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Results of laparotomy in immunoproliferative small intestinal disease.

Immunoproliferative small intestinal diseases (IPSID), previously known as Mediterranean Lymphomas, constitute more than 60% of the non-Burkitt's small intestinal lymphomas in Tunisia. A multidisciplinary study of IPSID was undertaken by the Tunisian/French Lymphoma Study Group in 1980 to reach a better understanding of the two subgroups of the disease: secreting IPSID (essentially alpha-chain disease [ACD]); and nonsecreting IPSID (NS-IPSID) (extensive small intestinal lymphomas without gammopathy). The results of initial exploratory laparotomy performed in 38 cases of IPSID (17 ACD and 21 NS-IPSID) are described here, and show notable similarities between the two groups: the extensive pattern of the abnormal cell infiltrate along the major part of the small intestine; frequent and extensive involvement of the mesenteric lymph nodes; the existence of several degrees of severity in small intestinal mesenteric lymph nodes; and other intraabdominal organ involvement. Certain differences also were observed: the relatively high degree of tropism of the NS-IPSID towards the gastric mucosa which was absent in the ACD of this series; and the more frequent involvement of the entire length of the small bowel in ACD. In spite of these discrete differences, the IPSID form a homogeneous group which is definitely distinguishable from the segmentary small intestinal lymphomas known as Western-type, and which account for approximately one third of our non-Burkitt's small bowel lymphomas.

Adolescent↗

Immunoproliferative small intestinal disease: current concepts.

Immunoproliferative small intestinal disease is a distinctive lymphoproliferative disorder. Among these disorders, it is the only disease associated with a specific and characteristic abnormal protein, and also an identifiable, at least in some patients, early phase with a benign-looking histo-pathologic expression. Whether the disease at this stage is malignant or not is not known. Treatment of this early phase with antibiotics may cause remission in some patients. This observation is significant and raises the question of chemoprevention in lymphomas. In contrast to primary nonimmunoproliferative small intestinal lymphomas, in which the pathology in the intestine is usually focal and involving specific segments of the intestine and leaving the segments between the involved areas free of disease, the pathology in immunoproliferative small intestinal disease is diffuse, with a mucosal cellular infiltrate involving large segments of the intestine and sometimes the entire length of the intestine, thus producing malabsorption. Preliminary recent epidemiological data have shown a decrease in the incidence of this disease in endemic areas, and therefore environmental factors are suspected to play a major role in its pathogenesis. Additional research is indicated not only to understand this specific lymphoproliferative disorder but also to understand lymphomas in general.

Humans↗

Malabsorption associated with a high-grade-malignant non-Hodgkin's lymphoma, alpha-heavy-chain disease and immunoproliferative small intestinal disease.

We report on a 28 year old Turkish woman, who was admitted to our hospital with the symptoms of malabsorption and protein-loosing enteropathy. Histologically, on duodenal biopsy, a lymphoplasmacellular infiltration of the submucosa with partial to subtotal atrophy of the villi was found. An immunoproliferative small intestinal disease (IPSID) was diagnosed. A short remission whilst on a glutenfree diet and tetracycline therapy, was followed by a laparatomy because of ileus in the small intestine. A high-grade-malignant Non-Hodgkin's Lymphome of B-cell type with intracellular production of alpha-Heavy-Chains (AHCD) was diagnosed histologically. Following chemotherapy with CEOP-IMVP-Dexa (Cyclophosphamide, Epidoxorubicin, Vincristine, Prednisolone, Ifosfamide, VP-16, Dexamethason, Methotrexat) the patient is still in complete remission three years after starting the therapy. We discuss here a case of AHCD in IPSID, the differential diagnosis of protein losing enteropathy and malabsorption, and we also present conservative (diet, medical treatment) and operative therapies.

Adult↗

Immunoproliferative small intestinal disease associated with Campylobacter jejuni.

BACKGROUND: Immunoproliferative small intestinal disease (also known as alpha chain disease) is a form of lymphoma that arises in small intestinal mucosa-associated lymphoid tissue (MALT) and is associated with the expression of a monotypic truncated immunoglobulin alpha heavy chain without an associated light chain. Early-stage disease responds to antibiotics, suggesting a bacterial origin. We attempted to identify a causative agent. METHODS: We performed polymerase chain reaction (PCR), DNA sequencing, fluorescence in situ hybridization, and immunohistochemical studies on intestinal-biopsy specimens from a series of patients with immunoproliferative small intestinal disease. RESULTS: Analysis of frozen intestinal tissue obtained from an index patient with immunoproliferative small intestinal disease who had a dramatic response to antibiotics revealed the presence of Campylobacter jejuni. A follow-up retrospective analysis of archival intestinal-biopsy specimens disclosed campylobacter species in four of six additional patients with immunoproliferative small intestinal disease. CONCLUSIONS: These results indicate that campylobacter and immunoproliferative small intestinal disease are associated and that C. jejuni should be added to the growing list of human pathogens responsible for immunoproliferative states.

