The vascular system, also known as the circulatory system, is a network of arteries, veins, and blood vessels that carries blood throughout the body. Arteries deliver oxygen-rich blood from the heart to the organs and tissues, while veins return oxygen-poor blood back to the heart for reoxygenation. A healthy vascular system is essential for proper circulation and overall well-being.
Vascular surgery is a specialized branch of medicine focused on diagnosing and treating diseases of the arteries, veins, and lymphatic system, excluding the blood vessels of the heart and brain. Vascular surgeons use both minimally invasive endovascular procedures and open surgical techniques to restore healthy blood flow and improve circulation.
Vascular diseases are conditions that affect the body's blood vessels and interfere with normal blood circulation. Common vascular diseases include:
- Atherosclerosis – Narrowing and hardening of the arteries due to plaque buildup, reducing blood flow.
- Thrombosis – Formation of a blood clot inside an artery or vein, which may block circulation.
- Embolism – A blockage caused by a clot, air bubble, or fat particle that travels through the bloodstream to another part of the body.
Several factors can increase the risk of developing vascular disease, including:
- Diabetes
- Smoking
- High blood pressure
- High cholesterol
- Obesity
- Physical inactivity
- Increasing age
- Family history of vascular disease
Peripheral Artery Disease (PAD), often referred to as a leg attack, usually develops gradually. Common warning signs include:
- Pain or cramping in the legs while walking
- Coldness or numbness in the feet
- Non-healing wounds or ulcers
- Skin discoloration
- Weakness or heaviness in the legs
- Dry or shiny skin
- Reduced walking distance due to pain
Without timely treatment, vascular disease can progress and lead to serious complications, including chronic pain, non-healing wounds, limb loss, stroke, or permanent disability. Early diagnosis and treatment can significantly improve outcomes and help prevent these complications.
If vascular disease is suspected, your doctor or vascular surgeon may recommend tests such as a Doppler Ultrasound or Angiography to evaluate blood flow. Depending on the diagnosis, treatment may include lifestyle changes, medications, minimally invasive procedures such as angioplasty or stenting, or bypass surgery.
Angiography is an imaging procedure used to examine blood vessels for narrowing, blockages, or other abnormalities. A contrast dye is injected into the bloodstream, allowing blood vessels to be clearly seen using X-ray imaging. Common types include CT Angiography (CTA), MR Angiography (MRA), and Digital Subtraction Angiography (DSA).
Medications can help manage symptoms, improve blood flow, and slow disease progression. However, some vascular conditions may require minimally invasive procedures or surgery to restore circulation. Early treatment and healthy lifestyle changes play an important role in long-term vascular health.
Treatment depends on the type and severity of the condition and may include:
- Medical Management – Lifestyle changes and medications.
- Endovascular Procedures – Minimally invasive treatments such as balloon angioplasty, stenting, thrombectomy, and aneurysm repair.
- Bypass Surgery – Creating a new pathway for blood flow around a blocked artery.
- Other Vascular Procedures – Including carotid surgery, embolectomy, and limb salvage procedures when required.
Balloon angioplasty is a minimally invasive procedure used to open narrowed or blocked arteries. A small balloon attached to a catheter is guided to the blockage and inflated, widening the artery and restoring normal blood flow. In some cases, a stent may also be placed to help keep the artery open.
A stent is a small mesh tube that is placed inside a narrowed or blocked artery to keep it open after angioplasty. It helps improve blood flow and reduces the risk of the artery narrowing again.
A stent may be recommended when an artery remains significantly narrowed after angioplasty or when additional support is needed to maintain healthy blood flow. Following your doctor's advice, taking prescribed medications, exercising regularly, eating a healthy diet, and avoiding smoking are essential for long-term success.
Varicose veins are enlarged, twisted veins that usually develop in the legs when the valves inside the veins become weak or damaged. This allows blood to pool in the veins, leading to swelling, aching, heaviness, and visible bulging veins. Early treatment can help relieve symptoms and prevent complications.
Deep Vein Thrombosis (DVT) is a condition in which a blood clot forms in a deep vein, most commonly in the leg. If the clot travels to the lungs, it can cause a life-threatening condition known as Pulmonary Embolism (PE). Symptoms may include leg swelling, pain, warmth, and redness, and immediate medical evaluation is recommended.