Collaborative Stage for TNM 7 - Revised 11/12/2010  [ Schema ]

Appendix

CS Site-Specific Factor 10
18q Loss of Heterozygosity (LOH)

CodeDescription
010Test positive for loss of heterozygosity (LOH)
020Test negative for LOH; normal heterozygous state
030Undetermined if LOH positive or negative
988Not applicable: Information not collected for this case
(If this information is required by your standard setter, use of code 988 may result in an edit error.)
997Test ordered, results not in chart
998Test not done (test not ordered and not performed)
999Unknown or no information
Not documented in patient record