How Does Diabetes Cause PAD? Understanding Peripheral Artery Disease

Diabetes is a condition that can lead to various complications, including Peripheral Artery Disease (PAD). While most people associate diabetes with high blood sugar, its impact on blood vessels, particularly in the legs and feet, often goes unnoticed. This blog will explore how diabetes causes PAD, share real-life stories, expert insights, and provide practical tips for managing this condition.

What Is Peripheral Artery Disease (PAD)?

Peripheral Artery Disease is a condition where the arteries that supply blood to your limbs become narrowed or blocked due to a buildup of fatty deposits (plaque). This reduced blood flow can lead to pain, cramping, and in severe cases, non-healing wounds or even gangrene.

Diabetes increases the risk of PAD because high blood sugar damages blood vessels over time, making it harder for blood to flow efficiently.

How Does Diabetes Cause PAD?

1. Damage to Blood Vessels

Chronic high blood sugar levels damage the inner lining of blood vessels, a process called endothelial dysfunction. This damage causes:

• Thickened arteries due to the buildup of fatty deposits.
• Reduced elasticity, which makes it harder for blood to flow freely.

2. Increased Risk of Atherosclerosis

People with diabetes are more prone to atherosclerosis—a condition where plaque builds up in arteries, narrowing them and restricting blood flow. This often affects the arteries in the legs, leading to PAD.

3. Nerve Damage and PAD

Diabetes can also cause neuropathy (nerve damage), which reduces sensation in the feet and legs. This makes it harder for people to notice early symptoms of PAD, such as pain or discomfort, until the condition becomes severe.

4. Poor Wound Healing

Reduced blood flow due to PAD means wounds take longer to heal. Combined with diabetes, which already slows down healing, this increases the risk of infections and complications.

Also read this – can palm oil cause cancer

Real-Life Scenarios

Arjun’s Struggle with Diabetes and PAD

Arjun, a 50-year-old shopkeeper from Jaipur, had been living with Type 2 diabetes for over a decade. He often dismissed the numbness and occasional pain in his legs as “just old age.”

Things took a serious turn when he developed a small cut on his foot that refused to heal. A visit to his doctor revealed he had PAD, caused by years of uncontrolled diabetes.

“I didn’t realize how serious it was until they explained the connection between my diabetes and blood flow issues,” Arjun shares. After starting medication, improving his diet, and walking regularly, Arjun managed to regain control over his condition.

Expert Contributions

Insights from Dr. Meera Krishnan, Vascular Surgeon

Dr. Meera Krishnan, a leading vascular surgeon in Chennai, explains the critical link between diabetes and PAD.

“Diabetes accelerates the process of atherosclerosis, which is a major contributor to PAD. Many patients come to us late because the symptoms are subtle or mistaken for something else. Early screening and lifestyle changes can prevent serious complications,” she advises.

Dr. Meera recommends annual foot exams for people with diabetes to catch PAD and other complications early.

Learn more about Dr. Meera Krishnan’s work here.

Recommendations Grounded in Proven Research and Facts

If you have diabetes, here are steps to reduce your risk of developing PAD or manage the condition if already diagnosed:

1. Control Blood Sugar Levels

Keeping your blood sugar within target ranges reduces the risk of blood vessel damage. Work closely with your healthcare provider to monitor and adjust your diabetes management plan.

2. Adopt a Heart-Healthy Diet

• Focus on Whole Foods: Fruits, vegetables, whole grains, lean proteins, and healthy fats support better circulation.
• Limit Saturated Fats and Sugars: These contribute to plaque buildup and worsen blood flow.

3. Exercise Regularly

• Walking and low-impact activities improve circulation and strengthen your cardiovascular system.
• Aim for at least 30 minutes of moderate exercise most days of the week.

4. Stop Smoking

Smoking further damages blood vessels and accelerates plaque buildup. Quitting smoking is one of the most important steps in managing PAD.

5. Pay Attention to Foot Care

• Check your feet daily for cuts, sores, or changes in skin color.
• Keep your feet clean, dry, and moisturized to prevent cracking and infections.

6. Get Regular Screenings

• Ankle-Brachial Index (ABI): A simple test to measure blood flow and detect PAD.
• Regular consultations with your doctor or a vascular specialist.

Factual and Reliable Information

Here are some important facts to consider about the link between diabetes and PAD:

• Increased Risk: People with diabetes are twice as likely to develop PAD as those without the condition.
• Silent Symptoms: Many people don’t experience noticeable symptoms in the early stages of PAD, which delays diagnosis and treatment.
• Complication Risks: Severe PAD can lead to non-healing wounds, infections, and even amputation if untreated.

For more information, check out this reliable source from the American Heart Association.

FAQs on How Does Diabetes Cause PAD?

Q1: Can PAD be reversed in people with diabetes?
A: While PAD can’t be fully reversed, early diagnosis and treatment can manage symptoms and prevent progression.

Q2: What are the first signs of PAD?
A: Common early signs include leg pain during walking, numbness, and slow-healing wounds on the feet or legs.

Q3: How is PAD diagnosed?
A: Doctors use tests like the Ankle-Brachial Index (ABI), ultrasound, or angiography to diagnose PAD.

Q4: Does exercise help improve PAD symptoms?
A: Yes, regular walking and low-impact exercises improve circulation and reduce symptoms like leg pain.

Q5: Is PAD only a concern for older adults with diabetes?
A: While PAD is more common in older adults, younger people with poorly controlled diabetes are also at risk.