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  1. Article: Nasal colonization in children with community acquired methicillin-resistant Staphylococcus aureus.

    Davoodabadi, Fazlollah / Mobasherizadeh, Sina / Mostafavizadeh, Kamyar / Shojaei, Hasan / Havaei, Seyed Asghar / Koushki, Ali Mehrabi / Moghadasizadeh, Zahra / Meidani, Mohsen / Shirani, Kiana

    Advanced biomedical research

    2016  Volume 5, Page(s) 86

    Abstract: Background: Methicillin-resistant Staphylococcus aureus (MRSA) is a frequent cause of infections. The changing epidemiology of MRSA became evident in the 1990s when CA-MRSA cases were first reported. Nasal carriage of CA-MRSA is associated with an ... ...

    Abstract Background: Methicillin-resistant Staphylococcus aureus (MRSA) is a frequent cause of infections. The changing epidemiology of MRSA became evident in the 1990s when CA-MRSA cases were first reported. Nasal carriage of CA-MRSA is associated with an increased risk for development of infections in various populations.
    Materials and methods: Anterior nares culture for the presence of methicillin-susceptible Staphylococcus aureus (MSSA) and MRSA was taken from 345 children attending kindergartens, who didn't have any known risk factor for MRSA colonization. Also, children demographic variables were recorded. Identification of SA and community-acquired methicillin-resistant Staphylococcus aureus (CA-MRSA) with standard microbiological test was performed. Finally, the susceptibility of isolated to various antibiotics determined. The data were analyzed with Whonet 5.6 software.
    Results: Of 345 children, 20 children (5.8%) were colonized with CA-MRSA, 86 children (24.9%) with MSSA and 239 cases (69.3%) didn't have SA colonization. The highest rate of MSSA and MRSA colonization was obtained at the age of 6 years. The frequency distribution of SA (MSSA and MRSA) colonization prevalence didn't have any significant differences based on age, gender and the admission time (P > 0.05); but it was significantly different in the urban areas (P < 0.001). The lowest resistance rate of CA-MRSA isolates, with a frequency of 10%, was detected with gentamicin, rifampin, and trimethoprim-sulfamethoxazole.
    Conclusions: In summary, CA-MRSA colonization was observed in child care centers remarkably. Therefore, by facing various infections due to SA especially in areas of low socio-economic status, it must be considered. Based on antibiogram test, empirical treatment with rifampin, gentamicin and ciprofloxacin is recommended during CA-MRSA infections.
    Language English
    Publishing date 2016-05-11
    Publishing country India
    Document type Journal Article
    ZDB-ID 2672524-1
    ISSN 2277-9175
    ISSN 2277-9175
    DOI 10.4103/2277-9175.182217
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article: Nasal carriage screening of community-associated methicillin resistant Staphylococcus aureus in healthy children of a developing country.

    Mobasherizadeh, Sina / Shojaei, Hasan / Havaei, Seyed Asghar / Mostafavizadeh, Kamyar / Davoodabadi, Fazlollah / Khorvash, Farzin / Kushki, Ali Mehrabi / Daei-Naser, Abbas / Ghanbari, Fahimeh

    Advanced biomedical research

    2016  Volume 5, Page(s) 144

    Abstract: Background: The rapid emergence and spread of community-associated methicillin-resistant Staphylococcus aureus (CA-MRSA) has raised considerable public health concern in both developed and developing countries. The current study aimed to address the ... ...

    Abstract Background: The rapid emergence and spread of community-associated methicillin-resistant Staphylococcus aureus (CA-MRSA) has raised considerable public health concern in both developed and developing countries. The current study aimed to address the extent of this phenomenon in healthy preschool children of a developing country.
    Materials and methods: We conducted a prospective study from April 2013 to March 2014 on 410 healthy 2-6 years old preschool children in Isfahan, Iran. Demographic medical data and nasal samples were collected from the participating children. Isolates were identified as S. aureus and MRSA based on microbiological and molecular tests, including the presence of eap and mecA genes.
    Results: The overall prevalence of S. aureus and CA-MRSA nasal carriage was 28% (115/410) and 6.1% (25/410), respectively. The identity of isolates was confirmed by molecular assay. The factors that were independently associated with nasal carriage of S. aureus were: Children crowding in day-care nurseries and income level of families. A total of 20/90 (22.2%) of methicillin-susceptible S. aureus and all 25 CA-MRSA displayed multiple drug resistance to 3-8 antibiotics.
    Conclusions: The current report reflects issues and concerns that the high rate of colonization by CA-MRSA in Iranian healthy children provides obliging evidence that MRSA have established a foothold in the community and are emerging as important health threatening pathogens. It is suggested that we need more effective infection control measures to prevent transmission of nasal CA-MRSA in healthy preschool children.
    Language English
    Publishing date 2016-08-30
    Publishing country India
    Document type Journal Article
    ZDB-ID 2672524-1
    ISSN 2277-9175
    ISSN 2277-9175
    DOI 10.4103/2277-9175.187400
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Nasal colonization in children with community acquired methicillin-resistant Staphylococcus aureus

    Fazlollah Davoodabadi / Sina Mobasherizadeh / Kamyar Mostafavizadeh / Hasan Shojaei / Seyed Asghar Havaei / Ali Mehrabi Koushki / Zahra Moghadasizadeh / Mohsen Meidani / Kiana Shirani

    Advanced Biomedical Research, Vol 5, Iss 1, Pp 86-

    2016  Volume 86

    Abstract: Background: Methicillin-resistant Staphylococcus aureus (MRSA) is a frequent cause of infections. The changing epidemiology of MRSA became evident in the 1990s when CA-MRSA cases were first reported. Nasal carriage of CA-MRSA is associated with an ... ...

