Family history of unspecified malignant neoplasm

This code indicates a patient's family history of cancer where the specific type of malignancy is not documented or is unknown. It signifies a genetic predisposition or increased risk for cancer due to a family history, but without further detail on the primary site or histological type.

This code is appropriate when a patient reports a family history of cancer, but the medical record lacks specific information about the type of cancer. It is often used for screening purposes or when assessing a patient's risk profile for various cancers based on a general family history.

• Only use this code when the specific type of cancer in the family history is truly unspecified in the medical record.
• Always attempt to obtain more specific information about the family history of cancer if possible, as more detailed codes exist.
• This code is for family history only; do not use it for a personal history of cancer.