Clinical Microbiology


The Microbiology division started functioning since 2009 in ‘A’ block behind the current administrative building. The laboratory functions to provide the required services from 7am to 6pm on all the days to the entire hospital and its sister institution. At present the department is equipped to cater diagnostic services and research activities besides academic activities.

The department is associated with various surveillance programs such as Portable water, Operation theatre surveillance, Critical care area surveillance, Microbiology sterility, Sterility check of blood bags, Solutions and Sterilizers. The laboratory is participating External Quality Assurance Scheme (EQAS) done by Indian Association of Medical Microbiologists (IAMM).

The division offers the following Services:

Bacteriology – Smear, Culture, identification of pathogens, Antibiotic Susceptibility Testing (AST) of isolates

Specimens tested

Blood culture – Automated BacT Alert 3D system, Urine Culture ,CSF and other body fluids

Tissue/Biopsy material, Pus , Faeces (Hanging drop for V. cholerae), Sputum, suction tip and Endotracheal aspirates, Throat, Nasal and Ear Swabs


AFB Smear

Culture – solid and Automated BacT Alert MP 3D system – Biomerieux


Microscopy (KOH preparation) & Culture

Academic Activities

The faculty and staff are involved in the teaching of the following paramedical courses:


BSc Physician Assistant

BSc Nursing

PB BSc Nursing

Research Publication

Nandagopal B, Sankar S, Sagadevan K, Arumugam H, Jesudason MV, Aswathaman K, Nair A. Frequency of extended spectrum β-lactamase producing urinary isolates of Gram negative bacilli among patients seen in a multispecialty hospital in Vellore district, India. Indian J Med Microbiol 2015; 33(2): 282-5

George EA, Sankar S, Jesudason MV, Sudandiradoss C, Nandagopal B. Molecular characterization of CTX-M type extended spectrum β-lactamase (ESBL) producing E. coli isolated from humans and the environment”. Indian J Med Microbiol 2015 33(5): 73-79

Sankar S, Vadivel K, Nandagopal B, Jesudason MV, Sridharan G. A multiplex nested PCR for the simultaneous detection of Salmonella typhi, Mycobacterium tuberculosis and Burkholderia pseudomallei in patients with pyrexia of unknown origin (PUO) in Vellore, South India. Molecular Diagnosis and Therapy 2014 18(3): 315-321

George EA, Sankar S, Jesudason MV, Sudandiradoss C, Nandagopal B. Incidence of extended spectrum β-lactamase producing Escherichia coli among patients, healthy individuals and environment. Indian Journal of Medical Microbiology 2014 32(2): 172-174

Sankar S, Narayanan H, Kuppanan S, Nandagopal B. Frequency of ESBL-producing Gram negative bacilli in a 200 bed multi-specialty hospital in Vellore district, Tamil Nadu, India – a prospective, cross-sectional study. Infection 2012; 40(4): 425-429.

0416 – 2206300