[Significance of cytodiagnosis using thin-needle biopsy in goiter surgery].
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Biomedical subjects
Publications and source records attributed to E Pedrinis.
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In 59 children who underwent diagnostic small-intestinal biopsies the correlation between the intraepithelial lymphocyte infilration of the distal duodenal mucosa and the blood-xylose concentration 1 h after ingestion of 5 g D-xylose was investigated. 16 patients with active coeliac disease had blood-xylose values below 20 mg%, and the correlation between blood-xylose levels and the numbers of intraepithelial lymphocytes in this same group of patients was found to be highly significant. Provided that the methodology is meticulously followed, it is our experience that the one-hour blood-xylose test, in addition to the clinical investigation, facilitates the decision whether or not to perform a small-intestinal biopsy in the diagnosis and follow-up of coeliac disease in childhood. The test however cannot replace the intestinal biopsy which remains the only acceptable criterion for the diagnosis of this disease.
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Observations on 29 children with Hodgkin's disease confirm that the initial spread, presence or absence of general symptoms, and histological type all have prognostic significance. The results of lymphangiography in 27, and laparotomy with multiple biopsies and splenectomy in 14 children demonstrated that - except in stage IV - both procedures are necessary for adequate classification as to stage of the disease. On the basis of these personal cases (5-year-survival rate of 53%) and published reports a therapeutic schema is suggested which is particularly appropriate for children.
Dagnostic and therapeutic problems of amebiaiss, a disease rarely observed in this country, are discussed in the light of four own cases representing the various courses of the disease. These observations prompt the following conclusions: 1. Amebiasis should be considered in cases of unclear acute or chronic intestinal disease, even if the patient has never visited endemic regions. 2. Non-tropical forms of amebiasis may follow a severe course with complications such as liver abscess or ameboma. 3. The advice of a specialized laboratory is necessary for stool examinations on amebae. 4. Stool examinations for amebiasis should be combined with serological tests. The immunofluorescense test is of special value. False negative results are however possible, especially in cases without tissue inflitration where the infection is limited to the intestinal lumen. 5. Metronidazol (Flagyl) greatly simplifies the treatment of amebiasis as it is both efffective and better tolerated than most other antiamebic agents.
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We report a case of secondary heart involvement in AIDS-related primary lymphoma of the liver. A worsening dyspnea led to the diagnosis of pericardial effusion, and transesophageal echocardiography revealed the presence of large endocardial ventricular masses. Clinical suspicion of a lymphomatous origin was confirmed at the autopsy, which showed an extranodal dissemination pattern (heart, liver, intestine, and lung). In AIDS patients, both primary and secondary lymphomatous heart involvement are increasing in incidence. Clinical symptoms and signs are vague. Since the hematogenous route is the most common pattern of involvement, even extrathoracic lymphomas can present heart dissemination. Thus, it should be suspected in lymphoma patients who present with even mild aspecific heart symptoms. Appropriate imaging procedures include transesophageal echocardiography and, if possible, ECG-gated MRI. A negative transthoracic echocardiograph does not exclude the presence of myocardial tumor. Chemotherapy is only occasionally beneficial, and the prognosis remains poor.
The annual frequency of hysterectomy was monitored in the Canton Ticino, Switzerland, from 1977 to 1986. From February to October, 1984, there was a public information campaign in the mass media about rates of and need for hysterectomy. After the start of the campaign and during the following year the annual rate of operations per 100,000 women of all ages dropped by 25.8%, whereas in the reference area (Canton Bern), where no information was given to the public, hysterectomy rates increased by 1%. In the same period the hysterectomy rate per 100,000 women aged 35-49 declined by 33.2%, and the number of hysterectomies performed annually per gynaecologist decreased by 33.3%. In Canton Bern these rates were unchanged. The decline began 2 months after the start of the information campaign. The reduction in the number of hysterectomies was greater (p less than 0.001) in non-teaching hospitals (31.9%) than in teaching hospitals (18.1%). Information on regional rates and on the need for hysterectomy given through the mass media to the general population can change professional practices.