The cause of death of the patient in relation to their diagnosis of cancer. It is left blank if the patient is still alive.

National Codes:

1	Death by first registered primary
2	Death by another primary
3	Death by other causes/ cancer known to be present
4	Death by other causes, cancer not mentioned
5	Indeterminate cause of death (more than one primary)
6	Death from metastatic disease where origin of primary is known
7	Death by metastatic disease where origin of primary is unknown

References:
National Cancer Data Set Version 1.3_ISB October 2002 

This attribute is also known by these names:

Context	Alias
plural	DEATH CAUSES CANCER