J. Achkar

J. Achkar, C. Delaney, V. Fazio, 2006, Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association.

Efficacy of 5-Aminosalicylates in Crohn's Disease: Systematic Review and Meta-Analysis

P. Moayyedi, A. Ford, J. Achkar, 2011, The American Journal of Gastroenterology.

Corrigendum: Genome-wide association of early-onset myocardial infarction with single nucleotide polymorphisms and copy number variants

Judy H. Cho, K. Roeder, M. Daly, 2009, Nature Genetics.

Fecal incontinence, anal skin irritation, and metabolic concerns associated with pelvic pouches

J. Achkar, M. Zutshi, C. Floruta, 2019, Seminars in Colon and Rectal Surgery.

Comprehensive Evaluation of Inflammatory and Noninflammatory Sequelae of Ileal Pouch-Anal Anastomoses

J. Achkar, C. Delaney, V. Fazio, 2005, The American Journal of Gastroenterology.

Computable Phenotype of a Crohn’s Disease Natural History Model

M. Kattan, J. Achkar, Jacob A Kurowski, 2022, Medical decision making : an international journal of the Society for Medical Decision Making.

Treatment of Rectal Cuff Inflammation (Cuffitis) in Patients with Ulcerative Colitis Following Restorative Proctocolectomy and Ileal Pouch-Anal Anastomosis

J. Achkar, V. Fazio, F. Remzi, 2004, American Journal of Gastroenterology.

Irritable pouch syndrome: a new category of diagnosis for symptomatic patients with ileal pouch-anal anastomosis

J. Achkar, V. Fazio, F. Remzi, 2002, American Journal of Gastroenterology.

Beyond Infliximab: Other Anti-TNF Therapies for Ulcerative Colitis

J. Achkar, Ming-Hsi Wang, M. Wang, 2014 .

Helping Patients Make Informed Choices About Probiotics: A Need for Research

R. Sharp, R. Farrell, J. Achkar, 2009, The American Journal of Gastroenterology.

Mural attenuation in normal small bowel and active inflammatory Crohn's disease on CT enterography: location, absolute attenuation, relative attenuation, and the effect of wall thickness.

N. Obuchowski, D. Einstein, M. Baker, 2009, AJR. American journal of roentgenology.

Hypoalbuminemia, Not Biologic Exposure, is Associated with Postoperative Complications in Crohn's Disease Patients Undergoing Ileocolic Resection.

M. Regueiro, J. Achkar, F. Rieder, 2021, Journal of Crohn's & colitis.

Endoscopic evaluation of postoperative recurrence in the patient with Crohn’s disease

J. Achkar, 2004 .

Efficacy of Oral vs. Topical, or Combined Oral and Topical 5-Aminosalicylates, in Ulcerative Colitis: Systematic Review and Meta-Analysis

P. Moayyedi, A. Ford, J. Achkar, 2012, The American Journal of Gastroenterology.

Efficacy of 5-Aminosalicylates in Ulcerative Colitis: Systematic Review and Meta-Analysis

P. Moayyedi, A. Ford, J. Achkar, 2011, The American Journal of Gastroenterology.

Differences in Biologic Utilization and Surgery Rates in Pediatric and Adult Crohn's Disease: Results From a Large Electronic Medical Record-derived Cohort.

M. Kattan, J. Achkar, D. Sugano, 2020, Inflammatory bowel diseases.

Type of Fistula Determines Response to Infliximab in Patients with Fistulous Crohn's Disease

J. Connor, J. Achkar, B. Lashner, 2004, American Journal of Gastroenterology.

Clinical manifestations of the nod2 gene in familial Crohn’s Disease

J. Achkar, 2002 .

Real-World Effectiveness and Safety of Ustekinumab in Elderly Crohn’s Disease Patients

M. Regueiro, J. Achkar, F. Rieder, 2021, Digestive Diseases and Sciences.

Mild neoterminal ileal post‐operative recurrence of Crohn’s disease conveys higher risk for severe endoscopic disease progression than isolated anastomotic lesions

