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Acute colitis resembling ulcerative colitis in the hemolytic-uremic syndrome.

The case report of a 10-year-old boy, admitted to the hospital after he had experienced 4 days of periumbilical abdominal pain, intermittent vomiting, and diarrhea, is presented. He had proctoscopic and radiologic findings resembling ulcerative colitis. However, further analysis of laboratory data suggested hemolytic-uremic syndrome. Since the patient in the pediatric age group presents with a clinical picture mimicking ulcerative colitis, this hemolytic-uremic syndrome should be included in the differential diagnosis. Examination of a peripheral smear revealing typical findings of microangiogpathic, hemolytic anemia, thrombocytopenia, and a rising blood urea nitrogen value will lead to the diagnosis of hemolytic-uremic syndrome and early appropriate therapy.

Child↗

[Complications of extraintestinal endocrine disease associated with ulcerative colitis--association of ulcerative colitis and autoimmune thyroid disease].

We experienced a rare case of Basedow's disease followed by ulcerative colitis (UC). The association of UC and autoimmune thyroid disease was reviewed and discussed. A high frequency of endocrine autoimmunity, especially autoimmune thyroid disease, was reported in patients with UC. But prevalence of autoimmune thyroid disease associated with UC varies widely in different studies. Some authors described that it was impossible to say that the observed numbers of UC associated with thyroid disease exceed to those to be expected in a random sample of the general populations. The hypothesis that autoimmunity is important in the pathogenesis of UC and thyroid disease continues to stimulate interest. But the evidence for autoimmunity acting in these diseases is not quite as convinced. Further investigation is warranted to clarify the exact relationships between UC and thyroid disease.

Adult↗

The outlook after total colectomy in patients with Crohn's colitis and ulcerative colitis.

The postoperative recurrence rates for Crohn's colitis (CC) and ulcerative colitis (UC) have varied markedly in different medical centers. We have reviewed the reasons for this variation and present our own series of patients in a manner which allows comparison with previous studies. In our study: 1) Patients with CC had an overall recurrence rate of 38% after total colectomy. By actuarial statistics, this recurrence rate computes to 48% by 12 years after operation. 2) Patients with ileal disease, even if totally removed at operation, had a recurrence rate of 48% whereas those with no obvious ileal involvement had a recurrence rate of 18%. 3) When nonspecific criteria are used for recurrence, which we call "complication," as has been the case in several previous studies of CC, even patients with UC had a complication rate of 33%. Such complications both in UC and CC represent postoperative occurrence rather than ileal recurrence of the inflammatory process. 4) Patients with CC develop more postoperative complications than patients with UC, but for most of the time they were asymptomatic. In this series there were no patients with disease originally or almost entirely limited to the colon who became "intestinal cripples" as a result of recurrent disease. 5) Patients with short preoperative intervals had the highest recurrence rate, whereas patients with disease of the terminal ileum had the highest postoperative complication rate. 6) Patients with "superficial" CC had a low recurrence rate, probably because of a shorter follow-up than the other patients. There were no true recurrences in patients with UC.

Adult↗

A meta-analysis and overview of the literature on treatment options for left-sided ulcerative colitis and ulcerative proctitis.

OBJECTIVES: Therapeutic trials in left-sided ulcerative colitis (L-UC) and ulcerative proctitis (UP) have lacked control for medication type, dose, delivery, and duration of therapy. METHODS: All published therapeutic articles and abstracts in L-UC or UP from 1958-1997 were reviewed. Improvement, remission rates, and adverse events were recorded for all (ALL), placebo-controlled (PC) studies, and for PC studies passing quality assessment (QA) scoring. Meta-analysis was used where appropriate. RESULTS: Left-sided UC: For active disease, 67 studies (17 PC; 10 QA) were identified. Mesalamine enemas achieved remission in a duration but not a dose response (QA), with higher remission rates than steroid enemas (ALL) and clinical improvement rates superior to oral therapies (QA, ALL). Remission maintenance: 17 (six PC, six QA) studies were identified. Mesalamine therapies had comparable remission rates at 6 months, with a possible dose but not delivery effect. Mesalamine enema dosing intervals between QHS to Q3 days maintained efficacy. Reported adverse events were most common with oral sulfasalazine and dose-independent for mesalamine. Withdrawals from therapy were less than placebo, or < or =3%. Ulcerative proctitis: For active disease, 18 (nine PC, three QA) studies were identified. Mesalamine suppositories achieved clinical improvement and remission in a duration but not dose response, with higher rates of remission than topical steroids (ALL). Remission maintenance: three (three PC, two QA) studies were identified. Remission ranged from 75% to 90% (6 months) and 61-90% (12 months) for mesalamine agents. Reported adverse events were most common for mesalamine foam (8%). Withdrawals from therapy were <2%. CONCLUSIONS: In L-UC and UP, the efficacy and side-effect profile of topical mesalamine are dose independent and superior to oral therapies and topical steroids. Economic analysis suggests that use of these agents will also result in an overall decrease in patient costs.

