Table 2.
The Anatomic Distribution of Hepatic Arteries in an Unselected West Indian Population compared to Michels' original report.
| Type | Michels' description (1995) | Eastern Caribbean n (%) | Michels [7] n (%) | P value |
|---|---|---|---|---|
| 1 | Normal: Common hepatic artery from the coeliac trunk, branching into the proper hepatic artery (with terminal branching to the right and left hepatic artery) and the gastroduodenal artery | 112 (54.6%) | 110 (55%) | 0.9410 |
| 2 | Replaced left hepatic artery from the left gastric artery | 30 (14.6%) | 20 (10%) | 0.1564 |
| 3 | Replaced right hepatic artery from the superior mesenteric artery | 37 (18.1%) | 22 (11%) | 0.0444 |
| 4 | Replaced right hepatic artery and left hepatic artery | 2 (0.98%) | 2 (1%) | 0.9802 |
| 5 | Accessory left hepatic artery | 9 (4.40%) | 16 (8%) | 0.1313 |
| 6 | Accessory right hepatic artery | 5 (2.40%) | 14 (7%) | 0.0300 |
| 7 | Accessory right and left hepatic arteries | 2 (0.98%) | 2 (1%) | 0.9802 |
| 8 | Replaced right hepatic artery and accessory left hepatic artery OR replaced left hepatic artery and accessory right hepatic artery | 3 (1.50%) | 4 (2%) | 0.6787 |
| 9 | Common hepatic artery from the superior mesenteric artery | 5 (2.40%) | 9 (4.5%) | 0.2563 |
| 10 | Common hepatic artery from the left gastric artery | 0 (0.00%) | 1 (0.5%) | 0.3107 |
| Total | 205 | 200 |
Data were taken from Michels NA. Blood supply and anatomy of the upper abdominal organs with a descriptive atlas. Philadelphia: Lippincott, 1955.