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Pouch size: the important functional determinant after restorative proctocolectomy.

Sixty-seven patients with a J-shaped ileonanal pouch were studied over a 2-year period with regular recording of sphincter and pouch characteristics and analysis of their role in functional outcome. Although there was a 27 per cent permanent reduction in resting anal pressure (RAP) (P less than 0.001), two-thirds of the patients still had a RAP within the normal range. The mean(s.d.) pouch volume increased during the first year from 132(46) ml to 282(85) ml. RAP was not related to functional outcome and preoperative RAP was not predictive of subsequent function. Large pouch volume and compliance correlated with low defaecation frequency (range of r = 0.27-0.36; P less than 0.05) and good overall function (r = 0.37-0.56; P less than 0.01). The initial pouch volume was predictive of subsequent overall function. The ileal length used for pouch construction predicted subsequent pouch volume (r = 0.48; P less than 0.001) and to some extent functional outcome (r = 0.28-0.37; P less than 0.05). However, the studied variables accounted for only 21 per cent of the total variance of functional outcome.

Adolescent↗

Multiple adenomas in terminal ileum 25 years after restorative proctocolectomy for familial adenomatous polyposis. Report of a case.

A patient with familial adenomatous polyposis was treated with colectomy, mucosal proctectomy, and a straight ileoanal anastomosis in 1962. Thirteen to 21 years later recurrent adenomas developed at the ileoanal anastomosis, and 25 years after the operation multiple adenomas were found in the terminal ileum up to 12 cm from the ileoanal anastomosis. It is concluded that colectomy and mucosal proctectomy, with or without an ileoanal reservoir, does not eliminate the future risk of adenoma formation. Thus, this method should be used only in selected polyposis patients.

Adenoma↗

Investigations of the anal sphincter before and after restorative proctocolectomy.

Twenty-eight patients who underwent sphincter-saving proctocolectomy and formation of an ileoanal reservoir had clinical evaluation of resting and maximal anal sphincter pressures and perfused catheter manometry. The clinical estimate of resting tone, heretofore believe to be a good predictive parameter of postoperative function, was inaccurate. This suggests the advisability of manometric evaluation. There were significant changes in sphincter pressures postoperatively. Operation did not effect the preoperative electromyographic findings of the puborectalis muscle and external sphincter in our small postoperative population. The mechanism by which operation might influence these parameters has been discussed. Factors such as parity and the descending perineum syndrome may effect continence. Due to the length of time the sphincter is required to function in these patients and the multiplicity of factors involved, we believe that long-term studies are needed.

Adult↗

Patient quality of life after successful restorative proctocolectomy is normal.

OBJECTIVE: To measure quality of life (QoL), using validated health status instruments, of patients with functioning IPAA for CUC. PATIENTS AND METHODS: Between 1986 and 1997, a total of 77 patients had an IPAA. Thirteen patients were excluded [6 excised, 3 awaiting ileostomy closure, 2 lost to follow up, 2 serious unrelated illnesses]. Postal survey using SF36 and EuroQol questionnaires. Age, sex, year of pouch construction and stool frequency were documented. RESULTS: Fifty-six patients (87.5%) replied. Male:female ratio; 3:2. Median age; 34 years (range 13-64). Median time since pouch construction; 4 years (range 1-10 years). Median SF36 scores (range); physical function 86.6 (0-100), physical role 81.6 (0-100), body pain 78.4 (22-100), general health 61.6 (5-100), vitality 57.6 (5-100), social function 75.4 (25-100), emotional role 83.5 (0-100), mental health 70.7 (16-100). All the SF36 scores were within the normal range, as were the EuroQol scores. Median EuroQol score (range); 0.85 (-0.07-1.0). Median EuroQol thermometer score (range); 83.3 (20-100). There was no correlation between objective QoL score and age, gender, stool frequency and year of pouch construction. CONCLUSION: The QoL for patients with a functioning IPAA for CUC measured using validated health status instruments is normal. Age, gender, stool frequency and year of construction do not affect QoL outcome after the IPAA for ulcerative colitis.

Journal Article↗

Quality of life after restorative proctocolectomy.

