Indirect fluorescent antibody test (IFA T) was found to be 100% sensitive and 100% specific when tested with sera from 125 parasitologica/Iy proven ka/a-azar patients, 100 healthy controls and 50 sick control cases. Promastigotes of both L. enriettii and L. donovani as well as amastigotes of L. enriettii were found equally satisfactory as antigen for IFA T. From the…