In livestock, diarrhea is called scours. There are many causes of diarrhea: bacterial, viral, parasites, and diet. Flystrike risk. Sheep that have diarrhea are more prone to flystrike (blowflies or maggots). To. help prevent flystrike, it is recommended that lambs be docked.
Normal and abnormal blood vessels. In a brain AVM, blood passes directly from arteries to veins via a tangle of abnormal blood vessels. A brain arteriovenous malformation (AVM) is a tangle of abnormal blood vessels connecting arteries and veins in the brain. The arteries are responsible for taking oxygen-rich blood from the heart to the brain. Veins carry the oxygen-depleted blood back to the lungs and heart.
The abnormal development or formation of blood vessels are known as vascular malformations. Vascular malformations are usually present at birth or congenital and affect the organization and function of veins or arteries in the body. The most common vascular malformations are arteriovenous malformations.These are discussed in detail below.ascular malformations are usually present at birth or congenital and affect the organization and function of veins or arteries in the body. The most common vascular malformations are arteriovenous malformations.