Bacteriological and Immunological Study of Patients with Tonsillitis in Hila City


The current study was conducted to investigate the bacterial causes of tonsil infection which including chronic and acute tonsillitis. Two hundred twelve swabs were collected from the infected people with Tonsillitis in addition to 90 blood sample of people who reviewed Al-Hilla teaching hospital and Al-Noor hospital for children from October 2013 to April 2014 and 100 blood control. Culture investigations showed 197 positive bacterial growths. The bacterial growth include 147 Gram positive and 75 isolates Gram negative isolates, Gram-positive include Streptococcus pyogens (20.2%), Staphylococcus aureus (19.3%), Streptococcus pneumoniae (15.3%) and Streptococcus viridans (11. 2%). Streptococcus pyogens show high percentage of isolate 20.2% while S. viridians show low percentage isolate (11.2%). While Gram negative include, H. influenzae (17.1%), K. pneumoniae (8.1%), P. aeruginosae (2.03),E .coli (3.6%). H. influenzae show high percentage of isolate (17.1%) while E. coli shows low percentage of isolates (3.6%). The concentration of cytokines was revealed in this study IL-17 showed increased at in concentration especially in age group 1-10 years and reached 55.25 pg/ml compared to control group. The Heat shock protein (HSP-27) showed increase in their concentrations in tonsillitis patient than in controls particularly at age group 21-30 years which reached 22.25 pg/ml.