For example, benign tumors are mostly well differentiated and malignant tumors are often undifferentiated. However, undifferentiated benign tumors and differentiated malignant tumors can occur. Although benign tumors generally grow slowly, cases of fast growing benign tumors have also been documented.Some malignant tumors are mostly non-metastatic such as in the case of basal cell carcinoma.lso, benign tumors generally have a slower growth rate than malignant tumors and the tumor cells are usually more differentiated (cells have normal features).
How a kitten contracts a worm depends on the type of worm it is. Roundworms and hookworms can be contracted by sharing a litter box with an infected cat. He can also get roundworms from his mother's milk if she was infected. Tapeworms have to be ingested, usually via a flea or rodent that was infected with tapeworms.
Types of worms. Roundworms. Intestinal roundworms are the most common intestinal parasites in cats and occur in cats of all ages throughout the world. The two common roundworms of cats are called, Toxocara cati and Toxascaris leonina. Eggs from these worms are passed in the faeces and can remain viable in the environment for several years.