Dhingra V K, Sonia Malik, Hanif M, Arora V K.
XDR tuberculosis: A report from the New Delhi Tuberculosis Centre, India.
J Coll Physicians Surg Pak Jan ;19(2):133-5.

During the 6 years from 2001 to 2006, a total of 18,443 M. tuberculosis isolates were processed for drug sensitivity testing. Of those, 9614 (52.12%) were found to be multidrug resistant. A total of 86 (0.89%) cases met the criteria of XDR among the MDR-TB cases. Year-wise detection of these XDR cases is given in Table I. A consistent decline was observed in the incidence of reported cases of XDR over the years right from the year 2001. These 86 cases were reported from 7 states with the largest number from Delhi (49) followed by neighbouring Rajasthan (10), Haryana (9), Uttar Pradesh (8), Uttaranchal (5), Punjab (4) and Madhya Pradesh (1). Of those 86 cases, only 5 patients were females and rest were males. A total of 53 out of 86 (61.6%) of the isolated resistant strains were resistant to more than 4 classes of drugs indicating severity of resistance.

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