51.   Since it seems all tumor sizes are graded in terms of food, we decided the tumor was about the size of a walnut.

52.   Since most breast tumors are benign, doctors can easily mistake a malignant tumor for a benign cyst, especially in young women.

53.   She had been a registered nurse, and knew that cysts are usually liquid while cancerous tumors are usually solid.

54.   Should we give Christy chemotherapy to kill her immune cells, even though her tumor was benign?

55.   Solid tumors are generally much harder to treat.

56.   Slack explains that if all tumors were perfectly round, blasting would be easy.

57.   Strangely enough, the tumor itself is not directly responsible for OMS symptoms.

58.   Still, some tumors will grow more aggressively, and doctors still do not know how to tell which tumors are more likely to metastasize, or spread.

59.   Studies have shown that larger tumors are more likely to have spread beyond the site in which they arose.

60.   That operation, which was performed in an atmosphere of unaccustomed secrecy, prompted speculation that the tumor was malignant.