M. Regueiro, J. Achkar, E. Barnes, 2022, Alimentary pharmacology & therapeutics.

Maintenance therapy with a probiotic in antibiotic‐dependent pouchitis: experience in clinical practice

J. Achkar, V. Fazio, F. Remzi, 2005, Alimentary pharmacology & therapeutics.

Endoscopic Balloon Dilation of Ileal Pouch Strictures

J. Achkar, C. Delaney, V. Fazio, 2004, The American Journal of Gastroenterology.

The Significance of Sessile Serrated Polyps in Inflammatory Bowel Disease

J. Achkar, C. Burke, R. Lopez, 2016, Inflammatory bowel diseases.

Management of Hospitalized Patients with Inflammatory Bowel Disease and CMV Infection or Clostridium Difficile Infection

J. Achkar, Sara El Ouali, 2021, Management of Inpatient Inflammatory Bowel Disease.

Impact of Low Immunoglobulin G Levels on Disease Outcomes in Patients with Inflammatory Bowel Diseases

J. Achkar, A. Garber, B. Shen, 2016, Digestive Diseases and Sciences.

Gene–gene and gene–environment interactions in ulcerative colitis

R. Duerr, Xiaofeng Zhu, S. Ripke, 2014, Human Genetics.

Long-Term Outcomes With Ileal Pouch-Anal Anastomosis and Crohn's Disease: Pouch Retention and Implications of Delayed Diagnosis

J. Church, G. Melton, J. Achkar, 2008, Annals of surgery.

Fecal lactoferrin for diagnosis of symptomatic patients with ileal pouch-anal anastomosis.

J. Goldblum, J. Connor, J. Achkar, 2004, Gastroenterology.

Do preoperative factors predict subsequent diagnosis of Crohn’s disease after ileal pouch‐anal anastomosis for ulcerative or indeterminate colitis?

J. Goldblum, G. Melton, J. Achkar, 2010, Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland.

Infliximab is more efficacious for treatment of enterocutaneous fistulas compared to rectovaginal fistulas in patients with Crohn's disease

J. Achkar, B. Lashner, M. Parsi, 2001 .

Management of Peristomal Pyoderma Gangrenosum

J. Achkar, C. Delaney, V. Fazio, 2005, Diseases of the colon and rectum.

Successful treatment of peristomal pyoderma gangrenosum with infliximab

J. Achkar, 2002 .

Inhibition of pyrimidine synthesis in murine skin wounds induces a pyoderma gangrenosum-like neutrophilic dermatosis accompanied by spontaneous gut inflammation

J. Achkar, Erin E. Johnson, E. Maytin, 2022, bioRxiv.

Acupuncture in Inflammatory Bowel Disease.

J. Achkar, C. Fiocchi, G. Song, 2018, Inflammatory bowel diseases.

Functional annotation of a novel NFKB1 promoter polymorphism that increases risk for ulcerative colitis.

Judy H. Cho, P. Gregersen, M. Silverberg, 2004, Human molecular genetics.

ATG16L1 and NOD2 interact in an autophagy-dependent antibacterial pathway implicated in Crohn's disease pathogenesis.

J. Achkar, A. Richmond, C. Homer, 2010, Gastroenterology.

Genetic architecture distinguishes systemic juvenile idiopathic arthritis from other forms of juvenile idiopathic arthritis: clinical and therapeutic implications

Xavier Estivill, Johannes-Peter Haas, Sampath Prahalad, 2016, Annals of the rheumatic diseases.

Ulcerative colitis loci on chromosomes 1 p 36 and 12 q 15 identified by genome-wide association study

Kathryn Roeder, Jean-Paul Achkar, M. Michael Barmada, 2009 .

A protein-truncating R179X variant in RNF186 confers protection against ulcerative colitis

Beryl B. Cummings, Judy H. Cho, M. Rivas, 2015, Nature Communications.

High density mapping of the MHC identifies a shared role for HLA-DRB1*01:03 in inflammatory bowel diseases and heterozygous advantage in ulcerative colitis

Hailiang Huang, Stephan Ripke, Andre Franke, 2014, Nature Genetics.

Materials for : Host-microbe interactions shape genetic risk for inflammatory bowel disease

Judy H. Cho, C. Gieger, M. Daly, 2012 .

