In defense of medicine and the physician.
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Biomedical subjects
Publications and source records attributed to J B Kirsner.
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Serum from patients with inflammatory bowel disease (I.B.D.) and their unaffected spouses bound significantly more synthetic single-stranded (poly.rA) and double-stranded (poly.rA.poly.rU) R.N.A. but not KB cell D.N.A. than did serum from age-matched controls and their spouses. Binding activity resided in Ig fractions and was predominantly of IgM class. A significant corelation was observed between the amount of double-stranded but not single-stranded R.N.A. bound by serum from patients and from their respective spouses. These findings provide indirect support for the presence of R.N.A. viruses in patients with I.B.D. and the transmission of such agents to their close personal contacts.
A patient with inflammatory bowel disease and sacroiliitis had haplotypes A10,B18 and Aw32,b18 at the major histocompatibility locus. Serum total complement and C2 hemolytic complement activities were undetectable; levels of the remaining C1-C9 components were normal. The parents, both siblings, and a child each had half-normal levels of C2 and either the A10,B18 or the Aw32,b18 hla haplotype. In a second unrelated family, an only child and both parents developed inflammatory bowel disease. The father and child had HLA haplotype A10,B18, but, along with the mother, each had normal serum levels of hemolytic C and C2. Homozygous C2 deficiency, often in association with the A10,B18 haplotype, has previously been linked with various autoimmune diseases and with propensity to infection. Our findings suggest that C2 deficiency or this haplotype also may predispose to inflammatory diseases of the intestine.
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Convulsions have complicated the surgical management of life-threatening inflammatory bowel disease in five patients. These patients experienced a transient, generalized convulsive disorder and toxic ambylopia. Results of neurological examination were unremarkable. Treatment included metabolic stabilization along with the administration of oxygen and anticonvulsive medication. Various factors, such as hypoxia, fluid overload, cerebral edema, steroid administration, and deficits in calcium, magnesium, and potassium, may have contributed to the cause of this complication.
A 72-year-old female with ulcerative colitis of 30 years duration underwent total proctocolectomy for a cecal mass thought to be an adenocarcinoma. Pathologic examination of the colon revealed 22 tumors, all of which proved to be malignant lymphoma, histiocytic type. Thirteen cases of non-Hodgkins malignant lymphoma and 2 cases of Hodgkins disease of the colon arising in ulcerative colitis are reviewed and discussed.
A case of adenocarcinoma of the transverse colon in a fourteen year old girl is presented. Five years after radical resection of this Dukes' C2 lesion, the patient is alive and well without recurrent disease. The incidence of large bowel carcinoma in adolescents remains low, but there is an increasing tendency toward neoplasia in younger patients. Factors that affect patient survival included late stage at presentation, delay in treatment, paucity of symptoms, and a higher incidence of tumors of the transverse colon. An increased incidence of colloid carcinoma is noted. The etiology and pathogenesis of large bowel cancer as it pertains to childhood are reviewed.
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Serum lymphocytotoxic antibodies (LCA) were detected in twenty-seven out of fifty-three (51%) patients with inflammatory bowel disease (IBD) and in twenty-three out of their fifty-three (43%) unaffected spouses. The prevalence of LCA in both groups was significantly increased (P less than 0.001) compared to that in age- and sex-matched controls (11%) or in control spouses (6%). Concordant expression of LCA occurred in sixteen out of the fifty-three (30%) patient-spouse pairs compared to only one out of the fifty-three (2%) control-spouse pairs (P less than 0.001). In contrast to the LCA results, heterophile antibody titres were similarly distributed in all four study groups. It is suggested that LCA may represent markers of infectious agents in IBD and that their occurrence in unaffected close contacts of patients may indicate transmission of such agents to these subjects.
With careful "standardized" technique and proper handling, rectal biopsies can be useful diagnostic and therapeutic adjuncts in the initial evaluation and then long term observation of patients with chronic inflammatory bowel disease.
Recent reports have suggested a transmissible factor in the etiology of Crohn's disease, which had yet to be confirmed. The specificity of the transmission was tested with a disease control of ulcerative colitis as well as normal bowel. Twenty New Zealand White rabbits received inoculum of tissue homogenates from the terminal ileum of normal, ulcerative colitic, and Crohn's disease patients. This inoculum was injected into the wall of the ascending colon and the animals were examined after one year. Changes were noted consistently only in those animals receiving the Crohn's disease inoculum. These changes consisted of thickened bowel wall with increased mucosal folds, thickened mesenteric fat with some creeping, irregular areas of thin colonic mucosa, and hyperplastic mesenteric lymph nodes. The terminal ileum distant from the inoculum site was smooth with atrophic changes only in the Crohn's inoculated group of animals. These animals also had discrete collections of macrophages in colon or sacculus, mucosal and submucosal edema, and chronic inflammation of the colon. However, the characteristic features of Crohn's disease were not reproduced.
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Acute dilatation of the colon with signs of systemic toxicity developed in an elderly man with malignant lymphoma. Although barium contrast X-rays taken previously were interpreted as consistent with granulomatous colitis, rectal biopsy had revealed features characteristic of malignant lymphoma, poorly differentiated lymphocytic type. Bone marrow and lymph nodes were also involved. The onset of dilatation was temporally related to therapy with opiates and anticholinergics, and the acute episode was resolved with nasogastric suction, intravenous fluids, albumin, and antibiotics.
The occurrence of inflammatory bowel disease in all three members of one family is described. Studies of white blood cell chromosomes, histocompatibility antigens, and cellular and humoral immunity failed to explain this unusual phenomenon. However, the appearance of inflammatory bowel disease in an entire family reemphasizes the potential role of genetic and environmental influences in the pathogenesis of some cases of ulcerative colitis and Crohn's disease.
An unusual incidence of a duodenal leiomyosarcoma in a 10-year-old boy is presented. The corrected diagnosis was made after a 27-month course of occult gastrointestinal bleeding, vague abdominal complaints, and anemia. Gastrointestinal radiography and upper gastrointestinal endoscopy were useful in localizing the lesion. The tumor was removed at exploratory surgery by simple excision. On frozen section, the tumor was thought to be benign, but fixed microscopic histological sections revealed a well-differentiated, malignant smooth muscle tumor. The presentation of this tumor in a child is compared to previously reported cases in adults, and the biological and clinical characteristics of malignant smooth muscle tumors of the gastrointestinal tract are reviewed.