A N Ananthakrishnan

Summary

Affiliation: Medical College of Wisconsin
Country: USA

Publications

  1. doi request reprint Physician density and hospitalization for inflammatory bowel disease
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Inflamm Bowel Dis 17:633-8. 2011
  2. doi request reprint Laparoscopic resection for inflammatory bowel disease: outcomes from a nationwide sample
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, WI 53226, USA
    J Gastrointest Surg 14:58-65. 2010
  3. doi request reprint Higher hospital volume is associated with lower mortality in acute nonvariceal upper-GI hemorrhage
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Gastrointest Endosc 70:422-32. 2009
  4. doi request reprint Higher hospital volume predicts endoscopy but not the in-hospital mortality rate in patients with acute variceal hemorrhage
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Gastrointest Endosc 69:221-9. 2009
  5. doi request reprint Trends in ambulatory and emergency room visits for inflammatory bowel diseases in the United States: 1994-2005
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 105:363-70. 2010
  6. doi request reprint Hepatitis C/HIV co-infection is associated with higher mortality in hospitalized patients with hepatitis C or HIV
    A N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, WI 53226, USA
    J Viral Hepat 17:720-9. 2010
  7. doi request reprint Simple score to identify colectomy risk in ulcerative colitis hospitalizations
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Inflamm Bowel Dis 16:1532-40. 2010
  8. doi request reprint A novel risk score to stratify severity of Crohn's disease hospitalizations
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 105:1799-807. 2010
  9. doi request reprint Clostridium difficile and inflammatory bowel disease
    Mazen Issa
    Inflammatory Bowel Disease Center, Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Inflamm Bowel Dis 14:1432-42. 2008
  10. doi request reprint Does it matter where you are hospitalized for inflammatory bowel disease? A nationwide analysis of hospital volume
    Ashwin N Ananthakrishnan
    Division of Gastroenterology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 103:2789-98. 2008