Dense genotyping of immune-related disease regions identifies nine new risk loci for primary sclerosing cholangitis

Judy H. Cho, Nadezhda T. Doncheva, O. Andreassen, 2013, Nature Genetics.

Amino Acid Position 11 of HLA-DRβ1 is a Major Determinant of Chromosome 6p Association with Ulcerative Colitis

K. Roeder, L. Klei, B. Devlin, 2011, Genes and Immunity.

Phenotype-Stratified Genetic Linkage Study Demonstrates that IBD2 Is an Extensive Ulcerative Colitis Locus

Judy H. Cho, J. Rioux, M. Silverberg, 2006, The American Journal of Gastroenterology.

MDR1 Ala893 polymorphism is associated with inflammatory bowel disease.

Judy H. Cho, D. Nicolae, C. Panhuysen, 2003, American journal of human genetics.

Differentiating risk factors for acute and chronic pouchitis.

M. Al-Haddad, J. Achkar, V. Fazio, 2005, Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association.

Defining Complex Contributions of NOD2/CARD15 Gene Mutations, Age at Onset, and Tobacco Use On Crohn's Disease Phenotypes

Judy H. Cho, T. Beaty, R. Duerr, 2003, Inflammatory bowel diseases.

Gene–environment interactions in inflammatory bowel disease pathogenesis

J. Achkar, Ming-Hsi Wang, 2015, Current opinion in gastroenterology.

Modified Pouchitis disease activity index: A simplified approach to the diagnosis of pouchitis

J. Connor, J. Achkar, V. Fazio, 2003 .

Endoscopic and histologic evaluation together with symptom assessment are required to diagnose pouchitis.

J. Achkar, V. Fazio, F. Remzi, 2001, Gastroenterology.

Genetic variants in the region harbouring IL2/IL21 associated with ulcerative colitis

J. Rioux, A. Zhernakova, C. Wijmenga, 2009, Gut.

An Evidence-Based Systematic Review on Medical Therapies for Inflammatory Bowel Disease

P. Moayyedi, M. Dubinsky, S. Hanauer, 2011, The American Journal of Gastroenterology.

Indicators of Clinical Response to Treatment with Six-Mercaptopurine or Azathioprine in Patients with Inflammatory Bowel Disease

J. Achkar, D. Seidner, T. Stevens, 2004, Inflammatory bowel diseases.

Predictors of response to infliximab in patients with Crohn's disease.

J. Achkar, J. Hammel, B. Lashner, 2002, Gastroenterology.

Azathioprine formulation optimizes metabolite profile in inflammatory bowel disease

J. Achkar, T. Stevens, B. Lashner, 2004, Alimentary Pharmacology and Therapeutics.

Medical therapy to reduce postoperative Crohn's disease recurrence

S. Hanauer, J. Achkar, 2000, American Journal of Gastroenterology.

Effect of altering automatic exposure control settings and quality reference mAs on radiation dose, image quality, and diagnostic efficacy in MDCT enterography of active inflammatory Crohn's disease.

N. Obuchowski, W. Davros, D. Einstein, 2010, AJR. American journal of roentgenology.

Pathogenesis of postoperative recurrence in Crohn's disease

J. Achkar, C. Fiocchi, F. Rieder, 2010, Gut.

A Randomized Clinical Trial of Ciprofloxacin and Metronidazole to Treat Acute Pouchitis

J. Achkar, V. Fazio, F. Remzi, 2001, Inflammatory bowel diseases.

Classification, differential diagnosis, and diagnosis of pouchitis

J. Achkar, 2017 .

A Cost-Effectiveness Analysis of Diagnostic Strategies for Symptomatic Patients with Ileal Pouch-Anal Anastomosis

J. Achkar, V. Fazio, F. Remzi, 2003 .

A cost-effectiveness analysis of diagnostic strategies for symptomatic patients with ileal pouch–anal anastomosis

J. Achkar, V. Fazio, F. Remzi, 2003, American Journal of Gastroenterology.

Afferent limb ulcers predict Crohn's disease in patients with ileal pouch-anal anastomosis.

