Bacteremia vs contaminated blood cultures - Revision history

Rossdonaldson1: /* Risk Factors for Bacteremia */

2020-05-21T15:09:06Z

Risk Factors for Bacteremia

← Revisión anterior		Revisión del 15:09 21 may 2020
Línea 23:		Línea 23:
	*Intravenous drug use		*Intravenous drug use
	*Loss of skin integrity		*Loss of skin integrity
	*Malnutrition and hypoalbuminemia		*Malnutrition and [[hypoalbuminemia]]
	*Neutropenia		*Neutropenia
	*Parenteral nutrition		*Parenteral nutrition

Heston: /* Suggestive of ContaminationAntibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp */

2018-05-14T01:41:32Z

Suggestive of ContaminationAntibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp

← Revisión anterior		Revisión del 01:41 14 may 2018
Línea 6:		Línea 6:
	**Coagulase-negative [[Staphylococcus]] species		**Coagulase-negative [[Staphylococcus]] species
	**Certain [[Streptococci]]		**Certain [[Streptococci]]
	**[[Gram-Positive]] bacilli		**[[Gram-Positive]] bacilli (rods)
	*Only 1 out of 2 or more blood cultures are positive		*Only 1 out of 2 or more blood cultures are positive
	**When positive for coagulase-negative [[Staphylococcal Species]]		**When positive for coagulase-negative [[Staphylococcal Species]]

Rossdonaldson1: /* Suggestive of ContaminationAntibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp */

2017-10-15T04:48:23Z

Suggestive of ContaminationAntibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp

← Revisión anterior		Revisión del 04:48 15 oct 2017
Línea 10:		Línea 10:
	**When positive for coagulase-negative [[Staphylococcal Species]]		**When positive for coagulase-negative [[Staphylococcal Species]]
	*[[Antibiotic Susceptibility Pattern]] of one organism is different from the pattern of the other organisms in the same or subsequent set of cultures (as long as the organisms are of the same species)		*[[Antibiotic Susceptibility Pattern]] of one organism is different from the pattern of the other organisms in the same or subsequent set of cultures (as long as the organisms are of the same species)
	**For example, if 2 sets of blood cultures are both positive for Staphylococcus epidermidis but one set is sensitive to a particular antibiotic while the other set is resistant to the same antibiotics, both sets are likely contaminated		**For example, if 2 sets of blood cultures are both positive for [[Staphylococcus epidermidis]] but one set is sensitive to a particular antibiotic while the other set is resistant to the same antibiotics, both sets are likely contaminated

	==Risk Factors for Bacteremia<ref name="perez"></ref>==		==Risk Factors for Bacteremia<ref name="perez"></ref>==

Rossdonaldson1: /* Contamination Rates for Specific Organisms */

2015-08-19T08:03:13Z

Contamination Rates for Specific Organisms

← Revisión anterior		Revisión del 08:03 19 ago 2015
Línea 32:		Línea 32:
	! Organism !! False positives		! Organism !! False positives
	\|-		\|-
	\| Bacillus spp. \|\| >90%		\| [[Bacillus]] spp. \|\| >90%
	\|-		\|-
	\| Coag-negative [[Staphylococcus]] spp. \|\| >90%		\| Coag-negative [[Staphylococcus]] spp. \|\| >90%
	\|-		\|-
	\| Propionibacterium spp. \|\| >90%		\| [[Propionibacterium]] spp. \|\| >90%
	\|-		\|-
	\| Corynebacterium spp. \|\| >80%		\| [[Corynebacterium]] spp. \|\| >80%
	\|-		\|-
	\| [[Viridans-Group Streptococci]] \|\| 50%		\| [[Viridans-Group Streptococci]] \|\| 50%
	\|-		\|-
	\| Clostridium spp. \|\| 40%		\| [[Clostridium]] spp. \|\| 40%
	\|-		\|-
	\| [[Staphylococcus aureus]] spp. \|\| 25%		\| [[Staphylococcus aureus]] spp. \|\| 25%
	\|-		\|-
	\| Enterococcus spp. \|\| 15%		\| [[Enterococcus]] spp. \|\| 15%
	\|}		\|}

