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Experience with topical administration of 4-aminosalicylic acid in ulcerative colitis.

4-Aminosalicylic acid was applied topically in a daily dose of 1.4 gm for two weeks in ten patients with ulcerative colitis. After favorable results, the therapeutic effects of 4-aminosalicylic acid and salazopyrin enemas were compared in a two-week cross-over open trial, in 20 patients suffering from recurrent ulcerative colitis involving the rectum and rectosigmoid. No significant difference was found in the changes of the endoscopic picture of the mucosa. The results did not show a significant difference between 4-aminosalicylic acid and salazopyrin enemas, either in the clinical activity or in the histologic picture. 4-Aminosalicylic acid seems to be a suitable drug for improving the clinical symptoms of ulcerative proctitis.

Administration, Topical↗

Preliminary results of coloanal anastomosis.

Coloanal anastomosis after resection of the rectum is the ultimate procedure to preserve the patient's sphincter and avoid a permanent colostomy. Carcinoma of the midrectum, and sometimes of the lower third of the rectum, may not require excision of the pelvic floor and anus for cure. A colonal anastomosis was achieved in 38 patients in whom the indications for surgery were carcinoma in 29, recurrent or extensive adenomas in four, radiation proctitis in two, rectal fistula following radical cystectomy in one, secondary low Hartmann reconstruction after a failed attempt in one, and stenosis of a very low colorectal anastomosis in one. Twenty-six patients were men and 12 women, with a mean age of 62. Dukes' staging for carcinoma were A: 9, B: 7, C: 11, and two had a palliative resection. The mean distance from the anus was 6.0 cm. All had a temporary defunctioning colostomy. There were no postoperative deaths and 17 (45 percent) had postoperative complications, major in 7 (18 percent), minor in 10 (26 percent). Mean follow-up is now 40 months (range, 12 to 64 months). Among patients who underwent curative resection, three have had pelvic recurrences. Two of these patients died of widespread distant disease and one underwent abdominoperineal resection and is now free of disease. All others are alive with no evidence of disease. The colostomy was closed in all but six (16 percent). Two (palliative) died within the colostomy and the other four are awaiting closure. Anastomotic stricture was the most common long-term problem, occurring in 16 and requiring more than one dilatation in eight. Six months after closing the colostomy, the mean daily number of bowel movements is 3.8. Twenty-six (87 percent) are continent to solid stools, two are incontinent to solid stools, and 16 have to wear a pad to prevent soiling. All but one prefer their present status to having their colostomy. In selected cases of rectal carcinoma with little or no extramural spread, the authors estimate that resection and colonal anastomosis is a good alternative with acceptable function and a low rate of recurrent disease, which is comparable to complete rectal excision but avoids a permanent colostomy. However, it should not be a substitute for standard abdominoperineal resection for extensive lower rectal carcinoma or for a colorectal anastomosis when the latter is technically feasible.

Adult↗

The use of transanal rectal advancement flaps in the management of fistulas involving the anorectum.

Between 1981 and 1986, transanal rectal advancement flaps were employed in the surgical management of 39 anorectal fistulas at the Cleveland Clinic. Included were 23 low rectovaginal, 12 fistulas-in-ano and, four rectourethral fistulas. Nineteen fistulas occurred in patients with Crohn's disease while the other 20 included 11 due to obstetric or surgical injury. This technique has become the Clinic's standard management for low rectovaginal fistulas but is reserved for complex fistulas-in-ano. Active proctitis or malignancy are contraindications to the procedure. Surgery requires elevation of a broad-based rectal flap, curettage of the tract, and advancement and primary suture of the flap over the internal opening. Fistulas were eradicated in 27 cases (69.2 percent) including 11 of 19 due to Crohn's disease (57.9 percent) and 16 of the 20 (80.0 percent) from other causes (mean follow-up, 25 months). Rectovaginal fistulas healed in 60.0 percent of those with Crohn's disease compared with 76.9 percent of those due to other causes. Complex fistulas-in-ano in Crohn's disease did less well. Only two of six of these fistulas healed. Temporary stomal diversion was used on nine occasions and a successful outcome was achieved in only four, indicative of the greater complexity of these cases. It is concluded that the transanal rectal advancement flap can be an effective method of repair for fistulas of the anorectal region including selected cases due to Crohn's disease.