J. Goldblum, J. Connor, J. Achkar, 2004, Gastroenterology.

Modified Pouchitis Disease Activity Index

J. Connor, J. Achkar, V. Fazio, 2003, Diseases of the colon and rectum.

Medical therapy to reduce postoperative Crohn’s disease recurrence

S. Hanauer, J. Achkar, 2000 .

Irritable pouch syndrome: a new category of diagnosis for symptomatic patients with ileal pouch-anal anastomosis.

J. Achkar, V. Fazio, F. Remzi, 2002 .

Erratum: Ulcerative colitis-risk loci on chromosomes 1p36 and 12q15 found by genome-wide association study(Nature Genetics (2009) 41 (216220))

Judy H. Cho, K. Roeder, M. Daly, 2009 .

Molecular Pathways Underlying IBD-Associated Colorectal Neoplasia: Therapeutic Implications

J. Achkar, B. Lashner, A. Kandiel, 2011, The American Journal of Gastroenterology.

Sa2018 - Radiomic Texture Analysis Shows Differential Expression within Visceral Adipose Tissue Regions on MRI Reflecting Severity of Pediatric Crohn's Disease

J. Achkar, R. Thawani, C. Fiocchi, 2018 .

Intraabdominal septic complications after ileocolic resection increases risk for endoscopic and surgical postoperative Crohn's disease recurrence.

M. Regueiro, J. Achkar, E. Barnes, 2022, Journal of Crohn's & colitis.

Nonobstructing Crohn’s disease

S. Hanauer, J. Achkar, 1999, Current treatment options in gastroenterology.

Genetic Predictors of Crohnʼs Disease of the Ileal Pouch Anal Anastomosis: 2011 ACG IBD Award: 1211

J. Achkar, R. Lopez, B. Shen, 2011 .

PTGER4 Expression-Modulating Polymorphisms in the 5p13.1 Region Predispose to Crohn's Disease and Affect NF-κB and XBP1 Binding Sites

R. Duerr, B. Müller-Myhsok, A. Franke, 2012, PloS one.

Impact of Abdominal Visceral Adipose Tissue on Disease Outcome in Pediatric Crohn's Disease

J. Achkar, C. Fiocchi, M. Kay, 2014, Inflammatory bowel diseases.

Canadian Association of General Surgeons, the American College of Surgeons, the Canadian Society of Colorectal Surgeons and the American Society of Colorectal Surgeons Evidence Based Reviews in Surgery – Colorectal Surgery

J. Achkar, F. Remzi, B. Bressler, 2014, Diseases of the colon and rectum.

A Pleiotropic Missense Variant in SLC39A8 Is Associated With Crohn's Disease and Human Gut Microbiome Composition.

Judy H. Cho, M. Daly, L. Klei, 2016, Gastroenterology.

A pleiotropic missense variant in SLC 39 A 8 is associated with Crohn ’ s disease and human gut microbiome composition Short Title : SLC 39 A 8 associated with CD and gut microbiome

Judy H. Cho, M. Daly, L. Klei, 2016 .

A Novel Approach to Detect Cumulative Genetic Effects and Genetic Interactions in Crohn’s Disease

R. Duerr, Xiaofeng Zhu, S. Ripke, 2013, Inflammatory bowel diseases.

Gene–gene and gene–environment interactions in ulcerative colitis

Xiaofeng Zhu, Stephan Ripke, Jean-Paul Achkar, 2013, Human Genetics.

Conventional risk factors and cardiovascular outcomes of patients with inflammatory bowel disease with confirmed coronary artery disease.

S. Kapadia, J. Achkar, R. Lopez, 2014, Inflammatory bowel diseases.

Underutilization of Combination Anti-TNF Therapy in Population-based Study.

J. Achkar, J. Kurowski, 2019, Inflammatory Bowel Diseases.

Immune Based Therapies for Inflammatory Bowel Disease

J. Achkar, C. Fiocchi, P. Sinh, 2016 .

Test characteristics of cross-sectional imaging and concordance with endoscopy in postoperative Crohn's disease.

