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Earlier Positivity of Central-Venous- versus Peripheral-Blood Cultures Is Highly Predictive of Catheter-Related Sepsis

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Blot, François, Schmidt, Eric, Nitenberg, Gérard, Tancrède, Cyrille, Leclercq, Bernard, Laplanche, Agnès, Andremont, Antoine·1998·Journal of Clinical Microbiology

Abstract

To diagnose catheter-related sepsis without removing the catheter, we evaluated the differential positivity times of cultures of blood drawn simultaneously from central venous catheter and peripheral sites. In a 450-bed cancer reference center, simultaneous central- and peripheral-blood cultures were prospectively performed for patients with suspicion of catheter-related sepsis over an 18-month period. Data for 64 patients for whom the same microorganisms were found when central- and peripheral-blood samples were cultured were retrospectively reviewed by two independent physicians blinded to the differential positivity time values in order to establish or refute the diagnosis of catheter-related sepsis. The diagnosis was established in 28 cases, refuted in 14, and indeterminate in the remaining 22. The differential positivity time was significantly greater for patients with catheter-related sepsis ( P < 10 −4 ). A cutoff limit of +120 min had 100% specificity and 96.4% sensitivity for the diagnosis of catheter-related sepsis. These results strongly suggest that measurement of the differential positivity time might be a reliable tool facilitating the diagnosis of catheter-related sepsis in patients with an indwelling catheter.

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Metadata

Authors
Blot, F., Schmidt, E., Nitenberg, G., Tancrède, C., Leclercq, B., Laplanche, A., & Andremont, A.
Venue
Journal of Clinical Microbiology
Published
1998-01
Volume
36
Issue
1
Pages
105-109
ISSN
  • 0095-1137 (ISSN-L)
  • 1098-660X
OpenAlex
W1595859263
Cited by
289
References
0
FWCI
16.80
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Earlier Positivity of Central-Venous- versus Peripheral-Blood Cultures Is Highly Predictive of Catheter-Related Sepsis. https://app.cochat.ai/papers/10.1128/jcm.36.1.105-109.1998
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Blot, F., Schmidt, E., Nitenberg, G., Tancrède, C., Leclercq, B., Laplanche, A., & Andremont, A. (1998). Earlier Positivity of Central-Venous- versus Peripheral-Blood Cultures Is Highly Predictive of Catheter-Related Sepsis. Journal of Clinical Microbiology. https://doi.org/10.1128/jcm.36.1.105-109.1998

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