Author details

Full Name

Mark A Valasek

Affiliation

ORCID

Career Start Year

2004

Papers

H Index

Expertise

CM4AI Collaborator

PMID	Paper Title	Journal Title	Published Year
35123096	Two-Step Strategy, FIB-4 Followed by Magnetic Resonance Elastography, for Detecting Advanced Fibrosis in NAFLD.	Clinical Gastroenterology and Hepatology	2023
37269117	Clinical and histologic factors associated with discordance between steatosis grade derived from histology vs. MRI-PDFF in NAFLD.		2023
37268795	Correlations Between Gastrointestinal Symptoms and Endoscopic-Histologic Disease Activity in Adults with Ulcerative Colitis.	Dig Dis Sci	2023
36623171	Prevalence and Correlations of Gastrointestinal Symptoms With Endoscopic and Histologic Mucosal Healing in Crohn's Disease.	Am J Gastroenterol	2023
34818028	Establishment of PANDA - a new human pancreatic ductal adenocarcinoma cell line with 3D cell culture technology.	Neoplasma	2022
35973577	Head-to-head comparison between MEFIB, MAST, and FAST for detecting stage 2 fibrosis or higher among patients with NAFLD.	Journal of Hepatology	2022
33952604	International consensus to standardise histopathological scoring for small bowel strictures in Crohn's disease.	Gut	2022
33883248	Clinical utility of 30% relative decline in MRI-PDFF in predicting fibrosis regression in non-alcoholic fatty liver disease.	Gut	2022
33556578	Spatial Evolution of Histologic and Endoscopic Healing in the Left and Right Colon in Patients With Ulcerative Colitis.	Clin Gastroenterol Hepatol	2022
35332569	Reliability of histologic assessment for NAFLD and development of an expanded NAFLD activity score.	Hepatology	2022
34854929	Comparative diagnostic performance of ultrasound shear wave elastography and magnetic resonance elastography for classifying fibrosis stage in adults with biopsy-proven nonalcoholic fatty liver disease.	European Radiology	2022
34496054	Magnetic resonance elastography plus Fibrosis-4 versus FibroScan-aspartate aminotransferase in detection of candidates for pharmacological treatment of NASH-related fibrosis.	Hepatology	2022
34646360	Diagnostic accuracy of two-dimensional shear wave elastography and transient elastography in nonalcoholic fatty liver disease.	Therapeutic Advances in Gastroenterology	2021
33905776	Ki67 does not predict recurrence for low-grade appendiceal mucinous neoplasms with peritoneal dissemination after cytoreductive surgery and HIPEC.	Hum Pathol	2021
33745174	Letter: the combination of histologic remission and Mayo endoscopic score 1 as a suitable therapeutic target in ulcerative colitis-authors' reply.	Aliment Pharmacol Ther	2021
33899143	Magnetic resonance elastography biomarkers for detection of histologic alterations in nonalcoholic fatty liver disease in the absence of fibrosis.	Eur Radiol	2021
33735448	Predictors and significance of histologic response to neoadjuvant therapy for gastric cancer.	J Surg Oncol	2021
33565809	Neoadjuvant Checkpoint Blockade in Lynch Syndrome-Related Pancreatic Adenocarcinoma.	Pancreas	2021
33610533	An International Consensus to Standardize Integration of Histopathology in Ulcerative Colitis Clinical Trials.	Gastroenterology	2021
33410551	An expert consensus to standardise the assessment of histological disease activity in Crohn's disease clinical trials.	Aliment Pharmacol Ther	2021
33214165	MRE combined with FIB-4 (MEFIB) index in detection of candidates for pharmacological treatment of NASH-related fibrosis.	Gut	2021
33157318	Clinical Utility of Change in Nonalcoholic Fatty Liver Disease Activity Score and Change in Fibrosis in NAFLD.	Clinical Gastroenterology and Hepatology	2021
31491041	Mutation profile of high-grade appendiceal mucinous neoplasm.	Histopathology	2020
32013792	Assessment of Hepatic Steatosis in Nonalcoholic Fatty Liver Disease by Using Quantitative US.	Radiology	2020
