Site-Specific Factor 20

Assessment of Positive Distant Metastases


**Note 1:** Code the assessment method used for determining the presence of metastasis as coded in the Clinical M and Path M fields. * If there are no mets (cM0), this field must be coded 000 **Note 2:** If multiple methods of assessments determined positive metastases, use the highest code that applies.




NAACCR #2874
Code Description
000 No positive metastases identified
005 No clinical or radiographic evidence of distant metastasis, but deposits of molecularly or microscopically detected tumor cells in circulating blood, bone marrow or other non-regional nodal tissue that are 0.2 millimeters (mm) or less in a patient without symptoms or signs of metastasis
010 Physical examination or laboratory tests only
020 Radiography,imaging:
Ultrasound (US)
Computed tomography scan (CT)
Magnetic resonance imaging (MRI)
Positron emission tomography scan (PET)
030 Incisional biopsy; fine needle aspiration (FNA)
040 Excisional biopsy or resection with microscopic confirmation
988 Not applicable: Information not collected for this case
999 Unknown or no information
Not documented in patient record