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Rashid M, Rashid R, Saroya S, Deverapalli M, Brim H, Ashktorab H. Saffron as a Promising Therapy for Inflammatory Bowel Disease. Nutrients 2024; 16:2353. [PMID: 39064796 PMCID: PMC11280066 DOI: 10.3390/nu16142353] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/19/2024] [Revised: 07/15/2024] [Accepted: 07/16/2024] [Indexed: 07/28/2024] Open
Abstract
Inflammatory bowel disease (IBD) is a chronic inflammatory illness of the gastrointestinal tract (GI), characterized by recurrent episodes of inflammation and tissue destruction. It affects an increasing number of individuals worldwide who suffer from Crohn's disease (CD) or ulcerative colitis (UC). Despite substantial advances in understanding the underlying causes of IBD, the available treatments remain restricted and are sometimes accompanied by severe consequences. Consequently, there is an urgent need to study alternate therapeutic options. This review assesses the present drugs, identifies their limitations, and proposes the use of saffron, a natural plant with great therapeutic potential based on preclinical and clinical investigations. Saffron has gained attention for its potential therapeutic benefits in treating various ailments due to its established bioactive compounds possessing antioxidant and anti-inflammatory properties. This review covers how saffron impacts the levels of calprotectin, an inflammatory marker, for various inflammatory responses in multiple diseases including IBD. Data from clinical trials were assessed to determine the efficacy and safety of using saffron to counter inflammation in multiple diseases. Studies have shown that saffron may protect against inflammatory bowel disease (IBD) through several mechanisms by inhibiting pro-inflammatory cytokines (TNF-α, IL-1β, and IL-6), reducing oxidative stress through antioxidant effects, enhancing mucosal barrier function by upregulating tight junction proteins, and modulating the gut microbiota composition to promote beneficial bacteria while suppressing pathogenic ones; these combined actions contribute to its therapeutic potential in managing and alleviating the symptoms of IBD. This will enable future research endeavors and expedite the translation of saffron-based interventions into clinical practice as a valuable adjunctive therapy or a potential alternative to conventional treatments, thereby enhancing the quality of life for individuals suffering from inflammatory diseases including IBD.
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Affiliation(s)
| | | | | | | | | | - Hassan Ashktorab
- Department of Medicine and Cancer Center, Howard University College of Medicine, Washington, DC 20059, USA; (M.R.); (R.R.); (S.S.); (M.D.); (H.B.)
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Su L, Ma F, An Z, Ji X, Zhang P, Yue Q, Zhao C, Sun X, Li K, Li B, Liu X, Zhao L. The Metabolites of Lactobacillus fermentum F-B9-1 Relieved Dextran Sulfate Sodium-Induced Experimental Ulcerative Colitis in Mice. Front Microbiol 2022; 13:865925. [PMID: 35572623 PMCID: PMC9096258 DOI: 10.3389/fmicb.2022.865925] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/30/2022] [Accepted: 04/04/2022] [Indexed: 11/13/2022] Open
Abstract
Because of the increased incidence and prevalence, ulcerative colitis (UC) has become a global health issue in the world. Current therapies for UC are not totally effective which result in persistent and recurrent symptom of many patients. Lactobacillus with anti-inflammatory effects might be beneficial to the prevention or treatment for UC. Here, we examined the ameliorative effects of the metabolites of Lactobacillus fermentum F-B9-1 (MLF) in Caco-2 cells and dextran sodium sulfate (DSS)-induced UC model mice. MLF displayed intestinal barrier-protective activities in Caco-2 cells by increasing the expression of Occludin and ZO-1. They also showed anti-inflammatory potential in interleukin (IL)-1β and IL-6. In order to further examine the in vivo anti-inflammatory effect of MLF, the MLF was gavaged in the DSS-induced UC model mice. The intragastric administration of MLF effectively alleviated colitis symptoms of weight loss, diarrhea, colon shortening, and histopathological scores, protected intestinal barrier function by increasing Occludin and ZO-1, and attenuated colonic and systemic inflammation by suppressing production of IL-1β and IL-6. Finally, the use of MLF remodeled the diversity of the gut microbiota and increased the number of beneficial microorganisms. Overall, the results demonstrated that MLF relieved DSS-induced UC in mice. And MLF might be an effective therapy method to UC in the clinic in the future.
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Affiliation(s)
- Le Su
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China.,Shengshengxiangrong (Shandong) Biotechnology Co., Ltd., Jinan, China
| | - Feifan Ma
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China
| | - Zaiyong An
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China
| | - Xiuyu Ji
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China
| | - Ping Zhang
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China
| | - Qiulin Yue
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China
| | - Chen Zhao
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China
| | - Xin Sun
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China
| | - Kunlun Li
- Jinan Hangchen Biotechnology Co., Ltd., Jinan, China
| | - Baojun Li
- Jinan Hangchen Biotechnology Co., Ltd., Jinan, China
| | - Xinli Liu
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China
| | - Lin Zhao
- State Key Laboratory of Biobased Material and Green Papermaking, School of Bioengineering, Qilu University of Technology, Shandong Academy of Sciences, Jinan, China.,Shandong Chenzhang Biotechnology Co., Ltd., Jinan, China
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Risk of Cancers in Patients with Pediatric Inflammatory Bowel Diseases: A Systematic Review and Meta-Analysis. J Pediatr 2021; 229:102-117.e36. [PMID: 32898579 DOI: 10.1016/j.jpeds.2020.08.087] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/26/2020] [Revised: 08/13/2020] [Accepted: 08/28/2020] [Indexed: 12/16/2022]
Abstract
OBJECTIVES We performed a systematic review and meta-analysis to evaluate the risk of the development of cancers in patients with pediatric-onset inflammatory bowel disease (IBD). STUDY DESIGN A computerized literature search was performed. The primary outcome was the pooled incidence of cancer in studies reporting the risk as a standardized incidence ratio. The secondary outcomes were the pooled incidence rates of all cancers and site-specific cancers including colorectal cancer and hematologic cancers. RESULTS Sixty-six studies reporting outcomes in 38 092 patients were included. The pooled standardized incidence ratio for cancer was 2.39 (P < .0001, 95% CI 2.00-2.86) in IBD. The pooled incidence rates for cancer in patients with Crohn's disease (CD) and ulcerative colitis (UC) were 0.014 (95% CI 0.0087-0.021) and 0.031 (95% CI 0.018-0.052), respectively. The pooled incidence rate of colorectal cancer in CD and UC were 0.0075 (95% CI 0.0049-0.011) and 0.020 (95% CI 0.012-0.034), respectively. The pooled rates of hematologic cancers in CD and UC were 0.0061 (95% CI 0.0040-0.0090) and 0.0045 (95% CI 0.0026-0.0079), respectively. Cumulative meta-analyses showed a decreasing trend in the incidence of these cancers in both CD and UC. CONCLUSIONS Patients with pediatric-onset IBD had an increased risk of cancer development compared with the general population, however, incidence appeared to be decreasing in recent years.
