||0 mitoses per square millimeter (mm)
No mitoses present
||1 - 99 mitoses/square mm
(Exact measurement in mitoses/square mm)
||100 mitoses/square mm or more
||Stated as "less than 1 mitosis/square mm"
Stated as "nonmitogenic"
||Stated as "at least 1 mitosis/square mm"
Stated as "mitogenic"
||Mitotic rate described with denominator other than square millimeter (mm)
||Test ordered, results not in chart
||Not applicable: Information not collected for this case
(If this information is required by your standard setter, use of code X8 may result in an edit error.)
||Not documented in medical record
Mitotic Rate Melanoma not assessed or unknown if assessed