Collaborators

Detail Information

Publications30

  1. doi request reprint Physician density and hospitalization for inflammatory bowel disease
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Inflamm Bowel Dis 17:633-8. 2011
    ..Regular maintenance care may reduce complications or the need for hospitalization. Availability of physicians may be an important determinant of IBD hospitalizations...
  2. doi request reprint Laparoscopic resection for inflammatory bowel disease: outcomes from a nationwide sample
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, WI 53226, USA
    J Gastrointest Surg 14:58-65. 2010
    ..While the majority of these are open procedures (OP), there is recent interest in laparoscopic resection (LS). There are no nationwide comparison of outcomes between LS and OP...
  3. doi request reprint Higher hospital volume is associated with lower mortality in acute nonvariceal upper-GI hemorrhage
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Gastrointest Endosc 70:422-32. 2009
    ..Acute nonvariceal upper-GI hemorrhage (NVUGIH) is associated with significant morbidity and mortality...
  4. doi request reprint Higher hospital volume predicts endoscopy but not the in-hospital mortality rate in patients with acute variceal hemorrhage
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Gastrointest Endosc 69:221-9. 2009
    ..Management of AVH requires early initiation of specialized care that may be more readily available at centers that deal with a high volume of AVH...
  5. doi request reprint Trends in ambulatory and emergency room visits for inflammatory bowel diseases in the United States: 1994-2005
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 105:363-70. 2010
    ..Analysis of trends in disease burden is important to study the changing epidemiology of disease. The aim of our study was to examine national trends in IBD-related visits in ambulatory and emergency room (ER) settings...
  6. doi request reprint Hepatitis C/HIV co-infection is associated with higher mortality in hospitalized patients with hepatitis C or HIV
    A N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, WI 53226, USA
    J Viral Hepat 17:720-9. 2010
    ..8%) or HIV (19.9%) (P < 0.001). HCV/HIV co-infection is associated with significantly higher rates of hospitalization and is a risk factor for in-hospital mortality compared to patients with isolated HCV...
  7. doi request reprint Simple score to identify colectomy risk in ulcerative colitis hospitalizations
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Inflamm Bowel Dis 16:1532-40. 2010
    ..Despite growing interest in research using administrative data in inflammatory bowel disease, there is no available tool in such research to stratify disease severity or identify patients at high risk for colectomy...
  8. doi request reprint A novel risk score to stratify severity of Crohn's disease hospitalizations
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 105:1799-807. 2010
    ..General comorbidity indices were developed to predict mortality, which is rare in this population. There are limited tools to stratify these hospitalizations by severity...
  9. doi request reprint Clostridium difficile and inflammatory bowel disease
    Mazen Issa
    Inflammatory Bowel Disease Center, Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Inflamm Bowel Dis 14:1432-42. 2008
    ..In this review we summarize the present knowledge regarding C. difficile infection in the setting of IBD, including unique clinical scenarios facing IBD patients, diagnostic algorithms, and treatment approaches...
  10. doi request reprint Does it matter where you are hospitalized for inflammatory bowel disease? A nationwide analysis of hospital volume
    Ashwin N Ananthakrishnan
    Division of Gastroenterology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 103:2789-98. 2008
    ..To examine if a high hospital volume was associated with superior outcomes in inflammatory bowel disease (IBD) patients requiring hospitalization...
  11. doi request reprint Impact of autonomic dysfunction on inflammatory bowel disease
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Department of Medicine, Medical College of Wisconsin, Milwaukee, WI, USA
    J Clin Gastroenterol 44:272-9. 2010
    ..The autonomic nervous system has been proposed to be involved in the pathogenesis of IBD. Autonomic dysfunction (AD) is associated with systemic manifestations and altered gut motility that may contributed to functional symptoms...
  12. doi request reprint Imatinib and Panax ginseng: a potential interaction resulting in liver toxicity
    Naveen Bilgi
    Division of Internal Medicine, Medical College of Wisconsin, Milwaukee, WI 53226, USA
    Ann Pharmacother 44:926-8. 2010
    ..To report a case of imatinib-induced hepatotoxicity after concurrent ginseng ingestion in a patient with chronic myelogenous leukemia (CML)...
  13. doi request reprint History of medical hospitalization predicts future need for colectomy in patients with ulcerative colitis
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin, USA
    Inflamm Bowel Dis 15:176-81. 2009
    ..These patients may be more likely to require future colectomy. There are limited data examining whether medical hospitalization is predictive of subsequent colectomy...
  14. doi request reprint Outcomes of weekend admissions for upper gastrointestinal hemorrhage: a nationwide analysis
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Clin Gastroenterol Hepatol 7:296-302e1. 2009
    ....
  15. doi request reprint Deleterious effect of cirrhosis on outcomes after motor vehicle crashes using the nationwide inpatient sample
    Jasmohan S Bajaj
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 103:1674-81. 2008
    ..Cirrhotics have poor post-trauma outcomes on small-scale studies. The aim was to examine the effect of cirrhosis on mortality, charges, and length of stay (LOS) after MVCs using the Nationwide Inpatient Sample (NIS) 2004...