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Clonal IgH gene rearrangements identify Richter's transformation to diffuse large B cell lymphoma. Ann Hematol 2020; 100:3075-3077. [PMID: 33159568 DOI: 10.1007/s00277-020-04334-6] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/04/2020] [Accepted: 11/02/2020] [Indexed: 11/27/2022]
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Soria-López E, Casanova-Espinosa M, Fernández Pérez F. Hepatosplenic T-cell lymphoma (HSTCL) in patient with Crohn's disease treated with azathioprin. Med Clin (Barc) 2020; 156:579-580. [PMID: 32439154 DOI: 10.1016/j.medcli.2020.02.015] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/07/2020] [Revised: 02/17/2020] [Accepted: 02/20/2020] [Indexed: 12/26/2022]
Affiliation(s)
- Estela Soria-López
- Gastroenterology Department, Hospital Costa del Sol, Marbella (Málaga), Spain.
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Hardy AJ, Stoica I, Kearney DE, O'Riordain DS. Diffuse large B-cell lymphoma of the rectum in a patient with Crohn's disease. BMJ Case Rep 2020; 13:13/4/e228818. [PMID: 32303524 DOI: 10.1136/bcr-2018-228818] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
Abstract
A 62-year-old man presented to our institute with diarrhoea and dysuria on a background of subtotal colectomy and end ileostomy and biological therapy for Crohn's disease. He was diagnosed with urinary tract infection and acute kidney injury (AKI). Renal ultrasound suggested left hydronephrosis, with renal protocol computed tomography (CT) showing a large pelvic mass. Magnetic resonance imaging (MRI) of the pelvis demonstrated a rectal tumour invading the bladder and compressing both ureters. He underwent cystoscopy, flexible sigmoidoscopy and positron emission tomography-CT and was diagnosed with stage IV non-Hodgkin's diffuse large B-cell lymphoma. He was treated primarily with rituximab, cyclophosphamide, hydroxydaunomycin, oncovin and prednisolone chemotherapy regimen. He had ongoing urosepsis before admission for pelvic exenteration. He underwent cystoprostatectomy, excision of rectal stump and formation of ileal conduit. Histology showed no signs of residual malignancy. One year later, the patient was admitted to the intensive care unit with aspiration pneumonia, urosepsis and AKI. Despite maximal therapy, he developed multiorgan failure and passed away.
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Affiliation(s)
- Adam Joseph Hardy
- Department of Paediatric Surgery, Our Lady's Children's Hospital, Dublin, Ireland
| | - Ionica Stoica
- Department of General & Vascular Surgery, Tallaght Hospital, Dublin, Ireland
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Looking for the best anti-colitis medicine: A comparative analysis of current and prospective compounds. Oncotarget 2018; 8:228-237. [PMID: 27974688 PMCID: PMC5352114 DOI: 10.18632/oncotarget.13894] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/11/2016] [Accepted: 11/15/2016] [Indexed: 12/15/2022] Open
Abstract
Ulcerative colitis (UC) is a chronic lifelong inflammatory disorder of the colon, which, while untreated, has a relapsing and remitting course with increasing risk of progression toward colorectal cancer. Current medical treatment strategies of UC mostly focus on inhibition of the signs and symptoms of UC to induce remission and prevent relapse of disease activity, minimizing the impact on quality of life, but not affecting the cause of disease. To date, however, there is no single reliable treatment agent and/or strategy capable of effectively controlling colitis progression throughout the patient's life without side effects, remission, or resistance. Taking into consideration an urgent need for the new colitis treatment strategies, targets and/or modulators of inflammation, we have tested current and prospective compounds for colitis treatment and directly compared their anti-colitis potency using a dextran sulfate sodium (DSS) mouse model of colitis. We have introduced a composite score - a multi-parameters comparison tool - to assess biological potency of different compounds.
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Pagnini C, Arseneau KO, Cominelli F. Safety considerations when using anti-TNFα therapy to treat Crohn's disease. Expert Opin Drug Saf 2014; 14:31-44. [PMID: 25400161 DOI: 10.1517/14740338.2015.976610] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
INTRODUCTION Over the past decade, the introduction of a new class of anti-TNFα drugs has dramatically changed the approach taken to the management of Crohn's disease (CD). An increasing number of patients are receiving treatment with these advanced biological therapies, and the risk of adverse events that may be associated with their use must be carefully evaluated. AREAS COVERED Safety data about the three anti-TNFα drugs currently approved for use in CD patients (infliximab, adalimumab, and certolizumab pegol) is critically evaluated, including data coming from randomized clinical trials and post-marketing reports. Possible side effects of anti-TNFα agents are presented as drug-, class- and disease-specific adverse events. Management strategies to minimize the occurrence of side effects are summarized. EXPERT OPINION The safety profile of the three anti-TNFα drugs approved for clinical use in CD patients appears to be comparable among drugs. Data from clinical trials and a growing body of information from post-marketing surveillance indicate that anti-TNFα agents are generally safe, and that most of the observed side effects are mild and easily manageable. Nonetheless, serious short- and long-term adverse events may occur. Accurate selection of patients, careful pre-treatment evaluation, and regular follow-up during therapy could potentially reduce the rate of adverse events related to the use of anti-TNFα drugs.
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Affiliation(s)
- Cristiano Pagnini
- "Sapienza" University of Rome, S. Andrea Hospital, Faculty of Medicine and Psychology , Rome , Italy
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Affiliation(s)
- KL de Wit
- Department of Medicine, Guy's and St Thomas' NHS Foundation Trust, London
| | - BE White
- Department of Gastroenterology, Colchester Hospital University NHS Foundation Trust, Colchester CO4 5JL
| | - D Goldsmith
- Cardio-Renal Medicine in the Department of Nephrology, Guys and St Thomas’ NHS Foundation Trust, London
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Allen PB, Laing G, Connolly A, O'Neill C. EBV-associated colonic B-cell lymphoma following treatment with infliximab for IBD: a new problem? BMJ Case Rep 2013; 2013:bcr-2013-200423. [PMID: 24081592 DOI: 10.1136/bcr-2013-200423] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022] Open
Abstract
Patients with inflammatory bowel disease who do not respond to steroid therapy often require treatment with immunomodulators in an attempt to achieve a response and maintain remission. However, a major concern and controversy is whether these treatments are putting the patients at a significantly increased risk of developing lymphomas. This case reports a patient with severe ulcerative colitis who had been previously treated with azathioprine and infliximab, and subsequently developed diffuse large B-cell colonic lymphoma.
