Inflammatory polyps of the airways are now regarded as histopathologically distinct nonneoplastic endobronchial lesions, which in adults are associated with a variety of chronic inflammatory insults. However, their clinical presentation in the pediatric population is extremely rare, with the etiology of such polyps poorly defined. The clinical and histopathological data ...

OBJECTIVES: To study the usefulness of CT virtual colonoscopy (CTVC) in patients with incomplete conventional colonoscopy (CC) and assess the statistical differences between two methods of colorectal segment examination. METHODS: Sixty patients with incomplete CC underwent volume scanning using spiral CT. CT VC images were obtained using a navigator software ...

This article discusses patients with inflammatory bowel disease (IBD), a group which is at increased risk for colorectal carcinoma based on extent and duration of their disease. Patients with chronic IBD (at least 8-10 years duration) should be screened with colonoscopy every 1 to 2 years with multiple jumbo biopsies ...

The purpose of this study was to describe CT findings of colonic involvement in acute non-necrotizing pancreatitis and to analyze the correlation between colonic wall thickening at CT and the clinical course of these patients. The CT examinations of 19 consecutive patients with acute non-necrotizing pancreatitis who were not treated ...

BACKGROUND AND AIMS: Peutz-Jeghers syndrome (PJS) is a rare, autosomal-dominant disease characterized by hamartomatous polyps of the alimentary tract, hyperpigmentation of the skin, and family history of PJS. Rarely, solitary Peutz-Jeghers polyps (PJP) arise in patients without other features of PJS. PATIENTS AND METHODS: We reviewed eight patients since 1979 ...

OBJECTIVE: To study the prevalence of diverticula and presence of concomitant pathology in consecutive patients undergoing endoscopic examination of the colon. METHODS: A cross-sectional analysis of the endoscopy reports of all patients sent for endoscopic evaluation of the colon in a period of 8.5 years. RESULTS: A total of 9086 ...

OBJECTIVES: Cecal intubation is one of the goals of colonoscopy. We sought to describe the methodology used by a single experienced examiner to perform colonoscopy in a consecutive group of patients with challenging colons. METHODS: Records of 42 consecutive patients with one or more prior unsuccessful attempts at colonoscopy by ...

BACKGROUND/AIMS: The objective of this study was to evaluate the impact of age on the prevalence of proximal clinically important lesions in subjects without any rectosigmoid neoplasm. METHODOLOGY: The present study involved 497 patients (aged > or = 50 years old) who underwent a colonoscopy because of abdominal symptoms or ...

BACKGROUND: The use of the belly board device (BBD) in the prone position has gained acceptance to spare small bowel in rectal cancer patients irradiated postoperatively, but there are few data in the preoperative setting, and the advantages of the BBD regarding normal tissue sparing may be counteracted by problems ...

BACKGROUND AND STUDY AIMS: Although hemorrhagic colitis due to enterohemorrhagic Escherichia coli O157:H7 (O157) infection has recently attracted increasing attention as an important enteric infection, the colonoscopic findings associated with this disease have not been sufficiently characterized. The aim of this study is to characterize the colonoscopic features of hemorrhagic ...

BACKGROUND/PURPOSE: A simple and objective method evaluating the bowel functions of patients with anorectal anomalies is necessary. The authors applied fecoflowmetry and saline enama test for patients with anorectal anomalies to evaluate the fecodynamics and anorectal motilities in these children. METHODS: The bowel functions of 16 patients who underwent repair ...

OBJECTIVE: The purpose of this study is to evaluate the clinical presentation of patients with intestinal spirochetosis, as it is has not been well described in the literature. METHODS: We studied 15 patients with colonic biopsies that showed spirochetosis. The study group consisted of 11 males and 4 females, 10 ...

Non-steroidal anti-inflammatory drugs (NSAIDs) have a wide range of side-effects in the gastrointestinal tract and the large intestine. This study examines the hypothesis that the use of NSAIDs is associated with colonic perforation in diverticular disease. Histological evidence was used to confirm perforation. A retrospective review of case records and ...

The objective of the present study was to establish the estimated incidence of symptomatic nasal polyps within a defined geographic area. Over a 6-year period all polyp patients diagnosed for the first time (n = 252; 174 males, 78 females) were prospectively registered at the study clinic. An estimated background ...

OBJECTIVE: Although diverticulitis is the most common cause of large bowel perforation, other disease may result in left colonic peritonitis. The aim of this study was to evaluate and compare the incidence, management, and outcome of patients with different causes of nondiverticular left colonic perforations. PATIENTS AND METHODS: From January ...

BACKGROUND AND AIMS: Aim of the present study is to ascertain the importance of diminutive colorectal polyps and define the need for removal according to their characteristics and malignant potential. PATIENTS AND METHODS: A total of 4,723 patients who underwent colonoscopy were evaluated and 624 patients with 826 polyps were ...

Most patients with familial adenomatous polyposis (FAP) develop disease in the duodenum. The duodenal lesions mostly occur in the periampullary region, but some patients develop diffuse polyposis involving all parts of the duodenum. These neoplastic polyps have malignant potential, and thus warrant surveillance and timely intervention. We reviewed our experience ...

