Abstract

BACTERIAL DIVERSITY IN ORAL CAVITY THAT ISOLATE FROM DENTAL CARIES CASES IN NAJAF / IRAQ

Ali M. Hussein Abdulhadi*, Iqbal Amer and Mariam Khalil Mohammed

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Abstract

A total of 100 clinical swab samples were collected from patients with dental caries in Al-Kafeel teaching clinic and dental clinics in Al-Najaf Governorate from November 2023 to January 2024. Study revealed that male were more (64) in compare with female (36). Age groups were between (9-60) years. The results showed that Gram positive bacteria were (77%) while Gram negative were (23%) which diagnosis by VITEK 2 system as the following: Streptococcus mutans 35 (35%), Staphylococcus aureus 15 (15%), Lactobacilli 9 (9%), Staphylococcus species 5 (5%), Streptococcus species 5 (5%), Bacillus species 4 (4%) and Rothia 2(2%) and Actinomycetes 2(2%). Gram negative bacteria that isolated from dental caries were only 23. The bacterial species were: Prevotella 7(7%), Haemophilus influenza 5(5)%, Veillonella parvula 5(5%), Neisseria 5(5%) and E.coli 3(3%) Acinetobacter baumannii 2(2%). Aim of study: Detection of most common micro flora in oral cavity from patients with dental caries.

Keywords: Dental plaque, Gram positive bacteria, VITEK2, Streptococcus mutans, oral flora.