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Affiliation(s)
- Patrick B Allen
- Department of Gastroenterology, Ulster Hospital, Belfast, UK
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Calkoen FG, Brinkman DM, Vervat C, van Ostaijen-ten Dam MM, ten Cate R, van Tol MJ, Ball LM. Mesenchymal stromal cells isolated from children with systemic juvenile idiopathic arthritis suppress innate and adaptive immune responses. Cytotherapy 2013; 15:280-91. [DOI: 10.1016/j.jcyt.2012.10.017] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/10/2012] [Revised: 10/17/2012] [Accepted: 10/23/2012] [Indexed: 12/29/2022]
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Ashworth LA, Billett A, Mitchell P, Nuti F, Siegel C, Bousvaros A. Lymphoma risk in children and young adults with inflammatory bowel disease: analysis of a large single-center cohort. Inflamm Bowel Dis 2012; 18:838-43. [PMID: 21887728 DOI: 10.1002/ibd.21844] [Citation(s) in RCA: 36] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/06/2011] [Accepted: 07/06/2011] [Indexed: 12/13/2022]
Abstract
BACKGROUND Prior studies suggest an increased risk of lymphoma in adults with inflammatory bowel disease (IBD). Cases of lymphoma have also been reported in children with IBD. However, the precise risk of lymphoma in relation to drug exposure has not been ascertained in children. METHODS We conducted a single-center, retrospective study of 1560 children and young adults with IBD evaluated at Children's Hospital Boston between 1979 and 2008. Of this group, 186 patients were excluded due to incorrect diagnosis, one-time second-opinion visits, or missing hospital records. The remaining 1374 patients had charts reviewed to determine whether lymphoma developed while they were receiving their clinical care at our institution and the duration of exposure to various IBD medications. The rate of lymphoma was calculated in patient-years of exposure for each class of medications utilized in IBD. RESULTS Of 1374 patients (741 male; age at diagnosis 12.1 ± 4.0 years; 791 Crohn's disease [CD], 535 ulcerative colitis [UC], 48 IBD unclassified), we identified two patients who developed lymphoma (one Hodgkin, one anaplastic large cell), in 6624 patient-years of follow-up (mean duration follow-up 4.8 years per patient). Both patients were males (ages 12 and 18 years at time of lymphoma onset) and were receiving thiopurines but had not yet received biologics at the time of their cancer diagnosis. They were both treated with chemotherapy and are alive without cancer 32+ and 76+ months since diagnosis. The absolute incidence rate of lymphoma for patients having received thiopurines was 4.5 per 10,000 patient-years compared to the expected rate of 0.58 per 10,000 patient-years, with a standardized incidence ratio (SIR) of 7.51 (95% confidence interval [CI] 0.74-41.98). CONCLUSIONS The overall risk of lymphoma in children with IBD is low, with only two cases seen in our hospital over a 30-year period. The lymphoma risk (as estimated by SIR) in children receiving thiopurines is comparable to that reported in studies of adults. While there may be an increased risk of lymphoma in children treated with thiopurines, the risk did not reach statistical significance in this large cohort.
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Affiliation(s)
- Lori A Ashworth
- Inflammatory Bowel Disease Center, Children's Hospital Boston, Boston, Massachusetts 02115, USA
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Koronakis N, Lagoudianakis E, Keramidaris D, Pappas A, Gemenetzis G, Seretis C, Chrysikos J, Manouras A. Mesentery lymphoma in a patient with Crohn's disease: An extremely rare entity. Int J Surg Case Rep 2012; 3:343-5. [PMID: 22580080 DOI: 10.1016/j.ijscr.2012.04.005] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/09/2012] [Revised: 03/19/2012] [Accepted: 04/06/2012] [Indexed: 02/06/2023] Open
Abstract
INTRODUCTION Lymphoma is a rare complication of long-standing Crohn's disease. We report a rare case of a diffuse, B-cell non-Hodgkin's lymphoma of the mesentery in a patient receiving treatment for Crohn's disease. PRESENTATION OF CASE A 52 year-old patient presented with abdominal pain, anorexia and postprandial fullness. Abdominal examination revealed a firm mass, extending from the epigastrium to the right iliac fossa. CT scan showed a large intra-abdominal mass with air-fluid levels within, and soft tissue density along its walls, surrounded by distended bowel loops. The patient was scheduled for surgery due to clinical assumption of an intra-abdominal abscess. At laparotomy an ill-defined, lobulated mass with cystic areas was noted rising from the mesentery. Frozen section biopsy of the cystic mass revealed a non-Hodgkin follicle center B-cell lymphoma of the mesentery. DISCUSSION To the best of our knowledge, this is an extremely rare case of lymphoma development in the mesentery, in a patient receiving treatment for Crohn's disease. Although the development of abdominal lymphomas can be justified as a possible consequence of the chronic immune-modulating therapy, their location can lead to diagnostic pitfalls. CONCLUSION Although mesentery has scarcely been presented as a potential site of occurrence of abdominal lymphomas in the process of treatment of inflammatory bowel diseases, this rare entity should be considered in the differential diagnosis of intra-abdominal lymphomas in patients with inflammatory bowel disease. In cases where imaging techniques do not provide definitive answers, surgical intervention can safely pose the accurate diagnosis.
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Affiliation(s)
- Nikolaos Koronakis
- Second Department of Surgery, 417 NIMTS - Nosileutiko Idrima Metohikou Tameiou Stratou (Military Veterans' Fund Hospital), Athens, Greece
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Abstract
Management of patients with inflammatory rheumatic disease and a history of (or even a current) malignant disease poses some particular challenges. As direct evidence of the risk of (recurrent or de novo) malignancy in patients with a history of malignant disease is scarce, such a risk may be estimated indirectly from the principal carcinogenicity of the respective drug to be used or (also indirectly) from cancer reactivation data from the transplant literature. In general, cancer risk is increased in patients receiving combination immunosuppressive treatment, but the risk in patients receiving individual drugs (with the exception of alkylating agents) remains entirely unclear. Indirect evidence supports the intuitive concept that the risk of cancer decreases over time after a successful cancer treatment. The only two studies in rheumatic patients with a cancer history were small and have not been able to show an increase in cancer reactivation. The risk of reactivation also depends on the site and location of the prior malignancy. In conclusion, the decision to treat a patient with a history of cancer immunosuppressively should be shared by the rheumatologist and the oncologist. Once the decision is established, such patients need intensive and close monitoring.
