Complex sentence: However, about one-third of cats treated with chemotherapy will survive more than 2 years after diagnosis, and a small number of these cats may be cured of their disease.untreated, most cats with lymphoma die within 4--6 weeks.
Split into simpler sentences: However, about one-third of cats treated with chemotherapy will survive more than 2 years after diagnosis, and a small number of these cats may be cured of their disease. Untreated, most cats with lymphoma die within 4--6 weeks.