varices varices a varix (pl. varices) is an abnormally dilated vessel with a tortuous course. varices usually occur in the venous system, but may also occur in arterial or lymphatic vessels. varicesspecialtyhematologysymptomsinternal bleedingcomplicationshypovolemic shock cardiac arrest examples of varices include: varicose veins, large tortuous veins usually found on legs sublingual varices esophageal varices, commonly stemming from cirrhosis of the liver, also known as oesophageal varicose gastric varices, commonly stemming from cirrhosis of the liver intestinal varices scrotal varices vulvar varices pelvic varices vesical varices, varicose veins associated with the urinary bladder rectal varices, which can be similar to external haemorrhoids