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Affiliation(s)
- Katarzyna Elandt
- Division of Oncology, Department of Internal Medicine 1, Medical University Vienna, Austria
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[Updated statement by the German Society for Pediatric and Adolescent Rheumatology (GKJR) on the FDA's report regarding malignancies in anti-TNF-treated patients from Aug. 4, 2009]. Z Rheumatol 2011; 69:561-7. [PMID: 20174926 DOI: 10.1007/s00393-009-0600-x] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
TNF inhibitors and other biologicals have greatly expanded the therapeutic options for juvenile idiopathic arthritis (JIA). While the efficacy of etanercept and adalimumab has been proven in randomized controlled clinical trials, their long-term safety remains the subject of ongoing investigations. Reports of leukaemia and tumours in children and adolescents treated with etanercept, infliximab and adalimumab have raised questions about an increased risk for malignancies, with lymphoma accounting for the largest group at 50% of all 48 malignancies reported by the FDA.Consequently, TNF inhibitors should be indicated under careful consideration of individual risk factors, such as increased family occurrence of malignancies, or pre-treatment with carcinogenic substances such as cyclophosphamide. This is particularly true for non-approved substances, and non-approved indications, and for combination therapy of TNF inhibitors with immunosuppressive drugs. On the other hand, however, treatment should not be stopped or started in any patient in whom treatment is necessary due to the current knowledge. Adequate patient information, surveillance and documentation of treatment in the registry of the GKJR is strongly recommended.
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Watson S, Pensabene L, Mitchell P, Bousvaros A. Outcomes and adverse events in children and young adults undergoing tacrolimus therapy for steroid-refractory colitis. Inflamm Bowel Dis 2011; 17:22-9. [PMID: 20722055 DOI: 10.1002/ibd.21418] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/19/2010] [Accepted: 06/07/2010] [Indexed: 12/18/2022]
Abstract
BACKGROUND Children with severe corticosteroid-resistant ulcerative colitis either need to undergo surgery or be treated with more intensive immunosuppression. Our aim was to characterize the short- and long-term outcomes and adverse events associated with the use of tacrolimus in a steroid-refractory pediatric population. METHODS We retrospectively reviewed the medical records of 46 children with steroid-refractory colitis treated with tacrolimus at Children's Hospital Boston between 1994 and 2008. Oral tacrolimus was initiated at a dose of 0.1 mg/kg twice a day and titrated to yield trough levels of 10-15 ng/mL for induction, and 5-10 ng/mL once in remission. The Pediatric Ulcerative Colitis Activity Index (PUCAI) and other measures of disease activity, adverse events, and long-term outcomes were assessed. Statistical analysis of outcomes was performed using SAS statistical software. RESULTS Ninety-three percent of patients were discharged without undergoing surgery. The median length of stay after starting tacrolimus was 10 days (range 4-37 days). The mean PUCAI score was 68 ± 13 prior to initiating tacrolimus, and 27 ± 18 at the time of hospital discharge. The probability of avoiding colectomy after starting tacrolimus was 40% at 26 months. The most common adverse events included hypertension (52%) and tremor (44%). There was one seizure and no deaths. CONCLUSIONS Tacrolimus is useful as induction therapy in pediatric patients with corticosteroid-refractory colitis and side effects are generally mild and reversible. Despite these findings, many patients develop exacerbations of colitis upon transition to maintenance therapies. The long-term colectomy rate in this challenging population remains ≈60% over time.
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Affiliation(s)
- Sheree Watson
- Division of Gastroenterology, Children's Hospital, Boston Massachusetts, USA
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Horneff G, Foeldvari I, Minden K, Moebius D, Hospach T. Report on malignancies in the German juvenile idiopathic arthritis registry. Rheumatology (Oxford) 2010; 50:230-6. [PMID: 21148157 DOI: 10.1093/rheumatology/keq361] [Citation(s) in RCA: 47] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022] Open
Affiliation(s)
- Gerd Horneff
- Department of Pediatrics, Asklepios Clinic Sankt Augustin, Arnold-Jannssen Str. 29, 53757 Sankt Augustin, Germany.
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Miehsler W, Novacek G, Wenzl H, Vogelsang H, Knoflach P, Kaser A, Dejaco C, Petritsch W, Kapitan M, Maier H, Graninger W, Tilg H, Reinisch W. A decade of infliximab: The Austrian evidence based consensus on the safe use of infliximab in inflammatory bowel disease. J Crohns Colitis 2010; 4:221-56. [PMID: 21122513 DOI: 10.1016/j.crohns.2009.12.001] [Citation(s) in RCA: 72] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/20/2009] [Accepted: 12/01/2009] [Indexed: 12/15/2022]
Abstract
Infliximab (IFX) has tremendously enriched the therapy of inflammatory bowel diseases (IBD) and other immune mediated diseases. Although the efficacy of IFX was undoubtedly proven during the last decade numerous publications have also caused various safety concerns. To summarize the immense information concerning adverse events and safety issues the Austrian Society of Gastroenterology and Hepatology launched this evidence based consensus on the safe use of IFX which covers the following topics: infusion reactions and immunogenicity, skin reactions, opportunistic infections (including tuberculosis), non-opportunistic infections (bacterial and viral), vaccination, neurological complications, hepatotoxicity, congestive heart failure, haematological side effects, intestinal strictures, stenosis and bowel obstruction (SSO), concomitant medication, malignancy and lymphoma, IFX in the elderly and the young, mortality, fertility, pregnancy and breast feeding. To make the vast amount of information practicable for routine application the consensus was finally condensed into a checklist for a safe use of IFX which consists of two parts: issues to be addressed prior to anti-TNF therapy and issues to be addressed during maintenance. Both parts are further divided into obligatory and facultative items.
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Affiliation(s)
- W Miehsler
- Department of Internal Medicine 3, Division of Gastroenterology and Hepatology, Medical University of Vienna, Austria.
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Horneff G. Malignome und Tumor-Nekrose-Faktor-Inhibitoren bei der juvenilen idiopathischen Arthritis. Z Rheumatol 2010; 69:516-26. [DOI: 10.1007/s00393-010-0655-8] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
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Dey M, Kuhn P, Ribnicky D, Premkumar V, Reuhl K, Raskin I. Dietary phenethylisothiocyanate attenuates bowel inflammation in mice. BMC CHEMICAL BIOLOGY 2010; 10:4. [PMID: 20423518 PMCID: PMC2881005 DOI: 10.1186/1472-6769-10-4] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 11/20/2009] [Accepted: 04/27/2010] [Indexed: 01/07/2023]
Abstract
Background Phenethylisothiocyanate (PEITC) is produced by Brassica food plants. PEO is a PEITC Essential Oil containing >95% natural PEITC. PEITC is known to produce various health benefits but its effect in alleviation of ulcerative colitis signs is unknown. Results In two efficacy studies (acute and chronic) oral administration of PEO was effective at remitting acute and chronic signs of ulcerative colitis (UC) in mice. Disease activity, histology and biochemical characteristics were measured in the treated animals and were compared with appropriate controls. PEO treatment significantly improved body weights and stool consistency as well as decreased intestinal bleeding. PEO treatment also reduced mucosal inflammation, depletion of goblet cells and infiltration of inflammatory cells. Attenuation of proinflammatory interleukin1β production was observed in the colons of PEO-treated animals. Expression analyses were also carried out for immune function related genes, transcription factors and cytokines in lipopolysaccharide-activated mouse macrophage cells. PEO likely affects an intricate network of immune signaling genes including a novel concentration dependent reduction of total cellular Signal Transducer and Activator of Transcription 1 (STAT1) as well as nuclear phosphorylated-STAT1 (activated form of STAT1). A PEO-concentration dependent decrease of mRNA of C-X-C motif ligand 10 (a STAT1 responsive chemokine) and Interleukin 6 were also observed. Conclusions PEO might be a promising candidate to develop as a treatment for ulcerative colitis patients. The disease attenuation by PEO is likely associated with suppression of activation of STAT1 transcription and inhibition of pro-inflammatory cytokines.
