弓形体病（ｔｏｘｏｐｌａｓｍｏｓｉｓ）是一种分布极广的人兽共患病。它不仅在人、畜和野生动物群体中广泛存在，而且在实验动物中也较常见。由于人群普通易感，可通过多种途径传播，切断传播途径又十分困难，因此该病对人类危害较大。我国自１９５７年发现该病以来，各地区 Toxoplasmosis is a widely distributed zoonosis. It is not only widespread in humans, livestock and wildlife groups, but also found in laboratory animals. Due to the general population susceptible to spread through a variety of ways, it is very difficult to cut off the route of transmission, so the disease is more harmful to humans. Since the disease was discovered in our country in 1957, all regions