Collaborative Stage

Note 1: Immune suppression can profoundly increase the risk of developing Merkel cell carcinoma.
Note 2: Immune suppression is suppression of the body's immune system and its ability to fight infections and other diseases. Immune suppression may be deliberately induced with drugs, as in preparation for bone marrow or other organ transplantation, to prevent rejection of the donor tissue. It may also result from certain diseases such as AIDS or lymphoma or from anticancer drugs.
Note 3: Code the patient's history of profound immune suppression condition(s) using the following diagnoses listed below as documented by the physician.

Code	Description
000	No immune suppression condition(s)
010	HIV/AIDS
020	Solid organ transplant recipient
030	Chronic lymphocytic leukemia
040	Non-Hodgkins lymphoma
050	More than one of the above conditions
060	Other specified diagnosis resulting in profound immune suppression
070	Profound immune suppression present, diagnosis not recorded
988	Not applicable: Information not collected for this case
999	Unknown or no information Not documented in patient record

CS Site-Specific Factor 22
Profound Immune Suppression