Leishmaniasis Boil (IMAGE) Georgia Institute of Technology Caption A typical boil caused by leishmaniasis. These can spread across the body if left untreated. A form of the disease called mucosal leishmaniasis can viciously infect tissues in the lips and nose, even partially removing them. Credit Parasitology department of the Universidade Federal de Minas Gerais in collaboration with Georgia Tech Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.