An indication of the Ann Arbor Staging System stage designation based on the presence of a bulky disease during a Haematological Cancer Care Spell.

For further guidance on recording of the National Codes, see the National Disease Registration Service website at: Cancer Outcomes and Services Data Set User Guide.

National Codes:

This attribute is also known by these names:

Context	Alias
formerly	ANN ARBOR BULK INDICATOR
plural	ANN ARBOR BULKY DISEASE INDICATION CODES