Adult↗

Colon and anorectal cancer after pelvic irradiation.

Seventy-six cases of colon or anorectal cancer after pelvic irradiation for other malignant or benign lesions were reviewed. The patients were 13 men and 63 women with a mean age of 65 years; 67 percent had received irradiation for gynecologic malignancy. The cancer developed at a mean of 15.2 years after irradiation (peak frequency between five and ten years); 85 percent of the patients had a mild to prominent radiation reaction around the cancer. Of the 72 adenocarcinomas, 26 percent were mucinous. Only 17 percent of patients presented with symptoms of radiation proctitis, and the mean radiation dosages were not high. High radiation dosage and severe radiation damage may not be essential for radiation-associated colorectal cancer. The overall five-year survival rate was 48 percent. Close surveillance of the colon and anorectal regions of these high-risk patients at five years after irradiation is indicated.

Adult↗

Surgical management of anorectal fistulas in Crohn's disease.

A retrospective review of patients with Crohn's disease treated at our institution from 1973 to 1986 revealed 35 patients operated upon for anorectal fistulas. Twenty-nine had low intermuscular fistulas (multiple in seven), and six had high intermuscular (supralevator) fistulas. Fistulotomy alone was performed in 19 patients, and eight underwent partial fistulotomy and seton insertion. Five additional patients had proximal fecal diversion before fistulotomy. Three patients with severe colonic and anorectal disease underwent proctocolectomy as the initial procedure. Of the 32 patients who had fistulotomy performed, complete healing occurred in 30. Seven patients who healed required more than one operation for fistula. One patient was left with an asymptomatic fistula, and one required proctectomy for persistent symptomatic fistula and proctitis. Success of operation correlated with absence of rectal disease and quiescent disease elsewhere in the gastrointestinal tract. Aggressive medical treatment is required to control bowel disease preoperatively. In the majority of patients, subsequent surgery is justified and healing can be anticipated.

Adolescent↗

Fluorescein endoscopy. A technique for noninvasive assessment of intestinal ischemia.

Late diagnosis contributes significantly to the mortality and morbidity of mesenteric ischemia. Although flexible endoscopy permits noninvasive assessment of the colon, ischemic colitis is often difficult to differentiate from nonspecific proctitis/colitis or mucosal changes seen in inflammatory bowel diseases. Intravenously administered fluorescein sodium (FSC) has long been used intraoperatively to assess bowel viability because its uptake is inversely proportional to the degree of intestinal ischemia. The authors wished to determine if FSC could be used to augment conventional endoscopy in an attempt to identify and monitor ischemic areas of the bowel within reach of the endoscope. Segmental mesenteric ligation of canine rectum was performed, and serial transanal biopsies obtained. Endoscopy was performed after intravenous FSC administration, using a rigid proctoscope, with a long-wave ultraviolet light source inserted into the lumen of the scope. Areas of nonspecific-appearing proctitis did not take up FSC and were easily differentiated from well-perfused areas by their failure to fluoresce. Ischemic areas were monitored in this manner over a 28-day period. Complete resolution of ischemic mucosal changes occurred with late stricture formation. In humans, the sigmoid and left colon are the areas most frequently affected by ischemic colitis. Because long-wave ultraviolet light is not transmitted through glass fibers, a different light source was needed for potential clinical application. To this end, a single fiber of an argon laser was inserted through the instrument channel of a colonoscope, resulting in greater fluorescence than seen with the ultraviolet light. FSC endoscopy appears to be a sensitive and accurate method of detecting and monitoring ischemic colitis and has many potential clinical applications.

Adult↗

Primary malignant lymphoma of the anorectum in homosexual men.