Anti-Bacterial Agents↗

Pigmented nails and Strongyloides stercoralis infestation causing clinical worsening in a patient treated for immunoproliferative small intestinal disease: two unusual observations.

Immunoproliferative small intestinal disease (IPSID) is commonly reported from developing countries with poor socioeconomic conditions, hygiene, and high frequency of gastrointestinal infections and infestations. The disease requires anti-malignant chemotherapy in lymphomatous stage. Reported here is a 20-year old man with IPSID lymphoma who responded to anti-malignant chemotherapy initially, but later deteriorated due to Strongyloides stercoralis infestation, which was treated successfully with mebendazole. Importance of an early recognition and adequate treatment for gastrointestinal infections and infestations before anti-malignant chemotherapy for this disease is highlighted considering the occurrence of this disease in the developing world. The patient developed alternate brown black and white lines in the finger nails after combination chemotherapy, which has not been reported earlier in this disease; the nail changes disappeared 6 months after the withdrawal of doxorubicin suggesting this drug as the cause for such nail changes during anti-malignant combination chemotherapy.

Adult↗

Immunoproliferative small intestinal disease (IPSID) in Thailand.

Immunoproliferative small intestinal disease (IPSID) is prevalent in the Mediterranean region and in many Third World countries but is rare in Southeast Asia. Between 1980-1990, 4 cases of IPSID were admitted to Ramathibodi Hospital, Bangkok. Three were males and the mean age was 32 +/- 20.2 years. All patients presented with chronic diarrhea of 7 months to 6 years duration, and weight loss of 15 to 31 kg. All were malnourished, three cachectic, and one patient showed growth retardation. Intestinal parasites were found in all cases: two had multiple infections and three had uncommon protozoal infections (coccidium, cryptosporidium). Barium radiographs revealed intestinal mucosal fold thickening with malabsorption pattern in all cases. Alpha chain IgA was detected in one patient. The remainder underwent exploratory laparotomy and the histological finding was of plasma lymphocytic infiltration of the small intestinal mucosa. All patients responded to oral tetracycline with complete remission occurring in one case. During the follow-up period, 3 cases had progressive retractable clinical courses but all died 2 to 5 years after the diagnosis. The causes of death in these patients were secondary bacterial infection (1 case), intestinal tuberculosis (1 case), fungal infection (1 case) and immunoblastic sarcoma in another case. The results of this study confirm the occurrence of IPSID in Thailand. IPSID responds to oral antibiotic therapy and complete remission may be achieved during the early reversible benign phase, thus an awareness of its occurrence is of clinical importance.

Adolescent↗

Malabsorption associated with nonmalignant immunoproliferative small intestinal disease.

Two cases of nonmalignant immunoproliferative small intestinal disease (IPSID) presenting with severe malabsorption are described. The first patient had a lymphocytic infiltrate of the lamina propria and lymphoid hyperplasia of the mesenteric lymph nodes and responded to oral tetracycline. The second patient had a polyclonal plasmacytic infiltration of the lamina propria and of the mesenteric nodes and responded only to cytotoxic treatment with cyclophosphamide. These cases represent examples of non-alpha-chain disease benign IPSID.

Biopsy↗

Immunoproliferative small intestinal disease: a frequently missed diagnosis.

Immunoproliferative small intestinal disease (IPSID) is a poorly recognized cause of malabsorption syndrome in India. Clinicopathological features of five patients with IPSID seen over a two-year period are described. Our data suggest that IPSID is commonly misdiagnosed as intestinal tuberculosis due to lack of awareness and reluctance to obtain small bowel biopsies. Empirical institution of anti-tubercular chemotherapy not only leads to delayed diagnosis but also possibly alters the natural history of the disease, resulting in an intermediate phase of amelioration followed by a terminal phase of lymphomatous transformation. The disease is therefore usually diagnosed at an advanced stage and hence is associated with a relatively poor outcome.

Adult↗

Endoscopic diagnosis of immunoproliferative small intestinal disease (IPSID).

Six patients with immunoproliferative small intestinal disease (IPSID), were examined endoscopically. The disease was found to involve the duodenum and jejunum and was characterized by the loss of the mucosal circular folds, a thickened cobblestone appearance of the mucosa and multiple sessile polyps. Ulceration of the mucosa was seen in one patient. A large ulcerated mass was seen in the third part of the duodenum in one patient.

Adult↗

Immunoproliferative small intestinal disease: case report and literature review.

