Clinical and diagnostic study of trypanosomiasis of cattle in mosul, Iraq

This study reported the occurrence of Trypanosoma vivax in cattle in Mosul, Iraq and its effect on their haemotology. The main clinical sings were anemia, lethargy, weakness, general weight loss and, loss of appetite. Blood samples from infected cattle were collected which showed decrease of hemoglobin concentration, packed cell volume and total erythrocytes count with leucopenia especially neutropenia and esonopenia. Blood smears showed short form of trypanosome in acute cases and long forms in chronic cases. Morphological changes of erythrocytes showed the presence of anisocytosis, poikelocytosis, target cells, macrocytes, punctuate basophile and sometimes monocytes. Anemia was basically normocytic normochromic. This study provides the baseline data for further studies on this parasite.