Monoclonal aggregating immunoglobulin cryoglobulinaemia in a horse with malignant lymphoma.
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Biomedical subjects
Publications and source records attributed to A Bertone.
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Different diagnostic techniques for massive active lower gastrointestinal hemorrhage are reviewed. According to data in the literature and personal experience in 409 emergency endoscopic examinations of the large bowel, emergency colonoscopy is a valuable diagnostic tool in cases of massive colorectal bleeding.
In April 2002 a survey was conducted about dietary habits of infants and toddlers attending kindergartens in Valsesia, through dietary journal compilation. From 149 answers (response rate = 70%) the results are: a limited vegetables consumption, with a potatoes excess and a legumes scarcity; only one half of children eats fruits daily; consumption of ham and cheese is higher than other proteinic foods; foods variety is weak and the menu is often repetitive in lunch and dinner.
Cytologic evidence of candidiasis was sought on endoscopic oesophageal brushings from 116 patients with acquired immune deficiency syndrome (AIDS) to determine the reliability of oesophagoscopy and the possibility of predicting Candida spp. oesophagitis from concomitant oral candidiasis or oesophageal symptoms. Oesophageal candidiasis was present in 42 patients and constituted the first opportunistic infection in 19 patients. Sensitivity and specificity were, respectively, 98% and 96% for oesophagoscopy, 69% and 42% for oral candidiasis, 52% and 74% for oesophageal symptoms, and 83% and 35% for the presence of at least one of these last two parameters. Endoscopy also proved to be the examination of choice for diagnosis, and cytology was needed only when it was negative. Oral candidiasis and oesophageal symptoms were not sufficient to predict oesophageal candidiasis. Endoscopy would seem to be indispensable to the diagnosis of oesophageal candidiasis and its differentiation from other forms, thus preventing any empirical resort to unwarranted forms of treatment. It is also indicated for staging purposes in asymptomatic patients, since oesophageal candidiasis is one indicator of the transition to full-blown AIDS.
The paper reports a case of a 45-year-old female with long-standing anemia, recurrent abdominal pain and subocclusive crises. Following a negative endoscopy of the upper tract of the large intestine, barium enema and angiography, the patient underwent total colonoscopy. Massive bleeding from the ileal valve suggested an ileal pathology: a small intestine enema confirmed a polypoid proliferation 60 cm above the Bahuino valve with related ileal invagination 25 cm long. The patient underwent surgery and pathological findings revealed a 7 cm-wide ileal lipoma near a small angiodysplasia. The latter seemed to be the cause of bleeding. The diagnosis of small intestine tumours is made difficult by the fact that the only important signs are abdominal pain, intestinal bleeding and subocclusive crises, which are common symptoms in many pathologies. The authors stress the importance of a thorough endoscopic examination and selective angiography.
The Authors report on their experience in endoscopic laser photoablation (Nd-YAG laser) of advanced, non surgical rectosigmoid tumors, large sessile adenomas and their recurrence after polypectomy. 37 patients have been studied: 21 out of them had an advanced rectosigmoid tumor, 10 out a large sessile adenoma, and the remaining 6 had a recurrence of adenoma after polypectomy. All the rectosigmoid tumors improved either clinically or symptomatically after 2-4 laser treatments. In 2 cases stenosis occur after laser therapy but no dilatation was necessary. Large adenomas and recurrence were all cured by the laser treatment, with a recurrence rate of about 30% at six months. In conclusion, endoscopic laser treatment is a safe and effective technique for the treatment of benign sessile rectosigmoid tumors and for palliation of symptoms from malignant ones in selected non surgical patients.
The aim of this double blind trial was to compare omeprazole 20 mg once daily with ranitidine 150 mg b.i.d. in treatment of benign gastric ulcer, evaluating both rates and histological aspects of the ulcer healing process. Eighteen patients were randomized, 9 to each treatment; one patient (ranitidine group) was excluded from the analysis because of malignant ulcer. Omeprazole appeared to be more effective than ranitidine in healing gastric ulcer. A more rapid relief of symptoms was observed in the omeprazole group than in the ranitidine group. Both drugs reduced chronic atrophic gastritis (with a trend in favour of omeprazole), while omeprazole showed a prompter activity on the components of acute inflammation.