Epidemiology of anti-tuberculosis drug resistance patterns and trends in tuberculosis referral hospital in Addis Ababa, Ethiopia

被引:38
作者
Abate D. [1 ,2 ]
Taye B. [1 ,3 ]
Abseno M. [2 ]
Biadgilign S. [4 ]
机构
[1] Addis Ababa University, College of Health Science, School of Medical Laboratory Sciences, Addis Ababa
[2] St. Peters TB Specialized Hospital, Addis Ababa
[3] Addis Ababa University, College of Health Science, School of Public Health, Addis Ababa
[4] Department of Epidemiology and Biostatistics, Jimma University, College of Public Health and Medical Science, Jimma
关键词
Drug resistance; Drug susceptibility; Epidemiology; MDR-TB; Trend;
D O I
10.1186/1756-0500-5-462
中图分类号
学科分类号
摘要
Background: Drug-resistant TB has emerged as a major challenge facing TB prevention and control efforts. In Ethiopia, the extent/trend of drug resistance TB is not well known. The aim of this study was to determine the pattern and trend of resistance to first line anti-TB drugs among culture positive retreatment cases at St.Peters TB Specialized Hospital. Findings. A hospital based retrospective study was used to assess the pattern of anti-TB drug resistance among previously treated TB patients referred to St.Peters TB Specialized Hospital from January 2004-December 2008 Gregorian calendar(GC) for better diagnosis and treatment. Among 376 culture positive for M. tuberculosis one hundred and two (27.1%) were susceptible to all of the four first line anti-TB drugs -Isoniazid (INH), Rifampicin (RIF), Ethambutol (ETB) & Streptomycin (STM). While 274 (72.9%) were resistant to at least one drug. Any resistance to STM (67.3%) was found to be the most common and the prevalence of MDR-TB was 174 (46.3%). Trend in resistance rate among re-treatment cases from 2004 to 2008 showed a significant increase for any drug as well as for INH, RIF, and MDR resistance (P <0.05 for trend). Conclusions: There has been an increasing trend in drug resistance in recent years, particularly in retreatment cases. Therefore, establishing advanced diagnostic facilities for early detection of MDR-TB and expanding second line treatment center to treat MDR-TB patients and to prevent its transmission is recommended. © 2012 Abate et al.; licensee BioMed Central Ltd.
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