Hyperbaric Oxygen Therapy Near You: Benefits for Wound Healing & Recovery
Your legs may be telling you something your heart needs you to hear.
Pain, cramping, or unusual fatigue when you walk can be an early clue that your blood flow needs a closer look. Peripheral artery disease (PAD) occurs when plaque narrows the arteries that supply blood to your legs. The condition is treatable, and many people can improve with structured exercise, medication, and risk-factor control before a procedure is considered.
If you are searching for PAD treatment near you, this guide explains how PAD is classified, how it is diagnosed, what first-line care looks like, and what to ask a specialist.
PAD at a Glance
What it is: Narrowed leg arteries caused by atherosclerosis (plaque buildup).
Typical symptom: Cramping in the calf, thigh or buttock while walking that eases with rest.
Who is at higher risk: People who smoke or used to, and people with diabetes, high blood pressure, high cholesterol, chronic kidney disease or a family history of vascular disease. Risk rises with age.
First-line care for most people with claudication: Structured exercise, medication and risk-factor control.
Emergency signs: A leg that suddenly becomes severely painful, pale, cold, numb or weak needs emergency care, not a scheduled visit.
Is It PAD? Symptoms to Take Seriously
Many people assume leg pain is aging, arthritis or a pulled muscle. PAD has some distinguishing features:
Cramping or fatigue in the leg that starts with walking and settles within minutes of rest (claudication)
Leg or foot coldness, numbness or weakness
Sores on the feet or toes that heal slowly or not at all
Changes in skin color or texture, or hair loss on the legs
Some people with PAD have no leg symptoms at all. A foot wound that is not healing deserves prompt attention, especially if you have diabetes. For a deeper look at early warning signs, see Spotting Peripheral Artery Disease Early: Key Symptoms to Watch For.
PAD or Something Else? How Leg Pain Causes Differ
Several conditions can cause leg pain with walking, and telling them apart is part of a proper evaluation. These patterns are general guides, not a way to diagnose yourself.
PAD (claudication): Cramping in the calf, thigh or buttock that starts with walking and eases within minutes of stopping
Lumbar spinal stenosis: Pain or heaviness with walking or standing, often eased by sitting or leaning forward
Peripheral neuropathy: Burning, tingling or numbness, often in the feet and sometimes present at rest
Venous disease: Aching, heaviness and swelling that often improves with leg elevation
Because these conditions can overlap, especially in people with diabetes, testing is the reliable way to know what is happening.
The Four Clinical Presentations of PAD
Current guidelines from the American College of Cardiology and American Heart Association (2024) group lower extremity PAD into four presentations. These are not steps everyone moves through in order. They describe how the disease is showing up in a given patient.
Asymptomatic PAD: Narrowing is found on testing, but there are no leg symptoms.
Chronic symptomatic PAD (claudication): Walking-related leg pain that eases with rest.
Chronic limb-threatening ischemia (CLTI): Pain at rest, non-healing wounds or tissue loss. This carries a higher risk of limb loss and needs prompt specialist care.
Acute limb ischemia: A sudden loss of blood flow to the leg. This is an emergency.
Identifying the presentation is an important part of a vascular evaluation. Treatment decisions also weigh the location and extent of the blockages, symptoms, overall health, bleeding risk and your own goals.
Why PAD Matters Beyond Your Legs
The same plaque process that narrows leg arteries can affect the arteries of the heart and brain. People with PAD have a higher risk of heart attack, stroke and other major cardiovascular events, even when leg symptoms are mild. That is why PAD treatment includes medication and lifestyle steps that protect the whole cardiovascular system, and why a PAD diagnosis is worth acting on even if walking is not yet limited.
How PAD Is Diagnosed
Diagnosis starts with your history and a physical exam that checks pulses, skin and any wounds. Common tests include:
Resting ankle-brachial index (ABI): Compares blood pressure at the ankle with blood pressure in the arm. It is a quick, painless test and the standard first step when PAD is suspected.