    Abstract Background: Methicillin-resistant Staphylococcus aureus (MRSA) is a frequent cause of infections. The changing epidemiology of MRSA became evident in the 1990s when CA-MRSA cases were first reported. Nasal carriage of CA-MRSA is associated with an increased risk for development of infections in various populations. Materials and Methods: Anterior nares culture for the presence of methicillin-susceptible Staphylococcus aureus (MSSA) and MRSA was taken from 345 children attending kindergartens, who didn't have any known risk factor for MRSA colonization. Also, children demographic variables were recorded. Identification of SA and community-acquired methicillin-resistant Staphylococcus aureus ( CA-MRSA) with standard microbiological test was performed. Finally, the susceptibility of isolated to various antibiotics determined. The data were analyzed with Whonet 5.6 software. Results: Of 345 children, 20 children (5.8%) were colonized with CA-MRSA, 86 children (24.9%) with MSSA and 239 cases (69.3%) didn't have SA colonization. The highest rate of MSSA and MRSA colonization was obtained at the age of 6 years. The frequency distribution of SA (MSSA and MRSA) colonization prevalence didn't have any significant differences based on age, gender and the admission time (P > 0.05); but it was significantly different in the urban areas (P < 0.001). The lowest resistance rate of CA-MRSA isolates, with a frequency of 10%, was detected with gentamicin, rifampin, and trimethoprim-sulfamethoxazole. Conclusions: In summary, CA-MRSA colonization was observed in child care centers remarkably. Therefore, by facing various infections due to SA especially in areas of low socio-economic status, it must be considered. Based on antibiogram test, empirical treatment with rifampin, gentamicin and ciprofloxacin is recommended during CA-MRSA infections.
    Keywords Community-acquired ; methicillin-resistant Staphylococcus aureus ; methicillin-susceptible Staphylococcus aureus ; Medicine ; R ; Biology (General) ; QH301-705.5
    Language English
    Publishing date 2016-01-01T00:00:00Z
    Publisher Wolters Kluwer Medknow Publications
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  4. Article ; Online: Nasal carriage screening of community-associated methicillin resistant Staphylococcus aureus in healthy children of a developing country

    Sina Mobasherizadeh / Hasan Shojaei / Seyed Asghar Havaei / Kamyar Mostafavizadeh / Fazlollah Davoodabadi / Farzin Khorvash / Ali Mehrabi Kushki / Abbas Daei-Naser / Fahimeh Ghanbari

    Advanced Biomedical Research, Vol 5, Iss 1, Pp 144-

    2016  Volume 144

    Abstract: Background: The rapid emergence and spread of community-associated methicillin-resistant Staphylococcus aureus (CA-MRSA) has raised considerable public health concern in both developed and developing countries. The current study aimed to address the ... ...

    Abstract Background: The rapid emergence and spread of community-associated methicillin-resistant Staphylococcus aureus (CA-MRSA) has raised considerable public health concern in both developed and developing countries. The current study aimed to address the extent of this phenomenon in healthy preschool children of a developing country. Materials and Methods: We conducted a prospective study from April 2013 to March 2014 on 410 healthy 2-6 years old preschool children in Isfahan, Iran. Demographic medical data and nasal samples were collected from the participating children. Isolates were identified as S. aureus and MRSA based on microbiological and molecular tests, including the presence of eap and mecA genes. Results: The overall prevalence of S. aureus and CA-MRSA nasal carriage was 28% (115/410) and 6.1% (25/410), respectively. The identity of isolates was confirmed by molecular assay. The factors that were independently associated with nasal carriage of S. aureus were: Children crowding in day-care nurseries and income level of families. A total of 20/90 (22.2%) of methicillin-susceptible S. aureus and all 25 CA-MRSA displayed multiple drug resistance to 3–8 antibiotics. Conclusions: The current report reflects issues and concerns that the high rate of colonization by CA-MRSA in Iranian healthy children provides obliging evidence that MRSA have established a foothold in the community and are emerging as important health threatening pathogens. It is suggested that we need more effective infection control measures to prevent transmission of nasal CA-MRSA in healthy preschool children.
    Keywords Community acquired ; drug resistance ; methicillin-resistant Staphylococcus aureus ; Staphylococcus aureus ; Medicine ; R ; Biology (General) ; QH301-705.5
    Subject code 360
    Language English
    Publishing date 2016-01-01T00:00:00Z
    Publisher Wolters Kluwer Medknow Publications
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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