Anti-Inflammatory Agents, Non-Steroidal↗

Clinical guidelines for the medical management of left-sided ulcerative colitis and ulcerative proctitis: summary statement.

There are few published guidelines for the treatment of inflammatory bowel disease. Physicians choose therapy based on evidence-based data, peer and expert opinion, and personal experience. This article provides treatment guidelines for the induction and maintenance of ulcerative proctitis and left-sided colitis and the management of disease refractory to 5-aminosalicylic acid (5-ASA) compounds and corticosteroids The guidelines are derived from evidence-based data and, when lacking, expert opinion or the authors' experience. The comprehensive review of the literature is presented in the accompanying article, "The Medical Management of Left-Sided Ulcerative Colitis and Ulcerative Proctitis: Critical Evaluation of Therapeutic Trials". Rectally administered 5-ASA and corticosteroid suppositories are effective treatment for most ulcerative proctitis patients. Corticosteroid and 5-ASA enemas, which reach the splenic flexure of the colon, are recommended for patients with left-sided ulcerative colitis. The combination of rectally administered 5-ASA enemas and oral 5-ASA agents may afford better treatment of left-sided colitis and possibly prevent proximal extension of disease. Patients refractory to 5-ASAs and corticosteroids may require an immunomodulator or biological response modifier therapy. Those who have ongoing signs and symptoms of ulcerative proctitis and left-sided ulcerative colitis despite maximal medical therapy require a proctocolectomy.

Adrenal Cortex Hormones↗

Cytomegalovirus colitis complicating ulcerative colitis in the steroid-naive patient.

We report a case of cytomegalovirus (CMV) presenting as acute refractory colitis in a patient with a pre-existing 14-month history of ulcerative colitis (UC) who had never previously been treated with corticosteroids or immunosuppressants. A review of existing literature and previous cases of patients with coincident CMV and UC are examined, stratifying these cases based upon absence or presence of corticosteroid use. To date, only five previous case reports of CMV colitis in patients naive to corticosteroids have been described, and only one previous case has had UC diagnosed over 4 wk before the development of CMV colitis. We further discuss the relationship between these two diseases as well as the diagnosis, treatment, patient characteristics, and outcome of CMV infection of the colon in patients with underlying UC. We discuss the need to consider the diagnosis of CMV colitis in patients with refractory UC who are not receiving corticosteroid treatment as well as those who are refractory and are being treated with immunosuppressants and/or corticosteroids.

Acute Disease↗

IgG subclass-containing cells in the human large bowel of normal controls, non-IBD colitis, and ulcerative colitis.

IgG subclass-containing cells in colonic mucosa were examined in three groups; 1) normal controls 2) cases of ulcerative colitis (UC) 3) cases of colitis excluding UC and Crohn's disease (non-IBD colitis) by indirect immunoperoxidase staining method using mouse anti-IgG subclass monoclonal antibodies. The numbers (and proportions) of IgG1, IgG2, IgG3, and IgG4-containing cells in normal colonic mucosa was 80 +/- 29/mm2 (44.6%), 44 +/- 21 (24.1%), 44 +/- 24 (23.7%), 13 +/- 10 (7.7%), respectively. The proportion of IgG subclass-containing cells in normal colonic mucosa was different from the known proportion of IgG subclass in serum. In UC, the numbers of all IgG subclasses-containing cells were significantly increased compared to controls and non-IBD colitis. However, only IgG1-containing cells were increased in proportion (50.3%) compared to normal controls. In non-IBD colitis, the numbers of IgG1- and IgG2-containing cells were increased compared to the controls, but the increases were less than UC, and there was no difference in the proportion of IgG subclass compared to normal controls. The differences in the numbers and in the proportions of IgG subclass-containing cells between UC and non-IBD colitis may reflect differences in the underlying disease process.

Adolescent↗

Ulcerative colitis associated enteritis: is ulcerative colitis always confined to the colon?

Ulcerative colitis (UC) is a chronic inflammatory disease of the colon whose etiology is unknown. Small bowel involvement in UC is extraordinarily rare, and should make the clinician question the diagnosis. However, we present a case of a 38-year-old man with voluminous diarrhea following colectomy for well-documented UC; he was found to have ulcerative enteritis with histologic features identical to UC. Also, for the first time, we present an inclusive review of another 11 cases of UC associated enteritis (UCAE) reported in the literature, and discuss the significance of the entity. We conclude that UC is rarely accompanied by enteritis that is distinct from Crohn disease, frequently presents shortly after colectomy, and usually is responsive to traditional therapies for inflammatory bowel disease (IBD).

Adolescent↗