Exercise ABI: Measures ankle pressure after walking on a treadmill. It can reveal PAD when the resting ABI looks normal or borderline but symptoms suggest a problem.
Duplex ultrasound: Uses sound waves to show blood flow and locate narrowed segments.
CT or MR angiography: Detailed images of the arteries, used when your care team needs to map the anatomy, often when planning treatment.
What Your ABI Result Means
The ankle-brachial index is a ratio of ankle pressure to arm pressure. Guidelines classify results this way:
0.90 or lower: Abnormal, consistent with PAD
0.91 to 0.99: Borderline
1.00 to 1.40: Normal
Above 1.40: Noncompressible, meaning the artery walls are too stiff to measure reliably
Stiff arteries are more common in people with diabetes or chronic kidney disease. When the ABI cannot be trusted, clinicians use other measures, such as a toe-brachial index, to check circulation. A normal resting ABI does not always rule out PAD if your symptoms occur with walking, which is why an exercise ABI may be added.
Screening with a resting ABI can be reasonable for people at increased risk of PAD, but guidelines do not recommend it for people at low risk who have no symptoms or exam findings. Your clinician can tell you which group you fall into.
First-Line PAD Treatment: What Comes Before a Procedure
For most people with claudication, treatment begins with three parts that work together.
1. Structured exercise
Structured exercise is a core part of PAD care. It includes supervised exercise therapy as well as community-based and structured home-based programs. Regular training can improve walking distance, daily function and quality of life. The benefit appears to come from several adaptations in muscle and circulation, not only from new blood vessels. Programs are usually built around walking to the point of moderate leg discomfort, resting, and repeating, several times a week over a period of months.
2. Medication
Medical therapy aims to protect both your legs and your heart, because PAD signals atherosclerosis throughout the body. Depending on your situation, your clinician may recommend:
A single antiplatelet drug such as aspirin or clopidogrel
A statin, with additional cholesterol medication if targets are not met
Blood pressure and diabetes treatment
Cilostazol to improve walking distance in some people with claudication (it is not used in heart failure)
Low-dose rivaroxaban (2.5 mg twice daily) combined with low-dose aspirin for eligible people with symptomatic PAD, including after certain procedures
That last option lowers the risk of major cardiovascular and limb events, but it also raises bleeding risk. It is not right for everyone. Do not start, stop or combine these medications without your clinician’s guidance.
3. Risk-factor control
Quitting tobacco is one of the most effective steps you can take. Managing blood pressure, cholesterol and blood sugar, along with daily foot care if you have diabetes, protects both your circulation and your long-term health.
When a Procedure Enters the Conversation
Procedures are considered when symptoms remain disabling despite exercise and medication, or when CLTI threatens the limb. The goals differ. For persistent claudication, the aim is to improve function. For CLTI, the aim is to restore blood flow and protect the limb.
Options include angioplasty, stenting, atherectomy and surgical bypass. The right choice depends on where the blockage is, how long it is, your overall health and the risks and benefits of each approach. To see how our surgeons approach these procedures, visit our Peripheral Artery Disease Surgery page or read When to Seek Surgery for PAD.
Everyday Habits That Support Healthy Circulation
Keep walking: Follow the exercise plan your clinician gives you. Walking through moderate discomfort, as part of a structured program, is part of the treatment.
Stay tobacco-free: If you smoke, ask about cessation support.
Check your feet daily: Look for cuts, blisters, color changes or sores, especially if you have diabetes.
Protect your feet: Wear well-fitting shoes and avoid going barefoot.
Report wounds early: A sore that is not healing is a reason to call your clinician promptly, not to wait.
Take medications as prescribed: Ask before starting, stopping or changing any of them.
After Treatment: Follow-Up That Matters
PAD is a long-term condition. Follow-up usually includes a clinical check of your symptoms, pulses, feet and medications. Imaging is used when there are new symptoms or specific concerns, and your specialist will tell you what schedule fits your treatment history. Continuing exercise, taking medications as prescribed and staying tobacco-free remain the foundation.