An audit of 18 patients whom the author managed by abdominal colectomy, rectal mucosectomy and ileo-anal reservoir anastomosis was undertaken to assess the resulting quality of life. Sixteen patients had ulcerative colitis and two had familial adenomatous polyposis. In each case, a temporary loop ileostomy was performed at the time of reservoir construction. The minimum time since stoma closure was 12 months. The mean number of daily evacuations after stoma closure was eight (range: 4-15). Six patients usually had daytime soiling and eight overnight soiling. Nine patients always wore a perineal pad. Six patients had significant urgency of defecation and 15 patients took medication to reduce bowel frequency. Anorectal problems were noted by all but one of the 18 patients. However, of 14 patients who had lost time from work prior to operation, 12 have returned to uninterrupted employment. Of 11 patients who were unable to travel because of colitis symptoms, eight have no restrictions postoperatively. Twelve patients noted that their diets were more varied since surgery. Of fourteen patients who had restricted sex lives because of colitis symptoms, 11 were subsequently not restricted. On the other hand, during the 3 months the ileostomy was required, sexual activity was restricted in all but one patient. Other aspects of life also restricted by the stoma were sporting activity (14) and social life (15). Improvement followed stoma closure. Overall, the patients graded the success of the reservoir surgery as excellent (7), very good (3), good (2), satisfactory (4), poor (0), or prefer ileostomy (2). Thirteen patients believed their total lifestyle had improved.(ABSTRACT TRUNCATED AT 250 WORDS)

Activities of Daily Living↗

Qualitative assessment and morphometry in the study of the ileal reservoir after restorative proctocolectomy.

Little is known about the long-term effects on the reservoir mucosa in patients with ulcerative colitis and familial polyposis coli who undergo proctocolectomy with subsequent construction of ileal reservoir/pouch and ileoanal anastomosis. In these patients, questions regarding adaptation towards a more colon-like mucosa and/or development of (pre)malignant changes are of particular importance. With the aim of designing a method for reliable evaluation of the mucosa in the ileal pouch, biopsies from 10 patients were studied by semiquantitative assessment and morphometry. The findings were compared with those obtained from normal jejunum, ileum, and colon. The following parameters were found to be important: Villous surface density, quantity of goblet cells, number of mitoses, and the presence/absence of predominantly sulphated mucin+ goblet cells. The number of Paneth cells did not show significant changes. The villous surface density was determined by a cycloid test system applied to vertical sections. Semiquantitative assessment was a sufficiently precise method for the evaluation of the quantity of goblet cells. The counting of sulphated mucin+ goblet cells was not reproducible, instead a simple statement about the presence or absence of these cells was judged to be adequate. The number of mitoses and of Paneth cells were counted directly. During the first year of function the ileal pouch showed signs of adaptation towards a colon-like mucosa: Reduction of villous surface density, increased mitotic activity, and appearance of sulphated mucin+ goblet cells. The number of Paneth cells did not show significant changes. The amount of goblet cells was generally not increased, rather reduced in some patients.

Adult↗

Different types of mucosal adaptation in the ileal reservoir after restorative proctocolectomy. A two-year follow-up study.

A histomorphologic study of the pelvic pouch mucosa during the first two years of function was performed in 11 consecutive patients treated for ulcerative colitis. Two types of mucosal adaptation were delineated. Type A response (5 patients) showed stable slight atrophy, normal numbers of goblet cells, and numerous sulphated mucin positive cells. The frequency of mitoses was higher than in the normal ileum. The degree of acute and chronic inflammation was low and decreasing or stable. Dysplasia was never seen. Type B response (5 patients) comprised progressive, finally severe atrophy accompanied by increasing degree of acute inflammation. The number of mitoses was higher than in type A response. In two patients the number of goblet cells was moderately/severely decreased and epithelial atypia or low grade dysplasia occurred repeatedly. The response was regarded as indeterminate in one patient. The determination of the types of mucosal adaptation may help in the planning of the follow-up of these patients.

Adaptation, Physiological↗

Restorative proctocolectomy with ileal reservoir: indications and results.

Proctocolectomy with ileal pouch is indicated in patients with diseases of the colon limited to the mucosa. The ileum must not be involved. In order to maintain stool continence, anal sphincter and mucosa must be preserved; however, mucosa of the rectum can be resected. There are three types of pouches possible (S, J, W) with increasing capacity. The distal loop of the ileum must not be longer than 1-2 cm, otherwise the defecation may be inhibited. Between 1977 and 1987 205 patients have been treated by proctocolectomy, most of them for ulcerative colitis of familial polyposis. In 6% the operation was unsuccessful (unknown Crohn's disease, pelvic sepsis or stool incontinence), 27% of the patients suffered from complications when the pouch was constructed or the ileostoma was closed (obstruction, sepsis). The overall mortality was 1%. 2 of 174 patients were incontinent. In all other patients the frequency of defecation was 3-5 per day. Stool continence depends on the shape of the pouch: 75% of the patients with a J-pouch and 93% of the patients with a W-pouch were continent. The overall results were better in patients with familial polyposis than with ulcerative colitis. The latter developed pouchitis in 20%.

Adenomatous Polyposis Coli↗