Toxocara canis (dog roundworm) eggs in dog feces can cause toxocariasis. In the United States, about 10,000 cases of Toxocara infection are reported in humans each year, and almost 14% of the U.S. population is infected. In Great Britain, 24% of soil samples taken from public parks contained T. canis eggs. Untreated toxocariasis can cause retinal damage and decreased vision. Dog feces can also contain hookworms that cause cutaneous larva migrans in humans. COUNT 9
QSN1 What is the common name of the species that causes Toxocariasis? ANS1 dog roundworm QSN2 How are Toxicara canis infections spread? ANS2 dog feces QSN3 About how many people get a Toxocara infection each year? ANS3 10,000 QSN4 Toxocariasis can lead to what in humans? ANS4 retinal damage and decreased vision. QSN5 Toxocariasis is caused by what kind of eggs in dog feces? ANS5 roundworm QSN6 What percentage of people in America are infected with the Toxocara infection? ANS6 14 QSN7 How many Toxocara infection cases are reported annually in the US? ANS7 10,000 QSN8 What percentage of soil contained T. canis eggs in Great Britain public parks? ANS8 24 QSN9 If toxocariasis is left untreated, what can happen to a person? ANS9 retinal damage and decreased vision