M. Regueiro, M. Baker, J. Achkar, 2021, Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association.

Can patients reliably report quality indicators and disease phenotype? Results from the CrohnsPROMISE trial.: P-2.

J. Achkar, B. Shen, B. Lashner, 2011 .

Malignancy risk in individuals with familial adenomatous polyposis receiving biologics and immunomodulators

J. Church, J. Achkar, M. Kalady, 2021, Familial cancer.

6-Thioguanine levels versus white blood cell counts in guiding 6-mercaptopurine and azathioprine therapy

J. Achkar, D. Seidner, T. Stevens, 2000, American Journal of Gastroenterology.

Type of fistula determines-response to infliximab in patients with fistulous Crohn's disease

J. Connor, J. Achkar, B. Lashner, 2003 .

Accessory Splenic Artery Causing Massive Gastrointestinal Bleed

J. Achkar, Priyeshkumar Patel, Amandeep Singh, 2021, ACG case reports journal.

The expanding universe of inflammatory bowel disease genetics

R. Duerr, J. Achkar, 2008, Current opinion in gastroenterology.

A Genome Scan in 260 Inflammatory Bowel Disease-Affected Relative Pairs

Judy H. Cho, D. Nicolae, C. Panhuysen, 2004, Inflammatory bowel diseases.

Genetic architecture of the inflammatory bowel diseases across East Asian and European ancestries

David T. Okou, Yali Wang, R. Malekzadeh, 2023, Nature Genetics.

Plasma lysophosphatidylcholine levels: potential biomarkers for colorectal cancer.

Li Li, Haiyan Tan, Graham Casey, 2007, Journal of clinical oncology : official journal of the American Society of Clinical Oncology.

Hemoglobin and Hematocrit Levels in the Prediction of Complicated Crohn's Disease Behavior – A Cohort Study

F. Klebl, G. Rogler, J. Achkar, 2014, PloS one.

Long-term Outcomes of Perianal Fistulas in Pediatric Crohn’s Disease

Joceline V. Vu, J. Achkar, S. Steele, 2023, Diseases of the colon and rectum.

Evidence for an inflammatory bowel disease locus on chromosome 3p26: linkage, transmission/disequilibrium and partitioning of linkage.

Judy H. Cho, D. Weeks, R. Baldassano, 2002, Human molecular genetics.

IL23R and ATG16L1 SNPs in IBD: Alphabet Soup or Something More?

J. Achkar, 2008, The American Journal of Gastroenterology.

Malignancy risk in individuals with familial adenomatous polyposis receiving biologics and immunomodulators

J. Achkar, M. Kalady, D. Líška, 2021, Familial Cancer.

Undetected hepatocellular carcinoma: clinical features and outcome after liver transplantation.

J. Achkar, J. Rakela, I. Dvorchik, 1998, Liver transplantation and surgery : official publication of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society.

A novel murine model of pyoderma gangrenosum reveals that inflammatory skin-gut crosstalk is mediated by IL-1β-primed neutrophils

J. Achkar, Erin E. Johnson, E. Maytin, 2023, Frontiers in immunology.

A genome scan in 260 inflammatory bowel disease-affected relative pairs.

Judy H. Cho, D. Nicolae, C. Panhuysen, 2004, Inflammatory bowel diseases.

High-density mapping of the MHC identifies a shared role for HLA-DRB1*01:03 in inflammatory bowel diseases and heterozygous advantage in ulcerative colitis

Judy H. Cho, C. Gieger, H. Hakonarson, 2015 .

Perinuclear neutrophil antibodies are not markers for genetic susceptibility or indicators of genetic heterogeneity in familial ulcerative colitis.

R. Duerr, M. Barmada, J. Achkar, 2002 .

Crohn's Disease-Associated Genetic Marker is Seen in Medically Unresponsive Ulcerative Colitis Patients and May Be Associated with Pouch-Specific Complications

J. Achkar, B. Lashner, 1999 .

Real-world effectiveness and safety of ustekinumab and vedolizumab in elderly patients with Crohn’s disease

M. Regueiro, J. Achkar, F. Rieder, 2023, Indian Journal of Gastroenterology.