Inclusion-body myositis: clinicopathological studies and isolation of an adenovirus type 2 from muscle biopsy specimen.
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Biomedical subjects
Publications and source records attributed to Y Perol.
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Six patients with pseudomembranous colitis unrelated to lincomycin or clindamycin treatment were investigated for signs of localised or diffuse cytomegalovirus (CMV) infection. Before the onset of colitis 3 patients had receive prednisone, associated in 2 of them with immunosuppressive drugs. Testing for CMV included rectal mucosa biopsies, culture of blood leucocytes with human embryo diploid fibroblasts in continuous layer and titration of complement-deviating anti-CMV antibodies. Cytomegalic cells with nuclear inclusion bodies were found in the rectal mucosa of 5 patients, 4 of whom also had foci of CMV-infected cells in leucocyte-fibroblast cultures, indicative of viraemia. The fifth patient was not tested for viraemia but developed very high anti-CMV antibodies titers at a later stage. These results show that pseudomembranous colitis that are not due to antibiotics are frequently associated with localised or diffuse CMV infection. Viral invasion of the colon might be encouraged by a state of immunodeficiency.
We report the case of a young woman with chronic neutropenia, in whom hepatitis, extensive herpetic eruption and herpes simplex viremia developed after genital herpetic ulceration. Although severe liver necrosis was present, the patient's death did not result from hepatic failure. No inflammatory cell infiltration was found circumscribing the multiple necrotic foci in the liver. This absence of inflammatory cell infiltration reflects the host's inability to normally restrain herpes simplex virus dissemination and, in this patient, might be the consequence of chronic neutropenia.
We cultured for Chlamydia trachomatis, Ureaplasma urealyticum, and Mycoplasma hominis and performed chlamydial serologic studies in 99 women undergoing laparoscopy. These women included patients with acute salpingitis, infertile women with and without mild pelvic inflammatory disease, and controls. C. trachomatis infection was significantly more common in patients than in controls. We also identified low-grade "silent" PID among women with infertility resulting from tubal obstruction and suggest this may be caused by chlamydiae.
Research was made for chlamydia trachomatis and ureaplasma urealyticum in the peritoneum and the tubes of 99 women divided into 4 groups: 17 of them were being investigated because of acute salpingitis (Group A), 17 were being investigated for tubal sterility with chronic inflammation diagnosed laparoscopically (Group B), 29 were being investigated for tubal sterility without any laparoscopic evidence of inflammation (Group C) and 36 women had absolutely normal pelves and were being investigated for sterility. These were the control group (D). Swabs were also taken from the lower genital tracts as well as serological tests for chlamydia trachomatis and cytological samplings of the fluid from the Pouch of Douglas and the histology of the tubes. In the 17 women who had acute salpingitis the swabs 4 cases of C.T. and 4 of U.U. In the 46 women who had tubal sterility the laparoscopic swabs showed cases of C.T. and 7 of U.U. The swabs were most often positive in Group B. This group is characterised by a special appearence of the inflammation, with fluid present and viscous adhesions as well as peritoneal inflammatory cysts. These altogether help to make a presumptive diagnosis of C.T. infection on laparoscopy. In the control group of 36 cases there was no sign of C.T. in any case, although 2 swabs from the peritoneum showed U.U. So there is a statistically significant difference between the groups that were suspicious and the control group whether the results were obtained by cultures or by serological diagnosis. On the other hand there is no definitive difference as far as U.U. is concerned. These observations, which are similar to those published by other authors, lead us to think that micro-organisms and especially chlamydia trachomatis could be the bacteriological agent responsible for chronic inflammatory states found so frequently in women with tubal sterility.
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A case of polymorphic erythema which could have been caused by a gonococcal infection is used as a basis for retracing the evolution of the gonococcus at the present time, describing the conditions necessary for its diagnosis, and discussing the possible interpretation of this case.
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During acute lymphoblastic leukemia in children, bacterial infections occur during initial treatment, whereas virus infections are observed during remission. Mycoses and pneumocystis carinii infections are the commonest late complications. During agranulocytosis, any prolonged fever should be considered as due to infection and probably septicemia. The bacteria are usually of digestive origin. Antibiotic therapy is only very inconstantly efficacious, and the course follows closely the number of granular cells, thus justifying the use of white cell transfusions.
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