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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2006-11-19
pubmed:abstractText
This report focuses on changes in the nasopharyngeal bacterial flora before and after administration of antimicrobial agents in 172 cases of acute upper respiratory infection in patients aged 6 years or younger. The antimicrobial agents administered were amoxicillin (AMPC) (34%), clavulanic acid/amoxicillin compound (11%), cefditren pivoxil (CDTR-PI) (43%), and others (12%). Changes in nasopharyngeal bacterial flora were investigated with reexaminations conducted after 2-5 days (day 2-5 subgroup), 6-10 days (day 6-10 subgroup), and 11 days and thereafter. There was a significant reduction in the Streptococcus pneumoniae detected in the group administered AMPC (AMPC group) in the day 2-5 subgroup and the day 6-10 subgroup. There was also a significant decrease in H. influenzae in the group administered CDTR-PI (CDTR-PI group) in the day 2-5 subgroup. From this it was inferred that for the most part significant changes in infectious nasopharyngeal bacteria occurred in the day 2-5 subgroups. However, a significant improvement in the degree of inflammation, as indicated by leukocyte infiltration images for the AMPC group, was observed in the day 2-5 subgroup, and for the CDTR-PI group in the day 6-10 subgroup. On the other hand, in both the antimicrobial agent groups, S. pneumoniae, Haemophilus influenzae, and Moraxella catarrhalis were newly detected at reexamination. Furthermore, a difference in the incidence of these bacteria was observed between the 2 antimicrobial agent groups. It was suggested that such phenomena related to the survival of resistant strains or a recurrence otitis media.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
1341-321X
pubmed:author
pubmed:issnType
Print
pubmed:volume
12
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
305-30
pubmed:meshHeading
pubmed-meshheading:17109095-Anti-Infective Agents, pubmed-meshheading:17109095-Child, pubmed-meshheading:17109095-Child, Preschool, pubmed-meshheading:17109095-Drug Resistance, pubmed-meshheading:17109095-Female, pubmed-meshheading:17109095-Haemophilus Infections, pubmed-meshheading:17109095-Haemophilus influenzae, pubmed-meshheading:17109095-Humans, pubmed-meshheading:17109095-Infant, pubmed-meshheading:17109095-Male, pubmed-meshheading:17109095-Moraxella (Branhamella) catarrhalis, pubmed-meshheading:17109095-Moraxellaceae Infections, pubmed-meshheading:17109095-Nasopharynx, pubmed-meshheading:17109095-Otitis Media, pubmed-meshheading:17109095-Pneumococcal Infections, pubmed-meshheading:17109095-Polymerase Chain Reaction, pubmed-meshheading:17109095-Respiratory Tract Infections, pubmed-meshheading:17109095-Streptococcus pneumoniae
pubmed:year
2006
pubmed:articleTitle
Study of nasopharyngeal bacterial flora. Second report. Variations in nasopharyngeal bacterial flora in children aged 6 years or younger when administered antimicrobial agents. Part 2.
pubmed:affiliation
Teikyo University School of Medicine, Tokyo, Japan. mrsa@interlink.or.jp
pubmed:publicationType
Journal Article