Brain abscess: Difference between revisions
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** '''Lungs:''' [[Streptococcus species]], [[Fusobacterium species]], [[Actinomyces species]] |
** '''Lungs:''' [[Streptococcus species]], [[Fusobacterium species]], [[Actinomyces species]] |
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** '''Urinary tract:''' [[Pseudomonas aeruginosa]], [[Enterobacter species]] |
** '''Urinary tract:''' [[Pseudomonas aeruginosa]], [[Enterobacter species]] |
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** '''Endocarditis:''' [[Viridans group |
** '''Endocarditis:''' [[Viridans group streptococci]], [[Staphylococcus aureus]] |
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** '''Congenital cardiac malformations''' (especially right-to-left shunts): [[Streptococcus species]] |
** '''Congenital cardiac malformations''' (especially right-to-left shunts): [[Streptococcus species]] |
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* Immunocompromised patient |
* Immunocompromised patient |
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Revision as of 00:41, 15 February 2020
Microbiology
- Direct spread
- Nose/sinuses: Streptococcus species (especially S. milleri), Haemophilus species, Bacteroides species, Fusobacterium species
- Teeth: Streptococcus species, Bacteroides species, Prevotella species, Fusobacterium species, Haemophilus species
- Ears: Enterobacteriaceae, Streptococcus species, Pseudomonas aeruginosa, Bacteroides species
- Penetrating head trauma: Staphylococcus aureus, Enterobacter species, Clostridium species
- Neurosurgery: Staphylococcus species, Streptococcus species, Pseudomonas aeruginosa, Enterobacter species
- Hematogenous spread
- Lungs: Streptococcus species, Fusobacterium species, Actinomyces species
- Urinary tract: Pseudomonas aeruginosa, Enterobacter species
- Endocarditis: Viridans group streptococci, Staphylococcus aureus
- Congenital cardiac malformations (especially right-to-left shunts): Streptococcus species
- Immunocompromised patient
- HIV: Toxoplasma gondii, Nocardia species, non-tuberculous mycobacteria, Listeria monocytogenes, Cryptococcus neoformans
- Neutropenia: Gram-negative bacilli, Aspergillus species, mucormycosis, Candida species, Scedosporium species
- Transplantation: Aspergillus species, Candida species, mucormycosis, Scedosporium species, Enterobacteriaceae, Nocardia species, Toxoplasma gondii, and Mycobacterium tuberculosis
- Plus anaerobes, which are common
Further Reading
- Brain Abscesses. NEJM. 2015;371:447-456. doi: 10.1056/NEJMra1301635]
