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Prevalence of Common Dental Diseases

National Doctors Forum
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  • Dentistry
  • Ecology
  • Medicine


42 Review Article Actinomycosis : An Update Moniruddin ABM1, Begum H2, Nahar K3 2010 Volume 22 Number 01 43 1. ABM Moniruddin MBBS, FCPS(S) Consultant, Surgery, General Hospital, Narayanganj. 2. Hamida Begum MBBS, FCPS Assistant Professor, Department of Obstetrics and Gynaecology Bangabandhu Sheikh Mujib Medical University, Dhaka 3. Khairun Nahar MBBS, FCPS Assistant Professor, Department of Obstetrics and Gynaecology Bangabandhu Sheikh Mujib Medical University, Dhaka Endocaditis8, Pericarditis12, Pneumonia (Community Acquired1 or Nosocomia15), Lung absecess5, Bronchiectasis5, Empyema Thoracis12 etc when caused by these organisms remain undiagnosed or if not properly treated would endanger the life of the patient. There are significant morbidities as well. Aetiology The causative organisms are non-motile, non-spore forming, non-acid fast, Gram positive pleomorphic, anaerobic-to- microaerophilic filamentous bacterial rods3. The most common ones are1 Actinomyces israeli, Actinomyces gerencseriae, Actinomyces naeslundii, Actinomyces odontolyticus, Actinomyces viscosus, Actinomyces turicensis, Actinomyces meyeri, Propionibacterium propionicus. In addition to these microorganisms, almost all actinomycotic lesions contain so-called companion bacteria. The most important of these bacteria is Actinobacillus actinomycetemcomitans, followed by Peptostreptococcus, Prevotella, Fusobacterium, Bacteroides, Staphylococcus, and Streptococcus species, and Enterobacteriaceae, depending on the location of actinomycotic lesions. These companion bacteria appear to magnify the low pathogenic potential of actinomycetes2. Actinomycosis can affect people of all ages, but the majority of cases are reported in young to middle-aged adults (aged 20-50 yrs)2. No racial predilection exists. For unknown reasons, men are affected more commonly than women, with the exception of pelvic actinomycosis11. The reported male-to-female ratio2 is 3:1. Actinomycosis occurs worldwid

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