How to Prepare for Your Visit
Bring:
A list of your symptoms, including when they start and whether rest relieves them
All current medications and supplements
Your history of diabetes, smoking, heart disease, stroke or prior vascular procedures
Any family history of vascular disease
What to Expect at a First PAD Appointment
Conversation: Your clinician asks about your symptoms, walking distance, medical history, medications and smoking history.
Exam: They check pulses in your legs and feet, skin color and temperature, and any wounds.
Testing: A resting ABI is common. Depending on your results, you may have an exercise ABI or an ultrasound.
Explanation: You should leave knowing which clinical presentation applies, what the tests showed and what the next step is.
Plan: Most plans begin with exercise, medication and risk-factor control. If a procedure might help, your clinician should explain the goals, risks and alternatives first.
Questions to Ask a PAD Specialist
How will you determine the cause and severity of my symptoms?
Which treatments are appropriate for me, and what are the risks and benefits of each?
Would a structured exercise program help me, and how do I start?
Am I a candidate for the newer medication options, given my bleeding risk?
What follow-up should I expect?
PAD Evaluation at Mission Surgical Clinic
Mission Surgical Clinic’s board-certified surgeons see patients at offices in Riverside, Redlands, San Bernardino, Corona, Barstow and Eastvale. Our Riverside office is at 7300 Magnolia Ave, Riverside, CA 92504. We accept the Inland Empire Health Plan (IEHP). [CONFIRM: services performed on site, other accepted insurance, referral requirements.]
If leg pain is limiting your walking or a wound is not healing, contact Mission Surgical Clinic to schedule an evaluation.
Frequently Asked Questions
What is the difference between claudication and chronic limb-threatening ischemia?
Claudication is leg pain during walking that eases with rest. Chronic limb-threatening ischemia is more advanced and involves pain at rest, non-healing wounds or tissue loss. It carries a higher risk of limb loss and needs prompt specialist evaluation.
Is PAD the same as peripheral vascular disease (PVD)?
Not exactly. PVD is a broader term that can include diseases of both arteries and veins. PAD refers specifically to narrowed arteries, which is why clinicians usually use the term PAD.
Do I need surgery if I have PAD?
Not necessarily. For most people with claudication, treatment starts with structured exercise, medication and risk-factor control. Procedures are considered when symptoms stay disabling despite these measures or when the limb is threatened.
Can PAD be reversed?
PAD is a long-term condition, and plaque does not usually disappear. Treatment can, however, improve walking, lower the risk of heart attack and stroke, and slow progression. Exercise, medication and quitting tobacco all make a real difference.
Is it safe to walk if walking causes leg pain?
For most people with claudication, yes. Walking to the point of moderate discomfort, resting, and then repeating is the basis of structured exercise therapy. Ask your clinician to set your program, especially if you have foot wounds, heart disease or other conditions that need modified activity.
How long does exercise therapy take to work?
Supervised programs are typically measured over a few months, and many people see gradual improvements in walking distance over that time. Results vary, so your clinician can set realistic goals for you.
Has PAD medication changed in recent years?
Yes. The 2024 guideline supports adding low-dose rivaroxaban to low-dose aspirin for eligible people with symptomatic PAD who are not at increased bleeding risk. Whether it is right for you depends on your medical history and other medications, so discuss it with your clinician.
When is a change in my leg an emergency?
A leg that suddenly becomes severely painful, pale, cold, numb or weak may signal acute limb ischemia. Call 911 or go to the nearest emergency department right away.
This article is for general education and does not replace personalized medical advice. If you have symptoms of PAD, see a qualified clinician.
Sources
Gornik HL, Aronow HD, Goodney PP, et al. 2024 ACC/AHA/multisociety guideline for the management of lower extremity peripheral artery disease. J Am Coll Cardiol. 2024.
American College of Cardiology. 2024 lower extremity PAD guideline: key points.
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