Leprosy (lepra) is a chronic contagious disease caused by Mycobacterium leprae. It mainly invades human skin and nerves. If left untreated, it can cause progressive and permanent damage to skin, nerves, limbs and eyes. Leprosy has been a terminal disease since ancient times. In 1873, Norwegian physician Gerhard Henrik Armauer Hansen (1841～1912) discovered Mycobacterium leprae and finally understood that leprosy was an infectious disease. Introduction What is Leprosy? Leprosy, also known as Hansen's disease or Hansen's disease, is a chronic infection caused by Mycobacterium leprae. The infection mainly invades the skin, peripheral nerves, upper respiratory tract mucosa, eyes and other parts. Late leprosy patients will.
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