Collaborative Stage

Collaborative Stage for TNM 7 - Revised 09/20/2009 [ Schema ]

CS Site-Specific Factor 13
Microvascular density (MVD)

Note 1: Microvascular density (MVD) is the number of immunopositive elements labeled with markers for vascular endothelial cells in areas of densest vascularization. The value is expressed as an integer, number of vessels per 0.3 mm squared.
Note 2: Record the results as expressed on the laboratory test. Record the information based on quartiles for laboratory standards if this is the only expression of results.

Code	Description
000-500	Number of vessels per 0.3 square mm
988	Not applicable: Information not collected for this case
991	Lowest quartile for laboratory
992	Second quartile for laboratory
993	Third quartile for laboratory
994	Highest quartile for laboratory
997	Test performed, unknown results
998	Test not done, not ordered and not performed
999	Unknown Information cannot be assessed Not documented in patient record