vessel color, form, location of the NBVV in the ulcer crater, and location of the ulcer in the stomach. The re-bleeding rate was then analyzed for each type of NBVV. Results: Significantly high ...
There are three types of blood vessel: arteries, veins and capillaries. The heart is a muscular organ that pumps blood around your circulatory system. The circulatory system is the heart and all ...
When the vessels were located in the central quarter of the ulcer they were classified as central-type NBVV. A representative vessel from each category is shown in Figure 1.