Virus Infection After Virus Eradication
Emma Whitcomb, Won-Tak Choi, K. Jerome, L. Cook +13 more
2017Clinical Gastroenterology and Hepatology35 citations
Semantic Scholar
Immunohistochemistry in the Diagnosis of Hepatocellular Carcinoma.
Won-Tak Choi, S. Kakar
2017Gastroenterology Clinics of North America35 citations
Semantic Scholar
Centrilobular ductular reaction correlates with fibrosis stage and fibrosis progression in non-alcoholic steatohepatitis
Lei Zhao, M. Westerhoff, R. Pai, Won-Tak Choi +2 more
2018Modern Pathology34 citations Open access
Semantic Scholar
Non-conventional dysplastic subtypes in inflammatory bowel disease: a review of their diagnostic characteristics and potential clinical implications
Won-Tak Choi
2021Journal of Pathology and Translational Medicine33 citations Open access
Semantic Scholar
Non‐conventional dysplasias of the tubular gut: a review and illustration of their histomorphological spectrum
D. Pereira, B. Kővári, I. Brown, P. Chaves +16 more
2020Histopathology32 citations
Semantic Scholar
DNA content analysis of colorectal serrated lesions detects an aneuploid subset of inflammatory bowel disease‐associated serrated epithelial change and traditional serrated adenomas
Won-Tak Choi, K. Wen, P. Rabinovitch, Danning Huang +2 more
2018Histopathology32 citations
Semantic Scholar
The Significance of Flat/Invisible Dysplasia and Nonconventional Dysplastic Subtypes in Inflammatory Bowel Disease: A Review of Their Morphologic, Clinicopathologic, and Molecular Characteristics
Won-Tak Choi, B. Kővári, G. Lauwers
2021Advances in Anatomic Pathology30 citations
Semantic Scholar
Solitary fibrous tumor in the abdomen and pelvis: A case series with radiological findings and treatment recommendations.
Adrian Fernandez, M. Conrad, R. Gill, Won-Tak Choi +2 more
2018Clinical imaging30 citations
Semantic Scholar
Diagnosis and risk stratification of Barrett’s dysplasia by flow cytometric DNA analysis of paraffin-embedded tissue
Won-Tak Choi, Jia-Huei Tsai, P. Rabinovitch, Thomas Small +3 more
2017Gut29 citations
Semantic Scholar
Non‐conventional dysplasia is frequently associated with low‐grade tubuloglandular and mucinous adenocarcinomas in inflammatory bowel disease
F. Akarca, M. Yozu, L. Alpert, B. Kővári +6 more
2023Histopathology26 citations
Semantic Scholar
Increased histologic inflammation is an independent risk factor for nonconventional dysplasia in ulcerative colitis
Eric D. Nguyen, Dong-Liang Wang, G. Lauwers, Won-Tak Choi
2022Histopathology26 citations
Semantic Scholar
Gastrointestinal stromal tumors (GISTs) arising in uncommon locations: clinicopathologic features and risk assessment of esophageal, colonic, and appendiceal GISTs
Shao-Min Hu, L. Alpert, Justin M. M. Cates, Raul S. Gonzalez +79 more
2021Modern Pathology26 citations Open access
Semantic Scholar
Atypical Hepatocellular Neoplasms: Review of Clinical, Morphologic, Immunohistochemical, Molecular, and Cytogenetic Features
Won-Tak Choi, S. Kakar
2018Advances in Anatomic Pathology26 citations
Semantic Scholar
Clinicopathologic features of undetected dysplasia found in total colectomy or proctocolectomy specimens of patients with inflammatory bowel disease
Dorukhan Bahceci, G. Lauwers, Won-Tak Choi
2022Histopathology24 citations
Semantic Scholar
Hepatic Lymphoma Diagnosis.
Won-Tak Choi, R. Gill
2018Surgical Pathology Clinics21 citations
Semantic Scholar
The significance of histological activity measurements in immune checkpoint inhibitor colitis
R. Pai, Reetesh K. Pai, I. Brown, Won-Tak Choi +8 more
2020Alimentary Pharmacology and Therapeutics20 citations
Semantic Scholar
Characteristics, Reporting, and Potential Clinical Significance of Nonconventional Dysplasia in Inflammatory Bowel Disease.
Won-Tak Choi
2023Surgical Pathology Clinics19 citations
Semantic Scholar
Clinicopathological features of pyloric gland adenomas of the duodenum: a multicentre study of 57 cases
G. Miller, M. P. Kumarasinghe, Jennifer Borowsky, Won-Tak Choi +6 more
2020Histopathology19 citations
Semantic Scholar
Outcome of "indefinite for dysplasia" in inflammatory bowel disease: correlation with DNA flow cytometry and other risk factors of colorectal cancer.
Won-Tak Choi, P. Rabinovitch, Dong-Liang Wang, M. Westerhoff
2015Human Pathology18 citations
Semantic Scholar
Utility of DNA Flow Cytometric Analysis of Paraffin-embedded Tissue in the Risk Stratification and Management of ‘Indefinite for dysplasia’ in Patients With Inflammatory Bowel Disease
K. Wen, P. Rabinovitch, Dong-Liang Wang, Danning Huang +2 more
2018Journal of Crohn's & Colitis17 citations
Semantic Scholar
Nonconventional Dysplasia is Frequently Associated With Goblet Cell Deficient and Serrated Variants of Colonic Adenocarcinoma in Inflammatory Bowel Disease
A. Xiao, M. Yozu, B. Kővári, Lindsay Yassan +6 more
2024American Journal of Surgical Pathology16 citations
Semantic Scholar
DNA content abnormality frequently develops in the right/proximal colon in patients with primary sclerosing cholangitis and inflammatory bowel disease and is highly predictive of subsequent detection of dysplasia
Ruth Zhang, P. Rabinovitch, Aras N. Mattis, G. Lauwers +1 more
2023Histopathology16 citations Open access
Semantic Scholar
Recommendations for standardizing biopsy acquisition and histological assessment of immune checkpoint inhibitor-associated colitis
