Angiodysplasia is a small vascular malformation of the gut.

Vascular malformation-- A poorly formed blood or lymph vessels.These are faint, flat, pink stains that grow as the child grows into larger dark red or purple marks. Some are symptomless but others bleed if enlarged or injured

There are no known causes.Abnormalities of the spinal cord, soft tissues, or bone may be associated with severe port-wine stains

There are no known precautions to take that can prevent Chiari-1 malformation. Chiari-1 malformation occurs when brain tissues goes into the spinal canal and symptoms don't usually occur until well into child hood. Surgery and regular monitoring as well as medications can treat this malformation, although most times it's not required.

yes