How can I tell that I have vascular disease? Swelling of one or both lower extremities appearing within a relatively short period of time for unknown reasons or after surgery or prolonged bed rest should be alerted to deep vein thrombosis; patients with heart disease such as atrial fibrillation or ventricular wall tumor suddenly develop cold, numbness, pain, pallor and ischemia in the extremities, or suddenly develop severe abdominal pain, nausea, vomiting and abdominal distension – arterial embolism is likely to have occurred. elderly people, diabetic patients gradually appear in the limbs of weak pulse, no pulse, calf cramps and pain after a short walk, relieved after rest, recurrence after walking; some directly manifested as limb cold, numb, pain, pain can cause sleepless nights, and then serious limbs will appear blue, black necrosis, likely to have atherosclerosis occlusive disease or diabetic atherosclerosis limb ischemia; young people, especially male smokers appear limb young women with weak pulses, pulselessness, dizziness, hypertension, cataracts may have aortitis (pulselessness); a throbbing mass on the abdomen, neck or limbs may be an aneurysm or arteriovenous fistula; patients with varicose veins of the abdominal wall starting at the root of the thigh combined with cirrhosis of the liver and ascites should be excluded from Bu-ga syndrome. varicose veins, some easily visible vascular protrusions, blood-containing masses may be vascular disease.