Christopher Ma, R. Pai, D. Schaeffer, J. Krell +13 more
2022Journal for ImmunoTherapy of Cancer14 citations Open access
Semantic Scholar
Utility of ancillary studies in the diagnosis and risk assessment of Barrett’s esophagus and dysplasia
Won-Tak Choi, G. Lauwers, Elizabeth A. Montgomery
2022Modern Pathology14 citations Open access
Semantic Scholar
Cutaneous angiosarcoma clinically presenting as progressive solid facial edema in a 43-year-old male.
Won-Tak Choi, Galina Y. Stetsenko, Jiong Zhang, J. Olerud +2 more
2013Dermatology Online Journal14 citations
Semantic Scholar
Utility of glutamine synthetase immunohistochemistry in identifying features of regressed cirrhosis
Rouba Hadi, K. Shin, N. Reder, L. Alpert +5 more
2019Modern Pathology13 citations Open access
Semantic Scholar
“Indefinite for Dysplasia” in Barrett's Esophagus: Inflammation and DNA Content Abnormality are Significant Predictors of Early Detection of Neoplasia
Won-Tak Choi, M. Emond, P. Rabinovitch, Joseph C. Ahn +2 more
2015Clinical and Translational Gastroenterology13 citations Open access
Semantic Scholar
Multi-Institutional Evaluation of Pathologists’ Assessment Compared to Immunoscore
J. Willis, R. Anders, T. Torigoe, Y. Hirohashi +27 more
2023Cancers12 citations Open access
Semantic Scholar
Interobserver study on histologic features of idiopathic non-cirrhotic portal hypertension
M. Kmeid, Chunlai Zuo, S. Lagana, Won-Tak Choi +8 more
2020Diagnostic Pathology12 citations Open access
Semantic Scholar
Use of DNA flow cytometry in the diagnosis, risk stratification, and management of gastric epithelial dysplasia
K. Wen, P. Rabinovitch, Danning Huang, Aras N. Mattis +2 more
2018Modern Pathology12 citations Open access
Semantic Scholar
Patterns of Gastric Injury: Beyond Helicobacter Pylori.
Won-Tak Choi, G. Lauwers
2017Surgical Pathology Clinics12 citations
Semantic Scholar
The Development of Serrated Epithelial Change in Ulcerative Colitis is not Significantly Associated With Increased Histologic Inflammation
Dorukhan Bahceci, Dong-Liang Wang, G. Lauwers, Won-Tak Choi
2024American Journal of Surgical Pathology10 citations
Semantic Scholar
Interobserver agreement and the impact of mentorship on the diagnosis of inflammatory bowel disease–associated dysplasia among subspecialist gastrointestinal pathologists
L. Alpert, N. Setia, H. Ko, S. Lagana +16 more
2021Virchows Archiv10 citations
Semantic Scholar
Diagnosis, risk stratification, and management of ampullary dysplasia by DNA flow cytometric analysis of paraffin-embedded tissue
K. Wen, Grace E. Kim, P. Rabinovitch, Dong-Liang Wang +2 more
2019Modern Pathology10 citations Open access
Semantic Scholar
DNA flow cytometric analysis of paraffin-embedded tissue for the diagnosis of malignancy in bile duct biopsies
Hannah Lee, P. Rabinovitch, Aras N. Mattis, S. Kakar +1 more
2020Human Pathology9 citations Open access
Semantic Scholar
Usage and Distribution for Commercial Purposes Requires Written Permission. Gastrointestinal Zygomycosis Masquerading as Acute Appendicitis
R. Gill, Won-Tak Choi, Tammy T. Chang
9 citations
Semantic Scholar
The outcomes of “atypical” and “suspicious” bile duct brushings in the identification of pancreaticobiliary tumors: Follow‐up analysis of surgical resection specimens
Won-Tak Choi, Paul E. Swanson, V. Grieco, Dong-Liang Wang +1 more
2015Diagnostic Cytopathology8 citations
Semantic Scholar
Meckel Diverticulum Presenting as Abdominal Pain and Subsequent Bowel Perforation.
Taylor N. LaFlam, Andrew S. Phelps, Won-Tak Choi, A. Kornblith
2020Journal of Emergency Medicine7 citations
Semantic Scholar
Agrin loss in Barrett's esophagus-related neoplasia and its utility as a diagnostic and predictive biomarker
S. Rickelt, Azfar Neyaz, Charlene Condon, C. Whittaker +15 more
2021Clinical Cancer Research6 citations Open access
Semantic Scholar
Assessment of large droplet fat in frozen sections of donor liver biopsies: utility and interobserver variability of the newly described Banff method compared to a simplified Average of Fields method
Alexander T. Kikuchi, Naoki Akanuma, Won-Tak Choi, Ryan M. Gill +1 more
2023Journal of Clinical Pathology5 citations
Semantic Scholar

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G. Lauwers×19
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G. Lauwers — researcher profile on SciRah
P. Rabinovitch×12
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M. Westerhoff×10
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Aras N. Mattis×9
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S. Kakar — researcher profile on SciRah

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R. Gill — researcher profile on SciRah

Dong-Liang Wang×6

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Danning Huang×5

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Danning Huang — researcher profile on SciRah

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L. Alpert — researcher profile on SciRah

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K. Wen — researcher profile on SciRah

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J. Hart — researcher profile on SciRah

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M. Yozu — researcher profile on SciRah