There will be times when no eggs are found, but worms are present. So your veterinarian may decide your pet needs medication to remove intestinal worms, even though the test is negative. He or she will consider past infections, whether other pets in your household have worms, and the last time your pet was treated for worms. If the test is positive, you ve gained a wealth of information. By diagnosing the exact nature of the infection, your veterinarian can determine exactly which medication will work.
Some medication is cheap and some is downright expensive.
Plus, your veterinarian can give you more precise instructions regarding measures to prevent re-infection. They can be seen by the naked eye and look like spaghetti. Roundworms are very common in dogs and cats because momma passes worms onto baby through the uterus and through the milk. Dogs and cats continue to be exposed to roundworm infection by coming in contact with infected feces and eating infected prey, such as mice. Hookworms burrow into the intestinal lining and cause a great deal of damage and blood loss.