Mholtz: Mholtz moved page Bacteremia Versus Contaminated Blood Cultures to Bacteremia vs contaminated blood cultures

2015-08-18T04:16:06Z

Mholtz moved page Bacteremia Versus Contaminated Blood Cultures to Bacteremia vs contaminated blood cultures

← Revisión anterior	Revisión del 04:16 18 ago 2015
(Sin diferencias)

Mholtz at 04:15, 18 August 2015

2015-08-18T04:15:13Z

← Revisión anterior		Revisión del 04:15 18 ago 2015
Línea 3:		Línea 3:

	==Suggestive of Contamination<ref name="perez">Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp</ref>==		==Suggestive of Contamination<ref name="perez">Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp</ref>==
	#Typical commensal organisms of the skin flora '''in the abscence of an intravenous catheter'''		*Typical commensal organisms of the skin flora '''in the abscence of an intravenous catheter'''
	##Coagulase-negative [[Staphylococcus]] species		**Coagulase-negative [[Staphylococcus]] species
	##Certain [[Streptococci]]		**Certain [[Streptococci]]
	##[[Gram-Positive]] bacilli		**[[Gram-Positive]] bacilli
	#Only 1 out of 2 or more blood cultures are positive		*Only 1 out of 2 or more blood cultures are positive
	##When positive for coagulase-negative [[Staphylococcal Species]]		**When positive for coagulase-negative [[Staphylococcal Species]]
	#[[Antibiotic Susceptibility Pattern]] of one organism is different from the pattern of the other organisms in the same or subsequent set of cultures (as long as the organisms are of the same species)		*[[Antibiotic Susceptibility Pattern]] of one organism is different from the pattern of the other organisms in the same or subsequent set of cultures (as long as the organisms are of the same species)
	##For example, if 2 sets of blood cultures are both positive for Staphylococcus epidermidis but one set is sensitive to a particular antibiotic while the other set is resistant to the same antibiotics, both sets are likely contaminated		**For example, if 2 sets of blood cultures are both positive for Staphylococcus epidermidis but one set is sensitive to a particular antibiotic while the other set is resistant to the same antibiotics, both sets are likely contaminated

	==Risk Factors for Bacteremia<ref name="perez"></ref>==		==Risk Factors for Bacteremia<ref name="perez"></ref>==
Línea 52:		Línea 52:
	*[[Microbiology (Main)]]		*[[Microbiology (Main)]]

	==~~Sources~~==		==References==
	<references/>		<references/>

	[[Category:ID]]		[[Category:ID]]

Rossdonaldson1 at 20:10, 11 September 2014

2014-09-11T20:10:53Z

← Revisión anterior		Revisión del 20:10 11 sep 2014
Línea 54:		Línea 54:
	==Sources==		==Sources==
	<references/>		<references/>

			[[Category:ID]]

Rossdonaldson1: /* Suggestive of ContaminationAntibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp */

2014-04-28T04:14:32Z

Suggestive of ContaminationAntibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp

← Revisión anterior		Revisión del 04:14 28 abr 2014
Línea 4:		Línea 4:
	==Suggestive of Contamination<ref name="perez">Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp</ref>==		==Suggestive of Contamination<ref name="perez">Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp</ref>==
	#Typical commensal organisms of the skin flora '''in the abscence of an intravenous catheter'''		#Typical commensal organisms of the skin flora '''in the abscence of an intravenous catheter'''
	##~~coagulase~~-negative [[Staphylococcus]] species		##Coagulase-negative [[Staphylococcus]] species
	##~~certain~~ Streptococci		##Certain [[Streptococci]]
	##[[Gram-Positive]] bacilli		##[[Gram-Positive]] bacilli
	#Only 1 out of 2 or more blood cultures are positive		#Only 1 out of 2 or more blood cultures are positive