Two homosexual men presented with primary malignant lymphomas of the anorectum. Each patient presented with a painful mass, diagnosed by biopsy and immunologic cell marker studies. One patient, who had a reversed T4/T8 cell ratio, developed a local relapse of the tumor 11 months after radiotherapy, and Pneumocystis carinii pneumonia. The other patient, with a normal T4/T8 ratio, remained lymphoma-free and without evidence of opportunistic infection 25 months after combined chemotherapy and radiotherapy. Anorectal pathologic findings in homosexual men includes proctitis, inflammatory stricture, fissure, or anal warts. Malignant anorectal diseases, such as Kaposi's sarcoma, and cloacogenic or squamous cell carcinomas have been described in homosexual men. Primary malignant lymphoma of the anorectum is rare in both the homosexual and general populations.

Acquired Immunodeficiency Syndrome↗

An update on the acquired immunodeficiency syndrome (AIDS). Associated disorders of the alimentary tract.

The pandemic, acquired immunodeficiency syndrome (AIDS) has been described in 40 nations throughout the world. This paper describes the wide spectrum of gastrointestinal tract manifestations seen in this syndrome, with particular attention to the epidemiology, etiology, and measurement of these problems. Discussion of candidiasis, herpes simplex, "hairy" leukoplakia, Kaposi's sarcoma, cytomegalovirus, anal warts and carcinoma, chlamydial proctitis (LGV), coccidiosis, and mycobacterial diarrhea, as well as "gay bowel syndrome," demonstrates the complex management problems associated with this condition.

Acquired Immunodeficiency Syndrome↗

Manometric studies in rectal prolapse.

Manometric studies of internal sphincter responses were carried out on 15 patients--14 with rectal prolapse and one with mucosal prolapse with proctitis cystica profunda. In all 12 patients studied preoperatively, the internal sphincter reflexes (inhibitory reflex) were absent or markedly obtunded. Anterior resection was performed on three of the patients in whom preoperative and postoperative manometric studies could be carried out. In one, the inhibitory reflex returned to normal after successful corrective surgery and in one, absence of the reflex persisted after anterior resection and this patient eventually had recurrent rectal prolapse.

Aged↗

Restorative resection: coloanal anastomosis for benign and malignant disease.

Sixteen patients underwent anterior resection and coloanal anastomosis between October 1984 and September 1987. Indications included adenocarcinoma of the low rectum in 9, villous tumor in 2, carcinoid tumor in 1, radiation proctitis in 1, adult onset Hirschprung's disease in 1, rectourethral fistula in 1, and megarectum in 1. There was no in-hospital mortality and no anastomotic dehiscence. The Kirwan classification was used to evaluate functional results. Ninety-three percent of patients expressed satisfaction with their surgical results. Eighty-seven percent of patients are normally continent. A single patient is grossly incontinent. Eight of nine patients with carcinoma were resected for cure. A single patient has died of an unrelated disorder and the remaining seven are free of disease at an average follow-up of 24 months. The authors conclude that coloanal anastomosis is a safe procedure accompanied by minimal morbidity, or risk of local recurrence. Excellent, or at least acceptable, continence can be anticipated in the majority of carefully selected patients. The coloanal anastomosis should be strongly considered in any patient with a low-lying rectal lesion in whom body habitus precludes the possibility of conventional low anterior resection.

Adolescent↗

The fate of the rectal stump after subtotal colectomy for ulcerative colitis.

In a retrospective review of 311 patients having subtotal colectomy for ulcerative colitis, information on the fate of the rectal stump was obtained in 288. Proctectomy was performed in 159 patients (55 percent); for persistent proctitis in 118 (41 percent), cancer prophylaxis in 37 (13 percent), and cancer in four (1.4 percent). One hundred twenty-two patients (42 percent) had ileorectal anastomoses. Eighty-four of these (69 percent) retained a functioning ileorectal anastomosis at the time of follow-up or death, one to 22 years later, and an additional six patients (5 percent) had a satisfactory ileorectal anastomosis for five to 14 years before proctectomy. Cancer developed in the rectal stump in nine patients (3.1 percent), underscoring the need for either proctectomy (total or mucosal) or long-term surveillance of the retained rectum. However, subtotal colectomy, by permitting ileorectal anastomosis or other sphincter-preserving surgery at a later date, does have a definite place in many patients requiring surgery for ulcerative colitis.