  16. ncbi request reprint Excess hospitalisation burden associated with Clostridium difficile in patients with inflammatory bowel disease
    A N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Department of Medicine, Medical College of Wisconsin, Milwaukee, WI 53226, USA
    Gut 57:205-10. 2008
    ..Clostridium difficile is an important cause of diarrhoea in hospitalised patients. An increasing number of cases of C difficile colitis occur in patients with inflammatory bowel disease (IBD)-Crohn's disease (CD), ulcerative colitis (UC)...
  17. doi request reprint Length of office visits for gastrointestinal disease: impact of physician specialty
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin, USA
    Am J Gastroenterol 105:1719-25. 2010
    ..Physician-visit length is an important determinant of patient satisfaction and outcomes. Our objective was to compare visit length for gastrointestinal disorders between gastroenterologists and primary-care providers (PCPs)...
  18. doi request reprint Does primary sclerosing cholangitis impact quality of life in patients with inflammatory bowel disease?
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, WI 53227, USA
    Inflamm Bowel Dis 16:494-500. 2010
    ..Between 2%-10% of patients with IBD have primary sclerosing cholangitis (PSC). There has been limited examination of the disease-specific HRQoL in this population compared to non-PSC IBD controls...
  19. ncbi request reprint Permanent work disability in Crohn's disease
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 103:154-61. 2008
    ..There are limited data from the United States on work disability from CD. We performed this study to identify clinical factors associated with permanent work disability in a CD tertiary referral cohort...
  20. doi request reprint Inflammatory bowel disease in the elderly is associated with worse outcomes: a national study of hospitalizations
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Inflamm Bowel Dis 15:182-9. 2009
    ..The aim of our study was to compare outcomes of IBD-related hospitalizations in a nationwide representative cohort of patients 65 years and older with younger patients...
  21. doi request reprint Clostridium difficile and inflammatory bowel disease
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, 9200 West Wisconsin Avenue, Milwaukee, WI 53226, USA
    Gastroenterol Clin North Am 38:711-28. 2009
    ..Also reviewed are clinical situations specific to patients with IBD that are important for the treating physician to recognize...
  22. doi request reprint Impact of prior irregular infliximab dosing on performance of long-term infliximab maintenance therapy in Crohn's disease
    Daniel J Stein
    Medical College of Wisconsin Division of Gastroenterology, Milwaukee, Wisconsin, USA
    Inflamm Bowel Dis 16:1173-9. 2010
    ..There are limited data regarding performance of infliximab in patients who require reinitiation of maintenance dosing following previous irregular exposure...
  23. ncbi request reprint Severe pulmonary toxicity after azathioprine/6-mercaptopurine initiation for the treatment of inflammatory bowel disease
    Ashwin N Ananthakrishnan
    Department of Medicine, Medical College of Wisconsin, Milwaukee, WI 53226, USA
    J Clin Gastroenterol 41:682-8. 2007
    ....
  24. doi request reprint Effect of hospital volume and teaching status on outcomes of acute liver failure
    Ashwin N Ananthakrishnan
    Department of Population Health, Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, WI 53226, USA
    Liver Transpl 14:1347-56. 2008
    ..However, teaching hospitals and high-volume centers have equivalent in-hospital survival despite caring for this more severely ill cohort...
  25. doi request reprint Editorial: improved efficacy of biological maintenance therapy in "early" compared with "late" Crohn's disease: strike while the iron is hot with anti-TNF agents?
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, WI, USA
    Am J Gastroenterol 105:1583-5. 2010
    ..This editorial describes the data published so far on the correlation between disease duration and treatment response and examines the potential benefits to such treatment algorithms...
  26. doi request reprint A noninvasive clinical scoring model predicts risk of nonalcoholic steatohepatitis in morbidly obese patients
    Alex Ulitsky
    Division of Gastroenterology and Hepatology, Department of Medicine, Medical College of Wisconsin, 9200 W Wisconsin Avenue, Milwaukee, WI 53226, USA
    Obes Surg 20:685-91. 2010
    ..We investigated a large group of morbidly obese patients to derive a scoring system based on simple clinical and laboratory variables...
  27. doi request reprint Treatment of ulcerative colitis in the elderly
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin, USA
    Dig Dis 27:327-34. 2009
    ..This article provides an overview of caring for elderly patients with UC, including diagnostic and therapeutic considerations...
  28. doi request reprint Racial differences in liver transplantation outcomes in the MELD era
    Ashwin N Ananthakrishnan
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Am J Gastroenterol 103:901-10. 2008
    ..Racial differences in post-transplant survival in the MELD era have not been previously examined...
  29. doi request reprint Budesonide induction and maintenance therapy for Crohn's disease during pregnancy
    Dawn B Beaulieu
    Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, USA
    Inflamm Bowel Dis 15:25-8. 2009
    ..There is no available data on the safety of using oral budesonide in pregnant patients...
  30. ncbi request reprint Disparities in colon cancer screening in the Medicare population
    Ashwin N Ananthakrishnan
    Department of Medicine, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226, USA
    Arch Intern Med 167:258-64. 2007
    ..Since 2001, Medicare has provided coverage of colonoscopy for colorectal cancer screening in individuals at average risk, but little is known about the effect of this coverage on screening or disparities in screening practices...