BACKGROUND: Serotonin is an important positive regulator of colonic motility and transit. Its quantity and distribution in the left colon could be abnormal in patients with colonic inertia (CI) and contribute to the disease. AIM: To evaluate serotonin positive cells and immuno-reactivities in the mucosa, submucosa and muscularis propria of ...

The results of several retrospective studies allow us to conclude that the detection of fundic gland polyps (Elster's cysts) is associated with an increased incidence of colorectal tumors. In this survey, we present the results of a prospective study investigating such a possible relationship. A total of 144 patients were ...

PURPOSE: Patients who have undergone low anterior resection (LAR) of the rectum occasionally complain of symptoms related to impaired neorectal evacuation. Using scintigraphy, we assessed neorectal evacuation in 22 patients who underwent LAR and straight anastomosis, and correlated the results with clinical defecatory function, clinical factors, and anorectal manovolumetric parameters. ...

BACKGROUND: To discover the prevalence and significance of lymphonodular hyperplasia (LNH) of the lower gastrointestinal tract, the authors did a retrospective analysis of a consecutive series of children using colonoscopy to evaluate persistent and severe gastrointestinal symptoms. The authors also sought to discover in more detail how often subjects with ...

INTRODUCTION: Intussusception is the commonest cause of intestinal obstruction in infants and young children. MATERIALS AND METHODS: This report reviews the clinical presentation, investigations and outcomes of patients with intussusception treated at the KK Women's and Children's Hospital between 1 May 1997 and 30 April 2000. RESULTS: The study population ...

BACKGROUND: Younger patients with colorectal cancer (CRC) have long been thought to have a poorer prognosis than older patients. Recent overseas reports, however, have disputed this. The aim of the present study was to conduct a review of data on patients with colorectal cancer collected over a 29-year period at ...

This study evaluated the incidence and physiological findings in male patients with rectoceles. All defecographic studies were evaluated by a single colorectal surgeon. After diagnosis of rectocele in male patients, the patient's history, symptoms, and physiologic tests (anal manometry, pudendal nerve terminal motor latency [PNTML], assessment and electromyography [EMG]) were ...

BACKGROUND & AIMS: Patients with familial adenomatous polyposis (FAP) have a high prevalence of duodenal adenomas, and the region of the ampulla of Vater is the predilection site for duodenal adenocarcinomas. This study assessed the risk of stage IV periampullary adenomas according to the Spigelman classification and periampullary adenocarcinomas in ...

OBJECTIVE: The outcome of subtotal colectomy for severe constipation may be difficult to predict. One factor, which probably is of major importance for the functional outcome, is rectal function. The aim of the study has been to evaluate long-term results after subtotal colectomy with ileo-rectal anastomosis in a group of ...

The diagnostic accuracy of 2-[(18)F]-fluoro-2-deoxy- D-glucose positron emission tomography (FDG-PET) for the detection of (pre-)malignant lesions of the colon was compared with that of endoscopy. We selected a cohort of 39 patients [13 females and 26 males; mean age 62.3 years standard deviation (SD) 9.6 years] who underwent both FDG-PET ...

Twenty two consecutive cases of adult intussusception managed between January 1990 and December 1998 at Jos University Teaching Hospital formed the basis of this study. Thirteen (59.1%) of the patients were males and 9(40.9%) females, with a male to female ratio of 1:4:1 and a mean age of 49.6 years. ...

PURPOSE: It has been documented that Crohn's disease affects anorectal function when anorectal manifestations of the disease are present. The aim of this study was to investigate whether the presence of histologic lesions in rectal biopsy affected anorectal motility in patients with Crohn's disease but no evidence of macroscopic anorectal ...

OBJECTIVES: To examine the safety and efficacy of bacterial interference in preventing symptomatic urinary tract infection (UTI). METHODS: A prospective, nonrandomized, pilot clinical trial was conducted in patients with spinal cord injury who had neurogenic bladder and had frequent episodes of symptomatic UTI. The bladder of patients was inoculated with ...

OBJECTIVE: To evaluate the influence of gender on the effect of a 5-HT3 antagonist, alosetron, 1 mg b.i.d., on GI and colonic transit in D-IBS. METHODS: Thirty patients (15 male, 15 female) with D-IBS received 1 mg b.i.d. alosetron for 6 wk. Transit was measured by scintigraphy at baseline and ...

PURPOSE: Patients with familial adenomatous polyposis need prophylactic colectomy and ileorectal anastomosis or restorative proctocolectomy. Preoperative rectal polyp counts have been used as one factor to determine which operation should be done, triaging patients according to risk of rectal cancer or completion proctectomy after ileorectal anastomosis. This study was designed ...

PURPOSE: The purpose of this work was to determine the frequency and CT imaging spectrum of colonic wall thickening and correlate these with the clinical severity of virally induced cirrhosis. METHOD: Fifty-nine patients were identified with virally induced cirrhosis and no other causes of colonic wall thickening. The abdominal CT ...