Adolescent↗

Colonoscopy in the diagnosis of unexplained rectal bleeding.

Colonoscopy, done to elucidate the cause of obscure rectal bleeding not diagnosable on the basis of previous proctoscopic and barium-enema examinations, resulted in a 17 per cent diagnostic yield in this series. Eighteen of 105 patients were found to have lesions: three had carcinomas, six had polyps, eight had colitis, and one had proctitis. When bleeding had been demonstrated by the physician, there was a higher diagnostic yield (22.5 per cent) than when bleeding was reported only by the patient (5.9 per cent). Descriptions of the bleeding by the patients were found to be somewhat unreliable. Sixteen of the 18 lesions revealed by the colonoscope were in the left colon. It is suggested that the basic work-up for undiagnosed rectal bleeding should include history, physical examination, sigmoidoscopy, and barium-enema study. When no diagnosis is found, subsequent work-up must be individualized. When bleeding has been demonstrated to originate from the colon, colonoscopic examination should be performed.

Adolescent↗

Surgical endoscopy during the Gulf War.

During Operation Desert Shield/Desert Storm, the 8th Evacuation Hospital (400 beds) evaluated the efficacy of endoscopy in the desert environment. Standard off-the-shelf fiber-optic endoscopes met the criteria of being rugged, versatile, portable, and easy to maintain. Over a 3-month period, 36 procedures (Esophagogastroduodenoscopy, 25; colonoscopy, 7; flexible sigmoidoscopy, 4) were performed in soldiers both in the garrison and in combat. Of these, 24 (67%) revealed normal findings; the remaining 33% demonstrated pathology (6 cases of peptic ulcers, 3 cases of esophageal ulcers, 2 cases of acute ulcerative colitis, and 1 case of proctitis). Two-thirds of the patients could immediately be returned to duty because they demonstrated either a normal examination or pathology that would resolve with medical management. Another 17% of the subjects were promptly air-evacuated out of the combat theater, and 17% were Iraqi prisoners of war in whom the proper medication was begun. Although no indication for surgical endoscopy was found that was unique to a combat theater, these procedures greatly enhanced the conservation of the fighting force, especially in determining which soldiers could be immediately returned for a combat mission.

Adult↗

Three cases of familial ulcerative colitis--in a mother and two of her sons.

A pedigree of familial ulcerative colitis with their HLA haplotypes is reported. The mother and two children, the eldest and second of three sons were affected. The mother developed proctitis at age 35, and the lesion extended to the entire colon at the time of a relapse. The two sons developed ulcerative colitis in a similar fashion; total colitis, of moderate severity, developing at age 16 in both. The analysis of HLA haplotypes of all five family members suggested that the HLA responsible for ulcerative colitis in this family was not HLA B, C, or DR, but Aw24 and DQw1. The third son had the same HLA haplotype as the second son, and it was presumed that he would develop ulcerative colitis in the future. These cases, together with other cases of familial ulcerative colitis indicate that Aw24 and DQw1 are critical phenotypes for ulcerative colitis in Japan.

Adolescent↗

Conformal proton beam therapy of prostate cancer--update on the Loma Linda University medical center experience.

BACKGROUND: The ability to eradicate localized prostate cancer is dependent upon the radiation dose which can be delivered to the prostate. This dose is often limited by the tolerance of normal organs (rectum, bladder). Conformal beam therapy takes advantage of the unique depth dose characteristics of heavy charged particles (the Bragg Peak) to escalate the radiation dose delivered to the prostate while minimizing treatment-related toxicity. METHOD: 643 patients with localized prostate cancer were treated with protons alone or a combination of protons and photons. All treatment was planned on a 3-D planning system and all received doses between 74-75 CGE (Cobalt Gray Equivalent) at 1.8-2.0 CGE/day. Patients were evaluated for toxicity and response to treatment. RESULTS: Five-year actuarial clinical and biochemical disease-free survival rates for the entire group are 89 and 79% respectively. A statistically significant difference in biochemical disease-free survival was seen between patients in the "early" (T1b-2b, PSA < 15) and "advanced" (T1b-2b, PSA > 15 or T2c-T4, PSA < 50) subgroups (89% vs. 68% at 4.5 years, p < 0.001). A PSA nadir of less than 0.51 ng/ml predicted for the highest chance of freedom from biochemical recurrence. Minimal radiation proctitis was seen in 21% of patients; toxicity of greater severity was seen in less than 1%. CONCLUSIONS: Conformal proton beams therapy produced high rates of response and minimal toxicity. A phase III dose escalation trial is in progress to help define the optimum radiation dose for the treatment of early stage prostate cancer.

