How would you know if you contracted roundworm from a dog?

Roundworm or : Ringworm? Ringworm is a fungal infection, can get from anywhere. Responds to lotrimin (clotrimazole) and about 4 weeks of application. Roundwormm is more of a true parasite I do not remember much about; do you know it's roundworm?

Exam&tests: Yes it is a different round warm not human ascariasis, dog round warm infection called toxocariasis could be dangerous as the larvae hatch and migrates to inside any part of body including brain eye etc. Children are more prone as they play in dirt.