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Affiliation(s)
- Moul Dey
- Department of Nutrition, Food Science and Hospitality, South Dakota State University, Box 2275A, Brookings, SD 57007, USA.
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21
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Therapie mit TNFα-Inhibitoren. Monatsschr Kinderheilkd 2010. [DOI: 10.1007/s00112-010-2200-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
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22
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Zhang Z, Rosenbaum JT, Zhong W, Lim C, Hinrichs DJ. Costimulation of Th17 cells: Adding fuel or putting out the fire in the inflamed gut? Semin Immunopathol 2010; 32:55-70. [PMID: 20119686 DOI: 10.1007/s00281-009-0190-3] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2009] [Accepted: 12/21/2009] [Indexed: 12/15/2022]
Abstract
Inflammatory bowel disease, typified by Crohn's disease and ulcerative colitis, is a common disorder characterized by recurrent and serious inflammation of the gastrointestinal tract. It is well documented that T cells play a pivotal role in the development of inflammatory bowel disease. Th17 cells are a unique T cell subpopulation implicated in inflammatory bowel disease and many other autoimmune/inflammatory diseases. However, the regulatory mechanism of Th17 activation and proliferation has not been defined completely. Recent studies have shown that the ligation of several costimulatory receptor-ligand pairs contributes to the activation, differentiation, and proliferation of T lymphocytes including the Th17 subset. In this review, we will discuss the emerging evidence on the role of Th17 cells in inflammatory bowel disease pathogenesis as well as the effect of costimulatory molecules on Th17 development and consider if the need for such costimulation of T lymphocytes provides a target for the development of novel therapeutic strategy.
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Affiliation(s)
- Zili Zhang
- Department of Pediatrics, Oregon Health & Science University, Portland, 97239, USA.
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23
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Heise W. GI-lymphomas in immunosuppressed patients (organ transplantation; HIV). Best Pract Res Clin Gastroenterol 2010; 24:57-69. [PMID: 20206109 DOI: 10.1016/j.bpg.2010.01.001] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/04/2009] [Revised: 01/11/2010] [Accepted: 01/11/2010] [Indexed: 01/31/2023]
Abstract
Gastrointestinal lymphoma plays a major role complicating different diseases presenting with immunosuppression, both primary and acquired immunodeficiency (incl. HIV, transplantation, immunosuppression following chemotherapy, or inflammatory bowel disease). Lymphoma in diseases with immunosuppression are clinically and pathologically heterogeneous, but share some features such as frequent involvement of extranodal sites, diffuse aggressive histology, B-cell lineage derivation, viral association with EBV and clinically aggressive courses. While gastrointestinal lymphoma in congenital immunodeficiency disorders seems to be a rare event inspite of higher prevalences, in post-transplant lymphoproliferative disorders (PTLD) the gastrointestinal tract is one of the most important organs of lymphoma. In HIV-associated non-Hodgkin's lymphoma, gastrointestinal lesions as the most frequent extranodal localisation occur in 30-50% of lymphoma patients, are late events of HIV infection with severe immunosuppression and are mainly diagnosed with advanced disease stages Ann Arbour III or IV. They are characterised by unusual, often multifocal localisation in the gastrontestinal tract, high rates of life-threatening complications (bleeding, perforation or obstruction) and high-grade B-cell histology. With the introduction of highly active antiretroviral therapy (HAART) in the therapeutic concept in AIDS, a decrease of AIDS-related GI lymphoma was noted with improved survival rates and prognosis of lymphoma. Therapy strategies including chemotherapy, immunotherapy and HAART will show promising results in response and survival rates.
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Affiliation(s)
- Walter Heise
- Ev. Hospital Königin Elisabeth Herzberge, Dept. Internal Medicine, Berlin, Germany.
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Dillon P, Thomas N, Sharpless N, Collichio F. Regression of advanced melanoma upon withdrawal of immunosuppression: case series and literature review. Med Oncol 2009; 27:1127-32. [PMID: 19890737 DOI: 10.1007/s12032-009-9348-z] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2009] [Accepted: 10/19/2009] [Indexed: 12/24/2022]
Abstract
We report two cases of stage IV malignant melanoma arising in patients treated with azathioprine for myasthenia gravis. In both cases, the melanoma metastases regressed upon withdrawal of immunosuppression. One patient remains melanoma free at 10 years, and the second patient experienced an 18-month disease free period. There is one prior case report in the medical literature to support full immune reconstitution for treatment in advanced immunosuppression-related melanoma, and one case series suggesting that transplant patients developing melanoma may benefit from a switch to sirolimus. Virtually, no data exist for the medical management of early stage melanoma in the immunosuppressed patients. We review the limited preclinical data in support of immune reconstitution and the data on immunosuppression as a risk factor for melanoma. We conclude that reduction or withdrawal of immunosuppression may be beneficial in patients with advanced stage melanoma and warrants further consideration in patients with early stage melanoma.
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Affiliation(s)
- P Dillon
- The Lineberger Comprehensive Cancer Center, Department of Dermatology, University of North Carolina at Chapel Hill, 130 Manning Dr, CB 7305, Chapel Hill, NC 27516, USA.