Actuarial Analysis↗

[Reactive hemophagocytosis syndrome as a rare cause of fatal pancytopenia].

CASE REPORT: We present the case of a feverish 36-year-old female patient with unspecific pain and weight loss. After initial diagnosis of an unclear infection with Candida esophagitis, unspecific duodenitis, proctitis and liver damage there was a further clinical deterioration during antibiotic and symptomatic therapy. A newly developed pancytopenia could be identified as caused by reactive hemophagocytosis using bone marrow analysis. The patient died despite maximal supportive and specific therapy. Cause of death was a retroperitoneal hematoma and an invasive aspergillosis, the latter not identified premortem. CONCLUSION: The reactive infect-associated hemophagocytosis is a rare differential diagnosis in feverish pancytopenia. The prognosis is poor. In absence of a proven causal therapy supportive therapy and maximal diagnostics for detection of curable underlying diseases are essential. Antimycotic therapy should be considered generally.

Adult↗

Phase I/II trial of external irradiation plus medium-dose brachytherapy given concurrently to liposomal doxorubicin and cisplatin for advanced uterine cervix carcinoma.

BACKGROUND AND PURPOSE: Although the standard of care for patients with locally advanced uterine cervix carcinoma is cisplatin-(CDDP-)based chemotherapy and irradiation (RT), the optimal regimen remains to be elucidated. A phase I/II study was conducted to evaluate the dose limiting toxicity (DLT) and the maximum tolerated dose (MTD) of liposomal doxorubicin (Caelyx) combined with CDDP and RT for cervical cancer. PATIENTS AND METHODS: 24 patients with stage IIB-IVA were enrolled (Table 1). They all received external RT (up to 50.4 Gy) and two medium-dose rate (MDR) brachytherapy implants (20 Gy each at point A). The Caelyx starting dose of 7 mg/m2/week was increased in 5-mg/m2 increments to two levels. The standard dose of CDDP was 20-25 mg/m2/week. RESULTS: Concurrent chemoradiation (CCRT) sequelae and the DLTs (grade 3 myelotoxicity and grade 3 proctitis in five patients treated at the 17 mg/m2/week Caelyx dose level) are shown in Tables 2, 3, 4, and 5. After a median follow-up time of 17.2 months (range 4-36 months), four patients had died, 15 showed no evidence of progressive disease, and five (20.8%, 95% confidence interval [CI]: 12.5-29.1%) were alive with relapse (Figure 1). There were seven complete (29.1%, 95% CI: 19.8-38.4%) and 17 partial clinical responses (95% CI: 61.1-80.1%). The median progression-free survival was 10.4 months. Causes of death were local regional failure with or without paraaortic node relapse combined with distant metastases (Table 6). CONCLUSION CONCLUSION: The MTD of Caelyx given concurrently with CDDP and RT was determined at the 12 mg/m2/week dose level. The above CCRT schema is a well-tolerated regimen, easy to administer in ambulatory patients, and results appear promising.

Adult↗

[Laparoscopic ileostomy and colostomy in Crohn disease patients].

The indications, operative procedure, postoperative complications and advantages of laparoscopic ileostomy and colostomy as compared with "open" enterostomy are described and demonstrated in our own patients with Crohn's disease. Major indications for laparoscopic enterostomy in patients with Crohn's disease are stenosis, fecal incontinence and complex anal fistulas in those with severe Crohn's proctitis. Most Crohn patients tolerate laparoscopic enterostomy and an increasing number demand this minimally invasive technique. The period of convalescence is much shorter and complications in connection with laparotomy are minimized.

Adult↗