Ostermayer at 20:25, 22 April 2014

2014-04-22T20:25:51Z

← Revisión anterior		Revisión del 20:25 22 abr 2014
Línea 1:		Línea 1:
	==Background==		==Background==
	*[[Staphylococcus aureus]] and Candida sp. isolated from the blood should never be considered a contaminant<ref>~~Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp~~</ref>		*[[Staphylococcus aureus]] and Candida sp. isolated from the blood should never be considered a contaminant<ref name="perez"></ref>

	==Suggestive of Contamination<ref>Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp</ref>==		==Suggestive of Contamination<ref name="perez">Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp</ref>==
	#Typical commensal organisms of the skin flora '''in the abscence of an intravenous catheter'''		#Typical commensal organisms of the skin flora '''in the abscence of an intravenous catheter'''
	##coagulase-negative [[Staphylococcus]] species		##coagulase-negative [[Staphylococcus]] species
Línea 12:		Línea 12:
	##For example, if 2 sets of blood cultures are both positive for Staphylococcus epidermidis but one set is sensitive to a particular antibiotic while the other set is resistant to the same antibiotics, both sets are likely contaminated		##For example, if 2 sets of blood cultures are both positive for Staphylococcus epidermidis but one set is sensitive to a particular antibiotic while the other set is resistant to the same antibiotics, both sets are likely contaminated

	==Risk Factors for Bacteremia<ref>~~Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp~~</ref>==		==Risk Factors for Bacteremia<ref name="perez"></ref>==
	*Advanced age		*Advanced age
	*Corticosteroids		*Corticosteroids
Línea 27:		Línea 27:
	*Parenteral nutrition		*Parenteral nutrition

	==Contamination Rates for Specific Organisms<ref>~~Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp~~</ref>==		==Contamination Rates for Specific Organisms<ref name="perez"></ref>==
	{\| class="wikitable"		{\| class="wikitable"
	\|-		\|-

Rossdonaldson1: /* Suggestive of ContaminationAntibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp */

2014-04-22T07:19:06Z

Suggestive of ContaminationAntibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp

← Revisión anterior		Revisión del 07:19 22 abr 2014
Línea 3:		Línea 3:

	==Suggestive of Contamination<ref>Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp</ref>==		==Suggestive of Contamination<ref>Antibiotic Therapy for Positive Blood Cultures. Perez-Jorge EV, et al. Antimicrobe. http://www.antimicrobe.org/new/e38rev2.asp</ref>==
	#Typical commensal organisms of the skin flora '''in the abscence of''' ~~an intravenous catheter~~		#Typical commensal organisms of the skin flora '''in the abscence of an intravenous catheter'''
	##coagulase-negative [[Staphylococcus]] species		##coagulase-negative [[Staphylococcus]] species
	##certain Streptococci		##certain Streptococci
	##[[Gram-Positive]] bacilli		##[[Gram-Positive]] bacilli
	#Only 1 out of 2 or more blood cultures are positive		#Only 1 out of 2 or more blood cultures are positive
	##~~Most commonly used when~~ positive for coagulase-negative [[Staphylococcal Species]]		##When positive for coagulase-negative [[Staphylococcal Species]]
	#[[Antibiotic Susceptibility Pattern]] of one organism is different from the pattern of the other organisms in the same or subsequent set of cultures (as long as the organisms are of the same species)		#[[Antibiotic Susceptibility Pattern]] of one organism is different from the pattern of the other organisms in the same or subsequent set of cultures (as long as the organisms are of the same species)
	##For example, if 2 sets of blood cultures are both positive for Staphylococcus epidermidis but one set is sensitive to a particular antibiotic while the other set is resistant to the same antibiotics, both sets are likely contaminated		##For example, if 2 sets of blood cultures are both positive for Staphylococcus epidermidis but one set is sensitive to a particular antibiotic while the other set is resistant to the same antibiotics, both sets are likely contaminated