Immunoproliferative small intestinal disease (IPSID) is a subtype of lymphoma of mucosa-associated lymphoid tissue. Notable for a high production of alpha-heavy chains, it is designated alpha-heavy-chain disease. IPSID is a debilitating disease that has a predilection for impoverished populations of developing countries. It has been documented primarily in subjects of Middle Eastern countries and thus was previously referred to as Mediterranean lymphoma. We report the case of a 42-year-old man from Senegal who presented with chronic diarrhea, dehydration, and weight loss. The endoscopic, pathologic, and serologic findings before, during, and after treatment with fludarabine phosphate are presented. We review the literature concerning current concepts on the etiology, pathogenesis, and management of IPSID.

Adult↗

Alpha-heavy chain disease, Mediterranean lymphoma, and immunoproliferative small intestinal disease: a review of clinicopathological features, pathogenesis, and differential diagnosis.

There are a number of clinical syndromes associated with chronic diarrhea, malabsorption, and lymphoplasmacytic proliferation of the small intestine. In Middle-Eastern and Mediterranean countries immunoproliferative small intestinal disease is endemic, whereas in other parts of the world (including Northwestern Europe and North America) celiac sprue, and other sprue-like syndromes refractory to dietary gluten withdrawal, predominate. All of these syndromes appear to involve chronic stimulation of intestinal mucosa-associated lymphoid tissue and are associated with a heightened risk of malignant transformation. The clinicopathological features of these diseases, and distinction of the Middle Eastern syndromes from those more common in the Western hemisphere, have been reviewed.

Diagnosis, Differential↗

Clinical and laboratory characterization of Basenjis with immunoproliferative small intestinal disease.

Eleven adult Basenji dogs with immunoproliferative small intestinal disease (IPSID) were studied. Two items of history related to the digestive tract were characteristic: (i) chronic intractable diarrhea in most dogs, and (ii) progressive emaciation. Anorexia was intermittent in only a few dogs. In addition, skin lesions of various degrees of severity were observed, including alopecia of pinnae and ventrum, hyperpigmentation and hyperkeratosis of pinnae, and necrosis and ulcerations of margins of pinnae. The cause of the skin lesions was not determined; however, hypothyroidism did not appear to contribute to the skin changes. Standard hematologic and serum chemical values were not consistently abnormal. However, a poorly regenerative anemia, mild neutrophilia, and increased aspartate aminotransferase and alanine aminotransferase activities were generally observed in severely affected dogs. The Pelger-Huet anomaly was identified in dog 3. Maldigestion and malabsorption as determined by the N-benzoyl-L-tyrosyl-p-aminobenzoic acid and d-xylose test was documented to varying degrees in dogs with IPSID. Maldigestion was correlated with functional pancreatic exocrine insufficiency. Severe malabsorption was documented in only 3 dogs. Serum gastrin values were evaluated in these dogs because of a prior observation of parietal cell hyperplasia and gastric ulceration. Hypergastrinemia was documented in 3 dogs. Additional studies will be necessary to determine whether an acid hypersecretory state contributes to the pathogenesis of IPSID in Basenjis.

4-Aminobenzoic Acid↗

The value of double-contrast study of the small intestine in immunoproliferative small intestinal disease.

Radiological findings of 2 patients with immunoproliferative small intestinal disease were studied. One of the cases was associated with alpha-chain disease. Both patients complained of severe diarrhea, and diagnosis was made by endoscopic biopsy of the duodenum and jejunum. Double-contrast studies of the small intestine and hypotonic duodenographies in these patients revealed thickened folds and innumerable fine granular elevations without ulcerations or luminal narrowings. Double-contrast studies are one of the most important examinations in the diagnosis of this disorder.

Adult↗

Immunoproliferative small intestinal disease in South India: a clinical and immunomorphological study.

Immunoproliferative small intestinal disease (IPSID), a proliferative disorder affecting the intestinal immune system, has only been reported sporadically in India. Fifteen patients with malabsorption syndrome who were diagnosed to have IPSID were included in this study. Mucosal biopsies from all patients, full thickness surgical biopsies from 10 and autopsy material from four patients were examined by light microscopy and immunohistochemistry. The patients were predominantly young (aged 16-36 years) and male (13 of 15). Diarrhoea, weight loss, vomiting and abdominal pain were the major symptoms. The upper small bowel was involved in all cases. Involvement of large bowel was detected antemortem in three patients, but was found in all autopsied patients. Involvement of the stomach was noted in one patient at autopsy. Mesenteric lymph nodes were involved in all patients who underwent laparotomy. The plasmacytic infiltrate was uniformly positive for alpha-heavy chain, and either negative for light chain production or showed monotypic light chain production. Some of the blasts were also positive for alpha-heavy chain. Three patients died before therapy could be commenced. One patient with stage A disease is alive and clinically free of disease at 7 years. Of the remainder, there have been four long-term survivors with chemotherapy. Immunoproliferative small intestinal disease occurs in southern India and has characteristics similar to that in other parts of the world. Early diagnosis may improve outcome in this disease.

