Publications by authors named "Pieron R"

In 54 patients (45 Africans and 9 West-Indians) we searched schistosomiasis and the presence of immunoglobulins E by different tests (total immunoglobulin E levels, measurement of specific IgE, human basophil degranulation test). In patients with an excretion of living eggs we observed 91.6% of positive responses for the II.

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A 52-year old woman with systemic scleroderma had been treated since 1978 with factor XIII. The skin lesions had improved, and respiratory lesions had become stabilized. In 1984, she developed a bronchiolo-alveolar carcinoma which was treated by surgery.

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A low molecular weight heparin (MW 4000-6000), PK 10169 (Pharmuka), with much reduced anticoagulant in vitro capacity, retains the properties of the standard heparin in releasing lipoprotein lipase and hepatic lipase activity after being injected intravenously.

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Over 7 years, 592 patients infected by Schistosoma haematobium were detected. Among these, 102 had a cystoscopy which found carcinoma in 3 patients, polypi in 1 and vesical "bilharzioma" (so-called pseudo-polyps) in 14. From the results of the biopsies and data from the medical literature the relationship between schistosomiasis and carcinoma in the schistosomial bladder is discussed, as well as the meaning of various lesions, such as malpighian metaplasia, papillomatous hyperplasia and glandular cystitis, seen in biopsy specimens from "bilharziomas".

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A case of angiocholitis with polymicrobic septicemia in an 85-year-old man with a history of cholecystectomy and choledocho-duodenal anastomosis is reported. The biliary tract was obstructed by a piece of tomato skin. Antibiotherapy and fibroscopic extraction of the skin ensured recovery.

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Among 31 patients with positive blood cultures for gram-negative bacilli seen in a department of internal medicine, 13 had at least 3 positive blood cultures from samples taken over more than 12 hours and were diagnosed as having septicemia (group I) ; 18 patients had less than three positive blood cultures over the same period or had several positive blood cultures over a shorter period and were diagnosed as having bacteremia (group II). There were no significant differences between these two groups concerning age, sex, fever, other clinical features, or biological findings. E.

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The authors report two studies : 1) Retrospective : study of liver biopsies in 44 Africans : 22 were HBs Ag positive and 22 HBs Ag negative ; 10 of the HBs Ag positive subjects were found to have chronic persistent hepatitis (CPH), 4 chronic active hepatitis (CAH) and 3 cirrhosis ; 2 of the HBs Ag negative subjects were found to have CPH and 3 CAH ; as far a biological findings are concerned, only the CAH and cirrhosis groups differed from the control group, with higher prothrombin times, transaminase levels and gammaglobulin levels. 2) Prospective : study of the incidence of HBs Ag carriage in 168 Africans ; 17.8 % of them were found to be carriers ; no correlation was found between HBs Ag carriage and S.

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We studied 18 cases of dracunculosis treated in our department of Internal Medicine in Paris. The mean duration of the hospital stay is 38 days (15 to 90). The cost of this stay, calculated on the basis of the daily charge, accounts for 93.

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A case of Reiter disease in a HLA B27 positive man with urethritis followed by polyarthritis is reported. During the disease, serologic conversion for Yersinia enterocolitica type 9 was detected as well as positive serologic tests for Shigella flexneri and Chlamydia. The features of reactive arthritis related to Yersinia and the etiologies of Reiter disease are recalled.

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Four cases of hepatic granulomatosis with positive Yersinia serologic tests are reported. In one case, the Wright serodiagnostic tests were also positive. In the three other cases, no other likely etiology was demonstrated.

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It is well-known that cirrhosis is a predisposing factor to Yersinia septicemia. This study includes 73 cirrhotics and shows a high number of positive serologic tests (47/73 : 64.4%).

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The study concerns 100 patients who are divided in two dissimilar groups. The first group is composed of 39 patients who have signs of possible Yersiniosis infection. In second group composed of 61 cirrhotics patients, the serodiagnosis was systematic.

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The observations of two black African patients seen among 940 hospitalized patients are reported. Intraabdominal calcified larvas, probably of Porocephalus (Armillifer) armillatus were found in both patients. The cycle of this Pentostomida is recalled.

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Two cases of toxopachyosteosis involving the tibial and fibular diaphyses are reported. This rare condition, which is usually well tolerated, was first described by Weismann-Netter and Stuhl in 1954. This dysplasia affects both tibias and fibulas and usually results in symmetrical deformations.

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A case of osteo-onychodysplasia (nail-patella syndrome) is reported. Features of this inherited condition include hypoplastic nails, hypoplastic to absent patellae, subluxation of the patellae, elbow dysplasia, and spurs in the posterior ileum (this last feature was absent in our patient). The nail hypoplasia is the most suggestive abnormality.

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A case of undifferenciated carcinoma of the left lung with stenosis of the right pulmonary artery is reported. The characteristic clinical features of the systolic ejection murmur in pulmonary artery stenosis are recalled as well as the data from phonocardiographic, angiographic, and hemodynamic investigations. After radiation therapy, the grade of the systolic murmur decreased frankly although transiently.

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A case of primary reticulum-cell sarcoma of the rib is reported. This rare tumor arose in an unusual site and was revealed by an exceptional clinical picture. Extensive hemothorax was the initial manifestation.

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A case of Kaposi sarcoma (KS) with cutaneous and splenic involvement is reported. Carcinoma of the left colon and basal cell epithelioma arose eleven years after KS. Genetic, viral, and immunologic factors which may promote initiation and development of Kaposi sarcoma are reviewed.

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Over eight years the authors recorded 46 cases of hepatic tuberculosis. Most cases occurred in patients from black Africa. Forty-five patients had at least one extrahepatic tuberculous localization.

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Report of a case of P. falciparum malaria observed in Rwanda. Relapse and positive blood thick smear has been observed 8 days after the beginning of the treatment of the previous fit of fever by chloroquine.

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