Collaborative Stage

Collaborative Stage for TNM 7 - Revised 11/29/2009 [ Schema ]

CS Site-Specific Factor 4
LDH

Note: Per AJCC, "An elevated serum LDH should be used only when there are 2 or more determinations obtained more than 24 hours apart, because an elevated serum LDH on a single determination can be falsely positive as a result of hemolysis or other factors unrelated to melanoma metastases."

Code	Description
000	Test not done, test was not ordered and was not performed
002	Within normal limits
004	Range 1: Less than 1.5 x upper limit of normal for LDH assay Stated as elevated, NOS
005	Range 2: 1.5 - 10 x upper limit of normal for LDH assay
006	Range 3: More than 10 x upper limit of normal for LDH assay
008	Ordered, but results not in chart
999	Unknown Not stated Not documented in patient record