Adolescent↗

HLA AW19, B12 in immunoproliferative small intestinal disease.

A group of 21 patients with immunoproliferative small intestinal disease (IPSID), 10 with alpha heavy chain paraproteinaemia and 11 without it, were HLA typed. The results were compared with 35 disease controls and 120 normal controls. A significant increase of Aw19 and B12 antigens was noted among the patients compared with the control subjects. The high rate of association of both AW19 and B12 antigens in patients as compared with controls suggests a possible haplotype (Aw19, B12) association with IPSID.

Adolescent↗

Immunoproliferative small intestinal disease without alpha-chain disease: a pathological study.

Biopsy specimens taken during exploratory laparotomy provided the material for a pathological study of 23 cases of nonsecreting immunoproliferative small intestinal disease (Mediterranean lymphomas without alpha-chain disease). The distinctive pathological feature of immunoproliferative small intestinal disease, i.e., a diffuse lymphoid infiltration, was present in the mucosa and submucosa of all or a major part of the small intestine. It was composed of a low- or intermediate-grade malignant lymphoid proliferation associated in 19 of 23 cases with benign-appearing follicular lymphoid structures. These follicular figures were surrounded and partially destroyed by the lymphoma cells. This association strongly resembles the newly described non-Hodgkin's lymphoma entities of perifollicular or parafollicular cell origin. Gross tumors of the small intestine were found in association with the diffuse lymphoid infiltration in 10 cases. They often constituted foci of lymphoma with a higher grade of malignancy. Mesenteric lymph node involvement was frequent and generally in direct ratio to the severity of intestinal involvement. A comprehensive study of the lesions observed in these cases led to the hypothesis that nonsecreting immunoproliferative small intestinal disease could result from the malignant change of perifollicular B cells; during an initial period the tumoral cells retain circulating and homing properties that explain their infiltrative and extensive method of spreading. The possible subsequent emergence of more aggressive subclones of noncirculating malignant cells could then explain the associated inconstant fungating tumor foci. Further studies using more sophisticated immunohistochemical techniques are necessary to establish the meaning of the hyperplastic lymphoid follicles, the possible etiologic role of benign nodular hyperplasia, the exact identification of the tumor cells, and the relationship of nonsecreting immunoproliferative small intestinal disease to closely related alpha-chain disease.

Adult↗

Immunoproliferative small intestinal disease: prolonged 30-year course without development of lymphoma.

Immunoproliferative small intestinal disease (IPSID) is mostly found in young adults of low socioeconomic class in developing countries. This condition is characterized by a dense lymphoplasmacytic infiltrate beneath the epithelium in the duodenal and proximal jejunal mucosa and in the mesenteric lymph nodes. In two thirds of cases, the involved lymphocytes elaborate an anomalous alpha-heavy chain protein. The etiology of this disease is unclear, although various parasitic, genetic, and toxic mechanisms have been proposed. Half of all IPSID patients will be found at diagnosis to have a concurrent intestinal B-cell lymphoma, and most of the remaining patients develop frank lymphoma within a few years. Although most reports of IPSID are from developing nations or indigent immigrant populations within Western countries, four cases of an IPSID-like condition have been documented in white women. Furthermore, although many IPSID patients progress to high grade indeterminate-type lymphoma within a few years of initial presentation, there have been occasional reports of long term survival without lymphomatous conversion. Here, we present an atypical case of IPSID--a California native who, though of Mexican heritage, had resided in the United States his entire life and did not belong to an indigent population. This patient had biopsy-proven IPSID that progressed over 30 yr but never exhibited lymphomatous conversion despite end stage intestinal stasis and recurrent obstruction, culminating in death. Our case calls into question some current assumptions about the prelymphomatous nature of this disease.

Adult↗

Immunoproliferative small intestinal disease in Algerians. II. Ultrastructural studies in alpha-chain disease.

The plasma cell infiltrate of the small intestine in alpha-chain disease has been studied ultrastructurally in an attempt to determine whether there is a significant nuclear-cytoplasmic asynchrony that could be used as evidence for the neoplastic nature of the disease, even in its early stages. No such asynchrony was identified. In the early stages of the disease, the infiltrate was mainly of slightly immature plasma cells indistinguishable from those of coeliac disease. Later stages were marked by the presence of less differentiated immunoblastic cells arising in the deep mucosa and infiltrating into glands. Multinucleate plasmacytoid cells were thought to be degenerate cells. The significance of these findings is discussed in relation to the nature of alpha-chain disease and immunoproliferative small intestinal disease in general.

Adolescent↗