G P Wormser

..Regardless of regimen, objective evidence of treatment failure was extremely rare...

..burgdorferi from the tick bite site or in preventing dissemination to other tissues. Reasons for the discrepant findings are discussed...

..Tables list the doses and durations of antimicrobial therapy recommended for treatment and prevention of Lyme disease and provide a partial list of therapies to be avoided. A definition of post-Lyme disease syndrome is proposed...

..This is a particular concern for the C6 test, which is based on reactivity to a single peptide...

..quot;Chronic Lyme disease" is a vaguely defined term that has been applied to patients with unexplained prolonged subjective symptoms, whether or not there was or is evidence of B. burgdorferi infection...

..The high rate, early onset and prolonged duration of risk of spirochetemia probably explain why untreated patients with erythema migrans may develop objective clinical manifestations at a distant anatomic site...

..Recommendations on duration of treatment of early Lyme borreliosis deserve critical reappraisal...

..Thus, in patients with erythema migrans, certain clinical variables such as the duration and number of skin lesions had a profound impact on seropositivity rates, irrespective of the serologic assay performed...

..Relapse of infection after levofloxacin therapy was reproduced in a severe combined immune-deficient (SCID) mouse infection model. Quinolone therapy should not be considered curative of HGA...

..We conclude that there is no scientific evidence to support the hypothesis that such spirochetes, should they exist in humans, are the cause of post-Lyme disease syndrome...

..The rate of recovery from plasma cultures was significantly greater than that from serum cultures (P < 0.001)...

..Bloodstream invasion in Lyme disease has been difficult to study because until recently blood culture methods were too insensitive to detect spirochetemia...

..Therefore, B. lonestari is considered to be a leading candidate for the etiologic agent of EM in this region...

..A safe, effective, inexpensive and well-accepted vaccine would be welcome...

..The third patient underwent splenectomy for trauma and acquired babesiosis postoperatively from a blood transfusion. Our cases demonstrate the need to be vigilant for babesiosis in patients undergoing splenectomy...

..The clinical outcome with 10-28 days of antibiotic treatment is generally excellent, but in view of the experience with other infections, future studies might address whether the duration of antibiotic therapy could be shortened...

..microti...

..An illness associated with an EM-like skin lesion, but which is not caused by B. burgdorferi, occurs in many southern states in the United States (southern tick-associated rash illness [STARI], also known as Masters disease)...

..RST1 strains are the most pathogenic, and RST3 strains are the least pathogenic...

..Furthermore, OspA reactivity did not interfere with interpretation of immunoblots with sera from patients who developed early Lyme disease despite vaccination...

..burgdorferi infection. No single diagnostic modality is suitable for detection of B. burgdorferi in every patient with erythema migrans...

..The first-generation cephalosporin, cephalexin monohydrate, is effective for treating bacterial cellulitis but has not been recommended or studied for treating Lyme disease because of poor in vitro activity...

..02). CONCLUSIONS: A single 200-mg dose of doxycycline given within 72 hours after an I. scapularis tick bite can prevent the development of Lyme disease...

..burgdorferi, suggesting that genotypic differences in the infecting spirochetes play a key role in the pathogenesis and development of clinical disease...

..001). The association between distinct chromosomal and plasmid markers implies a clonal origin for each genotype...

..Subjective symptoms during follow-up evaluations tended to be mild to moderate, intermittent, and associated with more symptomatic illness at the time of initial diagnosis...

..Antibodies reach high titers during the first month and remain detectable in about one-half of patients at 1 year after onset of symptoms...

..Our findings suggest that, if further improvements in the yield of blood cultures are possible, they probably will depend on enhancing the sensitivity of the culture method rather than increasing the volume of material cultured...

..A larger randomized trial is needed to demonstrate definitively that prophylaxis is more effective than placebo in reducing the risk of early Lyme disease in endemic areas...

..For reasons discussed, we suggest caution in extrapolating an estimate of the number of viable Borrelia in plasma from the observed number of flaB copies...

..Theoretically, a serologic testing method could be devised which would distinguish infection with invasive versus non-invasive strains of B. burgdorferi, and allow testing of the second hypothesis...

..For one strain, the MBC of chloramphenicol was < or =8 microg/ml. These data suggest that quinolone antibiotics and rifampin may be alternative agents for patients with intolerance to tetracyclines...

..Additional experimental studies are needed to clarify more precisely the pharmacodynamic properties of doxycycline and to validate the accuracy of this hypothesis...

..burgdorferi (P = 0.008) but not with the number or severity of symptoms. Skin culture positivity was significantly associated with skin lesions containing larger numbers of spirochetes (P = 0.019)...

..These abnormalities are most marked in patients with AIDS, but are also present in patients with AIDS-related complex. Selenium deficiency has important implications for the progression and pathogenesis of clinical disease in AIDS...

..These experiments suggest that shorter courses of antibiotics than those currently recommended should be considered for study in patients with early uncomplicated Lyme disease...

..The optimal duration of treatment for patients with late Lyme disease is unresolved...

..2%; 95% confidence interval, 6.6%-39.4%) of 26 untreated adult patients with extracutaneous manifestations but only for patients with clinical evidence for a short duration of infection...

..burgdorferi recovered from patients from suburban New York City with early Lyme disease associated with erythema migrans; it is the largest number of borrelial strains from North America ever to be investigated...

..The strong linkage observed between the chromosome-located rrs-rrlA and plasmid-borne ospC genes suggests a clonal structure of B. burgdorferi in these isolates, despite evidence of recombination at ospC...