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Pediatric inflammatory bowel diseases and the risk of lymphoma: should we revise our treatment strategies? J Pediatr Gastroenterol Nutr 2009; 48:257-67. [PMID: 19274777 DOI: 10.1097/mpg.0b013e31818cf555] [Citation(s) in RCA: 33] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
Inflammatory bowel diseases (IBDs) are lifelong inflammatory gastrointestinal diseases starting in about one third of patients during childhood. Treatment strategies aim to control this chronic inflammatory process. Owing to recent advances in the understanding of IBD, immunosuppressive agents (mainly against TNFalpha directed) as well as biological drugs are more and more often used. This therapeutic approach clearly improved the clinical condition of the majority of patients with IBD. However, with this more aggressive treatment strategy, safety concerns clearly arise. Recently, the description of a series of a particularly severe form of T cell lymphoma in pediatric and young adult patients with IBD under immunomodulator and biological combination therapy raised the question of the risks of treatment-induced side effects or complications. As reviewed in the present article, there is a slightly increased risk of not only lymphoma development in IBD patients, potentially related to the inflammatory process, but also to the use of immunosuppressive therapies. On the basis of the literature data, were analyzed current treatment strategies for children with moderate-to-severe IBD, who are candidates to receive immunomodulator and/or biological agents potentially accelerating the risk of lymphoma development. Comparative clinical studies in IBD are still missing; however, it is prudent to think about adapting immunosuppressive therapies to the inflammatory process of the underlying disorder and if possible to reduce them to monotherapy. Alternative treatment strategies for heavy immunosuppression exist (eg, enteral nutrition in Crohn disease or colectomy in patients with ulcerative colitis) and should be considered whenever appropriate. There is a major need for comparative studies before evidence-based guidelines can be established for safest and best treatment strategies of pediatric patients with IBD.
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Feagan BG, Greenberg GR, Wild G, Fedorak RN, Paré P, McDonald JWD, Cohen A, Bitton A, Baker J, Dubé R, Landau SB, Vandervoort MK, Parikh A. Treatment of active Crohn's disease with MLN0002, a humanized antibody to the alpha4beta7 integrin. Clin Gastroenterol Hepatol 2008; 6:1370-7. [PMID: 18829392 DOI: 10.1016/j.cgh.2008.06.007] [Citation(s) in RCA: 225] [Impact Index Per Article: 14.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/02/2008] [Accepted: 06/13/2008] [Indexed: 02/07/2023]
Abstract
BACKGROUND & AIMS Selective blockade of lymphocyte-vascular endothelium interactions in the gastrointestinal tract is a promising therapeutic strategy for inflammatory bowel disease. This randomized, double-blind, controlled trial assessed the efficacy and safety of MLN0002, a monoclonal antibody targeting the alpha4beta7 integrin, in patients with active Crohn's disease. METHODS Patients were randomized to receive MLN0002 2.0 mg/kg (n = 65), MLN0002 0.5 mg/kg (n = 62), or placebo (n = 58) by intravenous infusion on days 1 and 29. The primary efficacy end point was clinical response (>or=70-point decrement in the Crohn's Disease Activity Index [CDAI] score) on day 57. Secondary end points were the proportions of patients with clinical remission (CDAI score <or=150) and with an enhanced clinical response (>or=100-point decrement in CDAI). Human anti-human antibody levels were measured. RESULTS Clinical response rates at day 57 were 53%, 49%, and 41% in the MLN0002 2.0 mg/kg, MLN0002 0.5 mg/kg, and placebo groups. Clinical remission rates at day 57 were 37%, 30%, and 21%, respectively (P = .04 for the 2.0 mg/kg vs placebo comparison). At day 57, 12% and 34% of patients in the 2.0- and 0.5-mg/kg groups had clinically significant human anti-human antibody levels (titers > 1:125). There was one infusion-related hypersensitivity reaction. The most common serious adverse event was worsening of Crohn's disease. CONCLUSIONS This phase 2 study was suggestive of a dose-dependent beneficial effect of MLN0002 therapy on clinical remission. MLN0002 was well tolerated in patients with active Crohn's disease.
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Affiliation(s)
- Brian G Feagan
- Robarts Clinical Trials, Robarts Research Institute, London, Ontario, Canada.
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Long-term risk of malignancy among patients treated with immunosuppressive agents for ocular inflammation: a critical assessment of the evidence. Am J Ophthalmol 2008; 146:802-12.e1. [PMID: 18579112 DOI: 10.1016/j.ajo.2008.04.035] [Citation(s) in RCA: 109] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/30/2008] [Revised: 04/24/2008] [Accepted: 04/29/2008] [Indexed: 12/17/2022]
Abstract
PURPOSE To critically assess potentially carcinogenic effects of immunosuppressive therapy in the ocular inflammation setting. DESIGN Focused evidence assessment. METHODS Relevant publications were identified by MEDLINE and EMBASE queries and reference list searches. RESULTS Extrapolation from transplant, rheumatology, skin disease, and inflammatory bowel disease cohorts to the ocular inflammation setting suggest that: 1) alkylating agents increase hematologic malignancy risk and cyclophosphamide increases bladder cancer risk, but less so with < or =18 months' duration of therapy and hydration, respectively; 2) calcineurin inhibitors and azathioprine probably do not increase total cancer risk to a detectable degree, except perhaps some other risk factors (uncommon in ocular inflammation patients) might interact with the former to raise risk; 3) tumor necrosis factor (TNF) inhibitors may accelerate diagnosis of cancer in the first six to 12 months, but probably do not increase long-term cancer risk; and 4) changes in risk with methotrexate, mycophenolate mofetil, and daclizumab appear negligible, although nontransplant data are limited for the latter agents. Immunosuppression in general may increase skin cancer risk in a sun exposure-dependent manner. CONCLUSION Use of alkylating agents for a limited duration seems justifiable for severe, vision-threatening disease, but otherwise cancer risk may be a relevant constraint on use of this approach. Antimetabolites, daclizumab, TNF inhibitors, and calcineurin inhibitors probably do not increase cancer risk to a degree that outweighs the expected benefits of therapy. Monitoring for skin cancer may be useful for highly sun-exposed patients. Data from ocular inflammation patients are needed to confirm the conclusions made in this analysis by extrapolation.
