Siddharth Tambar MD, Author at Chicago Arthritis and Regenerative Medicine

Chicago Rheumatologist & Regenerative Medicine: Non-Surgical Arthritis Treatment That Fits Your Condition

Nov 6, 2026 | Arthritis, Blog, Chicago Arthritis, News, Newsletter, Recent Press, Regenerative, regenerative medicine, Rheumatoid arthritis

Living with joint pain, stiffness, or chronic inflammation can affect everything from your sleep to your work to the activities you love. The good news is that today’s arthritis care goes far beyond pain pills and surgery. At Chicago Arthritis and Regenerative...

Positive ANA Test? Why a Chicago Rheumatologist Looks Beyond the Lab Results

Nov 6, 2026 | Arthritis, Blog, Chicago Arthritis, Lupus

You open your patient portal and see it: ANA – Positive. For many people, that one word brings instant worry. Does it mean lupus? Rheumatoid arthritis? A lifelong autoimmune disease? The short answer: not necessarily. A positive ANA test is a clue, not a diagnosis....

Are Steroids the Only Treatment for Polymyalgia Rheumatica? A Chicago Rheumatologist Explains Your Options

Nov 6, 2026 | Blog

If you’ve been diagnosed with polymyalgia rheumatica (PMR), you’ve probably heard one word over and over: prednisone. Steroids work well for PMR. But many patients worry about taking them for months, and that concern is understandable. The good news is that steroids...

Your Rotator Cuff Tear May Be a Warning Sign, Not the Root Cause

Nov 6, 2026 | Blog

You finally got your MRI results, and there it is: a rotator cuff tear. For many people, that feels like the end of the search. Now you know what’s wrong, so you just need to fix it. But here’s what many patients don’t hear: the tear may be the result, not the root...

Why Your Biologic May Stop Working: Antibodies, Prevention, and Next Steps

Nov 6, 2026 | Blog

If you live with an autoimmune condition like rheumatoid arthritis, psoriatic arthritis, or ankylosing spondylitis, a biologic may have changed your life. Pain eased, swelling went down, and you got back to doing what you love. So it can be scary when that medication...

Positive ANA Test? Why a Chicago Rheumatologist Looks Beyond the Lab Results

Are Steroids the Only Treatment for Polymyalgia Rheumatica? A Chicago Rheumatologist Explains Your Options

Your Rotator Cuff Tear May Be a Warning Sign, Not the Root Cause

Why Your Biologic May Stop Working: Antibodies, Prevention, and Next Steps

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