..Because patients with early Lyme disease continue to remain at high risk for reinfection, this population should be targeted for education about prevention of Lyme disease...

..Although patients experiencing babesiosis that is unresponsive to standard antimicrobial therapy have been described, the pathogenesis, clinical course, and optimal treatment regimen of such cases remain uncertain...

..Evaluation of these assays is currently being done, and there is evidence that certain of these antigens may be broadly cross-reactive with the B. burgdorferi sensu lato species causing LB in Europe...

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..burgdorferi isolate. The RST1 genotype is genetically homogeneous and thus may represent a recently evolved clonal lineage that is highly pathogenic in humans and animals...

..The data suggest that variations in BSK medium have a significant impact on the infectivity and pathogenicity of B. burgdorferi clinical isolates...

..phagocytophila antibodies when the conventional cutoff titer of 80 is used in the IFA. This information must be considered in interpretation of test results...

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..Rather, these conversions may be effects of previous BCG vaccination. Two-step initial PPD skin testing may help to eliminate nearly 80% of such false-positive conversions...

..CONCLUSIONS: In contrast to the experience with hepatitis B virus infection, hemodialysis nurses appear to be at low risk for occupationally acquired HCV infection...

..The results provide evidence for the existence of a differential immune system response in PLS, offering new clues about the etiopathogenesis of the disease that may prove useful in devising more effective treatment strategies...

..Because there is substantially less variation in the chromosomal and circular plasmid portions of the genome, the major differences in open reading frame content and genomic diversity among isolates are linear plasmid driven...

..OBJECTIVES: 1. To describe the clinical characteristics of EG. 2. To discuss causative organism and risk factor for EG in patients with AIDS. 3. To identify rates of relapse/recurrence of EG in patients with AIDS...

..A table is presented to facilitate conversion of metric units to SI units and vice versa...

..We conclude that acid-fast smears on sputum specimens are a relatively insensitive test for pulmonary tuberculosis in AIDS/ARC patients...

..Younger persons without a history of Lyme disease should be targeted for programs that will educate them about Lyme disease...

..In 2004, a 650-bed, tertiary care medical center experienced an outbreak of multiple antibiotic-resistant Klebsiella pneumoniae (MR-KP) that included extended-spectrum beta-lactamase (ESBL)-producing and non-ESBL-producing strains...

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..Tissue sampling for histological and microbiological evaluation is usually necessary to establish a diagnosis...

..Dexamethasone inhibits the macrophage-mediated deletion of CD4 lymphocytes in HIV-infected persons...

..We conclude that parenteral exposure to blood of HIV-infected patients in the health care setting is rarely associated with the development of hepatitis C infection...

..9 +/- 2.5 in HIV-seropositive-only cases (p less than 0.05 AIDS vs ARC). There were no significant correlations between specific anthropometric measurements and dietary intakes of protein or fat.(ABSTRACT TRUNCATED AT 250 WORDS)..

..It is possible that the primary site of infection in HGE is the peripheral mature granulocytic population...

..aureus, with global implications on the ethics of the delivery of quality health care to all members of society...

..This suggests that at least three of the four Bmp proteins are expressed by B. burgdorferi in infected patients and that specific antibodies to them are likely to be present in the P39 band in some patients...

..To assess the frequency of contamination of ophthalmic solutions in a long-term care facility and to describe the characteristics of contaminated solutions...

..It is the responsibility of all physicians and medical scientists to stand up to antiscientific, baseless and unethical attacks on those who support an evidence-based approach to caring for patients...

..Patients with multiple erythema migrans were almost uniformly culture positive by this technique...

..Performance of surveillance cultures at regular intervals may reduce the need for contact precautions for LTCF residents with resistant gram-negative bacilli colonization...

..Our objective was to update our prior meta-analysis on antibiotic prophylaxis for the prevention of Lyme disease, to obtain a more precise estimate of treatment effect...

..In this report, we describe two patients with rickettsialpox who had acute hepatitis that resolved completely. In the appropriate clinical setting, rickettsialpox should be considered in the differential diagnosis of hepatitis...

..0001). These results indicate that a decline in anti-C(6) antibody titer coincides with effective antimicrobial therapy in patients with early localized or early disseminated Lyme borreliosis...

..The C6 test is negative in patients with STARI, providing further evidence that B. burgdorferi is not the etiologic agent of this disease...

..Furthermore, several p44 genes are not hypermutatable in nature, based on the conservation of gene sequences and loci among isolates obtained 5 years apart...

..Our results demonstrate that only some genotypes of B. burgdorferi present in ticks have a high propensity to disseminate in humans...

..These data delineate a role for differentially produced B. burgdorferi antigens in spirochete colonization of mouse joints, and suggest new strategies for the treatment of Lyme arthritis...

..burgdorferi correspond to genetically distinct populations. Importantly, the MLST data suggest that B. burgdorferi originated in Europe rather than in North America as proposed previously...

..05). Our data demonstrate that this new sensitive rNon-OspA ELISA can be used for the laboratory detection of B. burgdorferi antibodies regardless of vaccination status and could replace existing serologic assays for Lyme disease...

..burgdorferi in patients with acute erythema migrans. In later stages of Lyme disease, the sensitivities of the in parallel tests and 2-tiered testing were high and statistically equivalent...

..These findings demonstrate that diagnosis by C6 ELISA remains effective for infection with all B. burgdorferi genotypes, including those with incomplete lp28-1 plasmids...

..In a different group of patients, we will describe for the first time the outcome of patients with early Lyme disease more than 10 years after diagnosis and treatment. ..

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