Table 4.
Classification of GTH based on ASPDV and venous tributaries from the right colon.
| Type of GTH | Variety of drainage vein | Frequency n (%) |
|---|---|---|
| I (gastrocolic type, GC) | 33 (32.4) | |
| Ia | RGEV + SRCV | 12 (11.8) |
| Ib | RGEV + RCV | 8 (7.8) |
| Ic | RGEV + SRCV + RCV | 7 (6.9) |
| Id | RGEV + SRCV + MCV | 4 (3.9) |
| Ie | RGEV + RCV + MCV | 2 (2.0) |
|
| ||
| II (gastro-pancreatic-colic type, GPC) | 69 (67.6) | |
| IIa | RGEV + ASPDV + SRCV | 32 (31.4) |
| IIb | RGEV + ASPDV + RCV | 17 (16.7) |
| IIc | RGEV + ASPDV + SRCV + RCV | 12 (11.8) |
| IId | RGEV + ASPDV + SRCV + RCV + MCV | 5 (4.9) |
| IIe | RGEV + ASPDV + MCV | 3 (2.9) |
GTH = gastrocolic trunk of Henle; RCV = right colic vein; MCV = middle colic vein; SRCV = superior right colic vein; ASPDV = anterior superior pancreaticoduodenal vein; RGEV = right gastroepiploic vein.