31711925	Development and Validation of a Test to Monitor Endoscopic Activity in Patients With Crohn's Disease Based on Serum Levels of Proteins.	Gastroenterology	2020
31556124	Clinical Utility of an Increase in Magnetic Resonance Elastography in Predicting Fibrosis Progression in Nonalcoholic Fatty Liver Disease.	Hepatology	2020
32826341	Heterogeneity and clonal relationships of adaptive immune cells in ulcerative colitis revealed by single-cell analyses.	Sci Immunol	2020
32981088	Evaluating the optimum number of biopsies to assess histological inflammation in ulcerative colitis: a retrospective cohort study.	Aliment Pharmacol Ther	2020
33119168	Predictors and outcomes of histological remission in ulcerative colitis treated to endoscopic healing.	Aliment Pharmacol Ther	2020
30567742	Serum metabolites detect the presence of advanced fibrosis in derivation and validation cohorts of patients with non-alcoholic fatty liver disease.	Gut	2019
31583739	Standardising the interpretation of liver biopsies in non-alcoholic fatty liver disease clinical trials.	Aliment Pharmacol Ther	2019
31620310	The California Telepathology Service: UCLA's Experience in Deploying a Regional Digital Pathology Subspecialty Consultation Network.	J Pathol Inform	2019
30076171	Responsiveness of histological disease activity indices in ulcerative colitis: a post hoc analysis using data from the TOUCHSTONE randomised controlled trial.	Gut	2019
30267713	Race/Ethnicity-, Socioeconomic Status-, and Anatomic Subsite-Specific Risks for Gastric Cancer.	Gastroenterology	2019
30506692	Serum bile acid patterns are associated with the presence of NAFLD in twins, and dose-dependent changes with increase in fibrosis stage in patients with biopsy-proven NAFLD.	Aliment Pharmacol Ther	2019
30448597	Serum Concentrations of 7Î±-hydroxy-4-cholesten-3-one Are Associated With Bile Acid Diarrhea in Patients With Crohn's Disease.	Clin Gastroenterol Hepatol	2019
29951900	Reader agreement and accuracy of ultrasound features for hepatic steatosis.	Abdom Radiol (NY)	2019
29104128	Association Between Obesity and Discordance in Fibrosis Stage Determination by Magnetic Resonance vs Transient Elastography in Patients With Nonalcoholic Liver Disease.	Clinical Gastroenterology and Hepatology	2018
29016471	An Update on the Diagnosis, Grading, and Staging of Appendiceal Mucinous Neoplasms.	Advances in Anatomic Pathology	2018
30155321	Biallelic Mismatch Repair Deficiency in an Adolescent Female.	Case Rep Genet	2018
30105113	Drug-Induced Liver Injury Associated with the Use of Everolimus in a Liver Transplant Patient.		2018
29894692	Liver Cancer Initiation Requires p53 Inhibition by CD44-Enhanced Growth Factor Signaling.	Cancer Cell	2018
29273451	Loss of Pten and Activation of Kras Synergistically Induce Formation of Intraductal Papillary Mucinous Neoplasia From Pancreatic Ductal Cells in Mice.	Gastroenterology	2018
29660324	Magnetic Resonance Imaging Proton Density Fat Fraction Associates With Progression of Fibrosis in Patients With Nonalcoholic Fatty Liver Disease.	Gastroenterology	2018
29282599	Histologic Predictors of Recurrence in Mucinous Appendiceal Tumors with Peritoneal Dissemination after HIPEC.	Ann Surg Oncol	2018
28116801	Assessment of treatment response in non-alcoholic steatohepatitis using advanced magnetic resonance imaging.	Alimentary Pharmacology and Therapeutics	2017
28591173	Overinterpretation is common in pathological diagnosis of appendix cancer during patient referral for oncologic care.	PLoS One	2017
28497999	Bullet fragment fiducials in stereotactic body radiotherapy as a bridge to transplant for hepatocellular carcinoma.	Acta Oncologica	2017
28978958	Vedolizumab in Patients With Common Variable Immune Deficiency and Gut Inflammation.	Am J Gastroenterol	2017
28840050	Gastric Medullary Carcinoma with Sporadic Mismatch Repair Deficiency and a <i>TP53</i> R273C Mutation: An Unusual Case with Wild-Type <i>BRAF</i>.	Case Rep Pathol	2017