Skip to main content

Table 3 Percentage distribution of altered blood vessels and lymphatic vessels according to their functional status intratumorally (zone 1), along the invasive front (zone 2) and extratumorally (zone 3) in non-metastatic (N0/M0), lymphogenous-metastatic (N+) and haematogenous-metastatic (M+) colon carcinomas

From: Histopathological features predict metastatic potential in locally advanced colon carcinomas

  N0/M0 N+ M+
Altered vessels zone 1    
present 38 33 36
absent 62 67 64
Altered vessels zone 2    
present 30 38 32
absent 70 62 68
Altered vessels zone 3    
present 35 33 28
absent 65 67 72
Lymphatic vessels zone 1    
absent 3 9 4
compressed 78 58 68
mixed 19 33 24
open 0 0 4
Lymphatic vessels zone 2    
absent 13 8 16
compressed 38 42 56
mixed 46 42 24
open 3 8 4
Lymphatic vessels zone 3    
absent 30 21 24
compressed 11 12 16
mixed 16 17 24
open 43 50 36
  1. Altered vessels were defined as blood vessels showing a discontinuous, hypoplastic smooth muscle cell layer (see Figure 2D).