Refer to the ICD-10-CM Official Guidelines I

Multiple Choice

Refer to the ICD-10-CM Official Guidelines I.C.2.b which states: When a patient is admitted because of a ________ neoplasm with metastasis and treatment is directed toward the secondary site only, the ________ neoplasm is designated as the principal diagnosis even though the primary malignancy is still present.

A) secondary, primary
B) primary, secondary
C) Ca in situ, secondary
D) primary, benign