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Aharoni R, Brenner O, Cohen A, Arnon R. The therapeutic effect of TV-5010 in a murine model of inflammatory bowel disease — Dextran induced colitis. Int Immunopharmacol 2008; 8:1578-88. [DOI: 10.1016/j.intimp.2008.06.014] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/28/2008] [Revised: 06/29/2008] [Accepted: 06/30/2008] [Indexed: 11/29/2022]
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29
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Andrews CN, John Gill M, Urbanski SJ, Stewart D, Perini R, Beck P. Changing epidemiology and risk factors for gastrointestinal non-Hodgkin's lymphoma in a North American population: population-based study. Am J Gastroenterol 2008; 103:1762-9. [PMID: 18557717 DOI: 10.1111/j.1572-0241.2008.01794.x] [Citation(s) in RCA: 40] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
OBJECTIVES To assess the incidence, risk factors, and endoscopic presentation of gastrointestinal non-Hodgkin's lymphoma (GI NHL) in a large predominantly urban adult population sample. METHODS A comprehensive database review of all diagnoses of GI NHL in the Calgary Health Region over a 5-yr period (1999-2003) was undertaken. Longer-term data from a population-based HIV database (1985-2004) were also reviewed. A regional pathology database was used to corroborate case identification. All patients 18 yr of age or older were included. Age- and gender-adjusted incidence rates were calculated. Within the HIV-positive population, incidence rates were compared over time. Endoscopic appearances were assessed and compared. RESULTS Fifty-six GI NHL cases occurred during the study period. The age- and gender-adjusted annual incidence of GI NHL was 1.73 per 100,000 in the study population. The majority were diffuse large B-cell histology (54%), followed by lymphoma of mucosa-associated lymphoid tissue (MALT lymphoma) (29%). Increasing age, history of kidney transplant, and H. pylori positivity in MALT lymphoma were identified as risk factors. Within the HIV-positive population, a highly significant drop in GI NHL was seen over time, with an incidence of 3.86 per 1,000 patient-years in 1985-1989 compared to zero cases in 2000-2004, despite a greater prevalence of HIV disease (P < 0.0001 for trend). MALT lymphoma was less likely to manifest as a mass on endoscopy versus other presentations (P < 0.05). CONCLUSIONS Population-based GI NHL incidence rates in Calgary are higher than those described elsewhere in North America or in Britain. The incidence of GI NHL within the HIV population has virtually disappeared, presumably due to the advent of highly active retroviral therapy.
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30
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Cameron C, Greenbaum L, Sato T, Trost B, Lundeen B, Kelly ME. Renal cell carcinoma in a patient with cystinosis and inflammatory bowel disease: a case report. Pediatr Nephrol 2008; 23:1167-70. [PMID: 18286306 DOI: 10.1007/s00467-008-0773-6] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/13/2007] [Revised: 11/13/2007] [Accepted: 12/03/2007] [Indexed: 11/27/2022]
Abstract
An 18-year-old male patient with a history of cystinosis and inflammatory bowel disease, who was being treated with cysteamine and 6-mercaptopurine, had an incidental finding of a mass in the right kidney on a renal ultrasound to evaluate worsening renal insufficiency. Excisional biopsy demonstrated papillary renal cell carcinoma, Type 2. Renal cell carcinoma is typically a disease of older adults, and it is not known to be associated with cystinosis. This is the first published report of renal cell carcinoma in a patient with cystinosis.
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Affiliation(s)
- Cheryl Cameron
- Pediatric Hematology/Oncology, Children's Hospital of Wisconsin, Milwaukee, WI 53226, USA
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31
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Cottone M, Scimeca D, Mocciaro F, Civitavecchia G, Perricone G, Orlando A. Clinical course of ulcerative colitis. Dig Liver Dis 2008; 40 Suppl 2:S247-52. [PMID: 18598996 DOI: 10.1016/s1590-8658(08)60533-2] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
To provide a review of studies on prognosis in ulcerative colitis by reviewing the relevant population-based cohort studies. On the basis of incidence and population studies, ulcerative colitis has a favourable clinical course, with good quality of life, a chronic course characterized by at least one relapse, and a surgery rate of 30% after 10 years from diagnosis. Patients affected by severe ulcerative colitis have a higher risk of colectomy, and some clinical variables may predict the disease's clinical course. Most patients respond to steroids and only a low percentage become dependent, or non-responders to steroids. Patients who have a long-lasting ulcerative colitis (>10 years) or are affected by an extensive disease have an increased risk of developing colorectal cancer, while those treated with immunosuppressants for long period of time may have an increased risk of developing lymphomas. Data on mortality in ulcerative colitis patients are not homogeneous, but if a real risk exists it is in patients with extensive or severe disease. The evidence that patients with severe ulcerative colitis are often non-smokers may explain why in one study the mortality rate was lower.
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Affiliation(s)
- M Cottone
- Department of Medicine, Pneumology and Nutrition Clinic, V. Cervello Hospital, University of Palermo, Palermo, Italy
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Atreya I, Neurath MF. Azathioprine in inflammatory bowel disease: improved molecular insights and resulting clinical implications. Expert Rev Gastroenterol Hepatol 2008; 2:23-34. [PMID: 19072367 DOI: 10.1586/17474124.2.1.23] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
Azathioprine and 6-mercaptopurine represent important first-line immunosuppressive drugs in the treatment of inflammatory bowel disease. Owing to 45 years of clinical experience with thiopurines in inflammatory bowel disease, there currently exist strong data from numerous clinical trials and meta-analyses, which clearly document the therapeutic efficacy of azathioprine and 6-mercaptopurine in the treatment of inflammatory bowel disease. However, the exact molecular mechanism of action of these drugs was insufficiently understood for a long time. During the last few years, important new insights into the intracellular effects of azathioprine have been gained and thiopurines have been identified as strong inducers of T-cell apoptosis. This article aims to summarize traditional and current concepts of azathioprine-mediated effects and endeavors to discuss the resulting clinical implications.
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Affiliation(s)
- Imke Atreya
- Institute of Molecular Medicine and I. Medical Clinic, University of Mainz, Langenbeckstrasse 1, 55131 Mainz, Germany.
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Jones JL, Loftus EV. Lymphoma risk in inflammatory bowel disease: is it the disease or its treatment? Inflamm Bowel Dis 2007; 13:1299-307. [PMID: 17600819 DOI: 10.1002/ibd.20211] [Citation(s) in RCA: 81] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
With the increasingly widespread use of immunosuppressive and biologic agents for the treatment of Crohn's disease and ulcerative colitis come concerns about potential long-term consequences of such therapies. Disentangling the potential confounding effects of the underlying disease, its extent, severity, duration, and behavior, and concomitant medical therapy has proven to be exceedingly difficult. Unlike the case in rheumatoid arthritis, the overwhelming preponderance of population-based evidence suggests that a diagnosis of inflammatory bowel disease (IBD) is not associated with an increased relative risk of lymphoma. However, well-designed studies that evaluate the potential modifying effect of IBD severity have yet to be performed. Although the results from hospital- and population-based studies have conflicted, the results of a recent meta-analysis suggest that patients receiving purine analogs for the treatment of IBD have a lymphoma risk approximately 4-fold higher than expected. Analyses of lymphoma risk in patients receiving biologic agents directed against tumor necrosis factor-alpha are confounded by concomitant use of immunosuppressive agents in most of these patients. Nevertheless, there may be a small but real risk of lymphoma associated with these therapies. Although the relative risk of lymphoma may be elevated in association with some of the medical therapies used in the treatment of IBD, this absolute risk is low. Weighing the potential risk of lymphoma associated with select medical therapies against the risk of undertreating IBD will help physicians and patients to make more informed decisions pertaining to the medical management of IBD.
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Affiliation(s)
- Jennifer L Jones
- Division of Gastroenterology, University of Calgary, Calgary, Alberta, Canada.
