Abstract:
BACKGROUND:In recent years an increase has been observed in the prevalence of meningococcal infection by Neisseria meningitidis serogroup C and in the appearance of strains with moderate resistance to penicillin. PATIENTS AND METHODS:A microbiologic study of the cases of meningococcal infection of serogroup C treated from 1995 to 1996 in the health care area of Ferrol (La Coruña, Spain) was carried out. RESULTS AND CONCLUSIONS:Twenty-nine cases were detected in 1995 and 28 in 1996. Meningococcal infection was observed in patients ranging from 8 months to 21 years of age (mean 5.7 years). Distribution by sex was homogeneous. Two patients died. According to the clinical presentation, 11 were sepsis (38%), 4 meningitis (14%) and 14 both processes (48%). In 4 LCR samples, the analytical study was normal with posterior positive culture results. The detection of bacterial antigen by latex agglutination in CSF only detected 32% of the cases. MIC study determined that 11 strains (38%) presented moderate resistance to penicillin, 9 with a MIC of 0.12 microgram/ml, one with a MIC of 0.25 microgram/ml and another with a MIC of 0.5 microgram/ml. In all the cases the strains were sensitive to cefotaxime (MIC < or = 0.06 microgram/ml) and rifampicin (MIC < or = 0.5 microgram/ml). All the strains belonged to serogroup C serotype 2b, serosubtype P1.2,5. During the study period 4 additional cases of meningococcal disease by serogroup B were observed.
journal_name
Enferm Infecc Microbiol Clinjournal_title
Enfermedades infecciosas y microbiologia clinicaauthors
Ursua MI,Rodríguez-Mayo M,Fernández-Quintairos J,Domínguez D,Luaces J,Agulla Asubject
Has Abstractpub_date
1997-08-01 00:00:00pages
369-72issue
7eissn
0213-005Xissn
1578-1852journal_volume
15pub_type
杂志文章abstract::The effectiveness of different methodologies to identify antigenemia and antibodies against HIV at the time of viral primary infection was evaluated. To this end, 6 consecutive serum samples of a patient who had had symptomatic seroconversion were assessed. The detection of antigenemia was earlier than that of antibod...
journal_title:Enfermedades infecciosas y microbiologia clinica
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journal_title:Enfermedades infecciosas y microbiologia clinica
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