Mycetoma is a chronic, granulomatous, progressive, inflammatory disease. It is an important health problem in tropical and subtropical regions, and it represents an important morbidity cause in many people from poor comunities in many developing countries around the world who works principally as farmers. This disease can incapacitate the patients in the most productive ages because it produces disfiguration and difficult to movement of the involved region (if a limb is affected) or, it can produce internal organ damage with serious complications when thorax and vertebrae are invaded; moreover, it treatment is very long, representing many serious familiar and social economic impacts; so, it's necessary to know about this disease, and to recognize its clinical signs, because a good first-contact attention will allow to avoid complications and permanent disabilities.