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Zeidan A, Sham R, Shapiro J, Baratta A, Kouides P. Hepatosplenic T-cell lymphoma in a patient with Crohn's disease who received infliximab therapy. Leuk Lymphoma 2007; 48:1410-3. [PMID: 17613771 DOI: 10.1080/10428190701345433] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
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Teitelbaum JE, Saeed S, Triantafyllopoulou M, Daum F. Infliximab in pediatric Crohn disease patients with enterovesicular fistulas. J Pediatr Gastroenterol Nutr 2007; 44:279-82. [PMID: 17255846 DOI: 10.1097/01.mpg.0000237933.38223.da] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Affiliation(s)
- Jonathan E Teitelbaum
- Pediatric Gastroenterology and Nutrition, The Children's Hospital at Monmouth Medical Center, Long Branch, NJ 08008, USA.
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36
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Goessling W, Mayer RJ. Systemic treatment of patients who have colorectal cancer and inflammatory bowel disease. Gastroenterol Clin North Am 2006; 35:713-27. [PMID: 16952747 DOI: 10.1016/j.gtc.2006.07.006] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/21/2023]
Abstract
Colorectal cancer is the most common malignant complication in patients who have IBD. The disease is difficult to diagnose because there is an overlap in symptoms in patients who have colon cancer and those who have IBD. Much has been learned about the incidence of colorectal cancer in patients who have IBD and its correlation with disease activity, duration, and anatomic location; however, almost no data are available regarding specific therapeutic considerations during adjuvant or palliative chemotherapy for these patients with respect to their underlying disease. Patients who have IBD who develop colorectal cancer are at higher risk for developing severe diarrhea during chemotherapy that may be due to the toxic effects of cytotoxic drugs or a flare of the IBD. Continuous infusional 5-FU alone, in combination with leucovorin, or in combination with oxaliplatin (FOLFOX) seems to be tolerated best. Bolus infusions of 5-FU (Roswell Park or Mayo regimens) and combination therapy of irinotecan with 5-FU should be avoided because of severe diarrhea and the possibility of sepsis. When diarrhea develops or worsens, empiric aminosalicylates may be given. Although it is theoretically possible that anti-EGFR therapies could affect IBD activity adversely, clinical experience with cetuximab in patients who have colorectal cancer has not shown any significant gastrointestinal side effects. Therefore, it seems reasonable to use it in patients who have colorectal cancer and IBD. The administration of bevacizumab has been associated with rare episodes of intestinal perforation; it should be used with great care in patients who have IBD. More studies and an integrative, multidisciplinary approach from oncologists and gastroenterologists are needed to provide optimal care for patients who have IBD during chemotherapy for colorectal cancer
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Affiliation(s)
- Wolfram Goessling
- Department of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA 02115, USA
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Abstract
There has been a multitude of case reports, case series, hospital-based, and population-based studies that link CD to various types of cancers. When each of these studies is scrutinized, however, there is only enough evidence to support a link between colorectal adenocarcinoma, SBA, and squamous and adenocarcinomas that are associated with perianal fistulizing disease. All of the studies of large bowel adenocarcinoma or SBA follow patients in an era during which there were far fewer effective medicines to treat CD and surgery was more commonplace. The only surveillance study of patients who had extensive, long-duration Crohn's colitis showed a 22% risk for developing neoplasia (low-grade, high-grade, or cancer) after four surveillance examinations. Overall results from this study and the multitude of the other studies show that the risk for cancer in Crohn's colitis is equal to that in UC given equal extent and duration of disease. Patients who have Crohn's colitis that affects at least one third of the colon and with at least 8 years of disease should undergo screening and surveillance, just as in UC. Although the absolute risk for SBA in CD is low (2.2% at 25 years in one study), we should not rule out screening and surveying for this complication that is associated with significant morbidity and mortality in patients who have long-standing, extensive, small bowel disease. The risk for lymphoma and leukemia in CD is low, but immunomodulators and biologics may increase this risk. The evidence that links carcinoid tumors to CD is weak, and population-based studies need to be done. The study of cancers that are associated with CD is an evolving field that surely will change given that immunomodulators and biologics are being used with greater frequency.
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Affiliation(s)
- Sonia Friedman
- Department of Medicine, Harvard Medical School, Boston, MA 02115, USA.
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38
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Aharoni R, Kayhan B, Brenner O, Domev H, Labunskay G, Arnon R. Immunomodulatory Therapeutic Effect of Glatiramer Acetate on Several Murine Models of Inflammatory Bowel Disease. J Pharmacol Exp Ther 2006; 318:68-78. [PMID: 16624971 DOI: 10.1124/jpet.106.103192] [Citation(s) in RCA: 47] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023] Open
Abstract
Inflammatory bowel disease (IBD) is characterized by detrimental immune reactivity in the gut and imbalance between proinflammatory and anti-inflammatory reactivity. In an attempt to down-regulate colitis, we investigated the effect of the immunomodulator glatiramer acetate (GA, Copaxone, copolymer 1) on two murine models of IBD, chemically induced and spontaneous. Acute experimental colitis of different levels of severity was induced in C57BL/6 mice by dextran sulfate sodium (DSS) administered orally at different concentrations and frequencies. It was manifested in weight loss, intestinal bleeding, and diarrhea, as well as by macroscopic and microscopic colon damage. GA treatment led to amelioration of all of these pathological manifestations, resulting in improved long-term survival. Moreover, even when colitis was induced by three cycles of DSS in this highly susceptible mouse strain, as well as in BALB/c mice that exhibit a chronic disease pattern, a substantial reduction in disease activity and mortality was obtained. GA treatment induced a beneficial effect also in a spontaneous model of colitis developed in the C3H/HeJBir IL-10-deficient mice. The detrimental proinflammatory response manifested by proliferation, tumor necrosis factor-alpha, and interferon-gamma expression was modulated by GA, whereas the regulatory anti-inflammatory transforming growth factor-beta and IL-10 cytokines response was elevated. This was demonstrated on the level of protein secretion in splenocytes and local mesenteric lymphocytes in response to syngeneic colon extract and in the overall response to anti-CD3, as well as on the level of mRNA expression in the colon.
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Affiliation(s)
- Rina Aharoni
- Department of Immunology, The Weizmann Institute of Science, Rehovot, Israel 76100
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39
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Current awareness: Pharmacoepidemiology and drug safety. Pharmacoepidemiol Drug Saf 2006. [DOI: 10.1002/pds.1177] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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40
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Affiliation(s)
- Sara Brown
- Department of Dermatology, Royal Victoria Infirmary, and Dermatological Sciences, Medical School, University of Newcastle upon Tyne, Newcastle upon Tyne NE2 4HH
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