A fistula is really a typical expression for an irregular connection of blood vessels. Arteriovenous fistulas can transpire inside the tissue that handles your brain and spinal twine. AVMs can materialize within your brain’s tissues. Fistulas are more typically connected to head trauma or an infection than AVMs. Surgical procedure: https://www.sgvascularctr.com/understanding-venous-malformation-treatments-in-singapore/