Asymptomatic infant with high titre of immunoglobulin M Mycobacterium Leprae antibody whose mother has Morbus borderline lepromatous leprosy

Leprosy is a chronic infectious disease with a long incubation period caused by Mycobacterium leprae. The average incubation period for tuberculoid and lepromatous cases are 2-5 years and 8-12 years respectively1,2. Risk factors for leprosy includes age, sex, household contact and Bacilli Calmette-Guerin (BCG) vaccination3. We present an asymptomatic 3 month-old infant with high immunoglobulin M titre mycobacterium leprae antibody whose mother has morbus borderline lepromatous leprosy.