Leprosy is a chronic infectious disease of human beings that primarily affects the skin, mucous membranes and peripheral nerves. It is a disease that has existed for thousands of years, however, the formal discovery of the leprosy bacillus Mycobacterium leprae was not until 1874. Norwegian physician Gerhard Henrik Armaeur Hansen was the first to formally identify the bacillus, and in his recognition, leprosy is also referred to Hansen's disease. Leprosy is a disease that poorly understood by many health care professionals. Although there is some knowledge of the mechanism, transmission, and treatment of the disease, there are many questions