Tuberculosis is a leading cause of mortality and morbidity worldwide. A few decades ago, there was a widespread false optimism that good sanitation, vaccination, and antibiotics would conquer infectious diseases. It was soon realized that the control of epidemics of classic and emerging infections was a difficult task to achieve. In recent years, tuberculosis re-emerged as a serious public health problem in Western countries, a trend attributed in large part to tuberculosis among patients with acquired immune deficiency syndrome (AIDS) and to the influx of immigrants from developing countries where the prevalence of tuberculosis remains high Furthermore, recent evidence has suggested that strains of Mycobacterium tuberculosis are becoming resistant to available antimicrobial agents, The resurgence of tuberculosis raises the possibility that ophthalmologists may encounter more ocular complications due to tuberculosis.
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