Journal of Pure and Applied MicrobiologyVol. 9 No. 3

Seroepidemiological Review of Leptospitosis and its Co- Infection Between 2007 to 2009 in Chennai, Tamil Nadu - A Doctoral Thesis Report

Thiruvengadam Subramaniyan1* and Mazher Sultana2

1Department of Biotechnology, Rajalakshmi Engineering College, Chennai - 602105, India. 2Department of Zoology, Presidency College, Chennai - 600005, India.

Received on 06 May 2015 and accepted on 06 July 2015



The intention of this study was to detect leptospirosis in suspected pyrexia cases with unidentified sanitary status in and around Chennai. A total of 458 serum samples from human were screened for presence of Leptospira antibodies. Of these, 176 serum samples were found positive for Leptopira antibodies and yielding an overall seropositivity of 38.40% with anicteric leptospirosis (87.4%.). Higher rate of seropositivity has been reported during the period of October 2008 to February 2009 and male comprise 62.00%. The occurrence of autumnalis was found to be 23.2%, icterohaemorrhagiae 21%, hebdomadis 12.6, australis 10.8%, grippotyphosa 9.7%, pomona 9%, copenhageni 6.9%, bataviae 4.6% and mixed 2.2% also found, though at lower frequencies. All the patients had fever and myalgia, head ache, vomiting, body pain with lower frequencies. Association of leptospirosis and urinary tract co-infection infection was found in 7.40% of cases, causative organisms isolated from the patients were pseudomonas aeruginosa, Escherichia coli, Staphylococcus aureus and Enterococcus faecalis.

Keywords : Leptospira, Leptospirosis, Serovars, UTI, Co-infection.