BACKGROUND: Colonoscopic procedure is an accepted modality for the evaluation of colonic disease. Open-access versus restricted-access colonoscopy has been argued over in the recent literature. The aim of this retrospective analysis is to identify the yield of the major indications for the procedure, and the pattern of colon pathology in ...

The elderly have an increased incidence of oropharyngeal colonization with respiratory pathogens, a well-known risk factor for the development of pneumonia. Changes in the oral milieu may occur secondary to decreased salivary production and abnormalities in swallowing. These abnormalities, common in the elderly, may result in impaired clearance of organisms, ...

Tracheoesophageal voice prostheses in laryngectomized patients commonly deteriorate due to the presence of yeasts, particularly Candida species. We describe the first case of colonization of such a device by Cryptococcus neoformans in a patient with a history of glottic carcinoma. The isolate showed an identical genomic pattern with C. neoformans ...

BACKGROUND AND STUDY AIMS: Patients who have had a colorectal adenoma are likely to develop a metachronous adenoma, and therefore need to be kept under surveillance. The question is whether metachronous adenomas will be found at the same anatomical site as the preceding adenomas, thus prompting us to focus surveillance ...

A prospective study was conducted to determine (i) the degree of yeast colonization in surgical patients with intra-abdominal perforations and (ii) whether the frequency of colonization is different in patients with a complicated postoperative course than in patients recovering uneventfully. A total of 1,496 specimens taken per- and post-operatively from ...

Spigelian hernia is considered a surgical rarity. Recent articles describe only six recurrent hernias and a scant number of patients with colonic obstruction resulting from incarceration. A patient with intestinal obstruction resulting from recurrent Spigelian hernia with strangulated colon is described. The patient underwent tension-free repair using a prosthetic mesh. ...

BACKGROUND: Although adenomatous polyps have been established clearly as precursor lesions for most cases of colorectal cancer, the role, if any, of hyperplastic polyps remains uncertain. The aim of the current study was to determine whether a patient with an index finding of hyperplastic polyp on colonoscopy is at increased ...

AIMS: To document blood pressure changes during barium enema examination and to determine at what point in the examination changes are likely to occur. METHODS AND RESULTS: Blood pressure measurements were taken at seven points during the course of barium enema examination in 107 consecutive patients. We found that patients ...

PURPOSE: Intestinal neuronal dysplasia (IND) is a disease of the enteric nervous system, which clinically resembles Hirschsprung's disease. The authors reviewed their experience of IND over an 8-year period. METHODS: Between 1992 and 1999, 418 patients underwent rectal suction biopsy for persistent constipation. Thirty-three (7.8%) patients had histologic evidence of ...

OBJECTIVE: To find out if nuclear morphometry is a useful indicator of prognosis in patients with familial adenomatous polyposis (FAP) before and after treatment with sulindac. DESIGN: Open study. SETTING: Teaching hospital, Spain. SUBJECTS: 29 patients (17 women and 12 men) with FAP who had been treated by colectomy. There ...

OBJECTIVE: Critical illness-related colonic ileus (CIRCI) is characterized by the non-passage of stools in critically ill patients as a result of the absence of prokinetic movements of the colon, while the upper gastrointestinal tract functions properly and mechanical ileus is absent: We investigated whether neostigmine resulted in defecation in patients ...

PURPOSE: This study was designed to assess the results of preoperative functional evaluation of patients with severe slow-transit constipation in relation to functional outcome. METHODS: Four hundred thirty-nine patients with chronic intractable constipation were evaluated by marker studies. Twenty-one patients underwent colectomy and ileorectal anastomosis for slow-transit constipation. Mean colorectal ...

OBJECTIVES: The role of telomerase in periampullary tumor progression in patients with familial adenomatous polyposis (FAP) was investigated. METHODS: Relative telomerase activity was measured using a telomerease amplification protocol in periampullary biopsy specimens of normal mucosa and adenoma obtained from patients with FAP, and was compared with that of periampullary ...

BACKGROUND AND STUDY AIMS: Because of the rarity of cap polyposis of the colon and rectum, the endoscopic features of this condition have not been specified to date. The aim of this study is to characterize the endoscopic features of cap polyposis. PATIENTS AND METHODS: The diagnosis of cap polyposis ...

BACKGROUND: To describe the prevalence and sonographic findings and ultrasound diagnostic accuracy of the right side colonic diverticulitis in patients having right lower abdominal pain with indeterminate nature. METHODS: A total of 934 patients with acute right lower abdominal pain of clinically indeterminate nature were referred for ultrasound examination (US). ...

A cohort study of patients with chronic ulcers was performed to estimate the risk of methicillin-resistant Staphylococcus aureus (MRSA) bacteraemia in a population colonized with MRSA. During a five-year period (January 1990-May 1995), 911 patients with chronic ulcers (CU), as determined by ICD9-CM code search, were admitted to an acute ...

A case of colonoscopy-induced hyponatraemic encephalopathy led us to study the risk of hyponatraemia after gastrointestinal endoscopy. We assessed 40 patients before and after colonoscopy. 20 gastroscopy patients served as controls. Our findings show a high incidence (7.5%) of hyponatraemia after colonoscopy, in association with raised serum concentrations of arginine ...