Both meanings being with the letter D just like the Greek letter, which should help you remember them: 1  Difference is the most common meaning of the uppercase delta. 2  It is simply the difference or change in a certain quantity.
Trypanosomiasis This is a protozoan disease of animals and humans caused by parasites of the genus Trypanosoma, which are found in blood plasma, various body tissues and fluids. Theileriosis (East cost fever) â¢ East coast fever is a sub acute haemoprotozoan disease of cattle caused by Theileria parva. Theileriosis is characterized by fever, enlarged lymph nodes, dyspnea and death. In chronic cases loss of condition, emaciation, diarrhea, blindness, etc. can be seen.
Follow Following Unfollow Pending Disabled. A Honor Society of Nursing (STTI) answered. Protozoan infections are caused by single-celled parasites called protozoa. When these parasites are introduced to the body they multiply, interfere with the body's normal functioning, and cause damage to vital organs. Protozoa usually enter the body either through an insect bite or through infected food or water.