David W. Polly, Jr., MD's portrait
David W. Polly, Jr., MD
Professor and Chief of Spine Surgery
University of Minnesota, Department of Orthopaedic Surgery
Minneapolis, MN

About David W. Polly, Jr., MD

David W. Polly, Jr., MD is Professor and Chief of Spine Surgery in the Department of Orthopaedic Surgery and currently holds the James W. Ogilivie Chair at the University of Minnesota in Minneapolis. In addition, he is Adjunct Professor in the Department of Neurosurgery.

Dr. Polly's areas of expertise includes pediatric and adult orthopaedics, and his clinical interests are complex spinal conditions such as scoliosis, spinal tumors, and degenerative spinal disease. He is well-known nationally and internationally for his work in biomechanics and scoliosis outcomes research. 

He received his medical degree from the Uniformed Services University of the Health Sciences in Bethesda, Maryland. Dr. Polly completed an internship and orthopaedic residency at Walter Reed Army Medical Center, also located in Bethesda. Dr. Polly advanced his education and training by completing a Spine Fellowship at the University of Minnesota.

Articles Written by David W. Polly, Jr., MD

Sacroiliac Joint Dysfunction Causes

Arthritis and pregnancy are common causes of sacroiliac (SI) joint dysfunction. But what else can cause SI joint pain? This article explains other possible sacroiliac joint dysfunction causes.

Exercise and Physical Therapy for Sacroiliac Joint Dysfunction

Exercise and physical therapy can significantly help you manage sacroiliac (SI) joint dysfunction.

Surgery for Sacroiliac Joint Dysfunction

Surgery for sacroiliac (SI) joint dysfunction is rare, but if non-surgical treatments, such as exercise and medications, haven’t worked for you, surgery may help you manage pain.

Sacroiliac Joint Dysfunction Medications

There are several medications that can help you manage sacroiliac joint (SI joint) dysfunction. The medication you take will depend on your symptoms as well as the cause of your SI joint pain.

Symptoms Related to Sacroiliac Joint Dysfunction

One of the main symptoms of sacroiliac (SI) joint dysfunction is low back pain. But with SI joint pain, you can also have pain in your hips and buttocks.

Case Studies Presented by David W. Polly, Jr., MD

Ankylosing Spondylitis with Thoracic Fracture

Do You Fix Both the Fracture and the Deformity?
Presented by: D. Polly, Jr. MD
The patient is a 70-year-old male with chronic back pain and worsening trouble standing up. He has known long-standing ankylosing spondylitis, and he was referred to a spine surgeon after a non-union at a thoracic fracture site was seen. Do you fix the fracture alone, or fix the deformity, too?

Articles Reviewed by David W. Polly, Jr., MD

SI Joint Fusion Shows High Success Rate Regardless of Level of Response to SI Joint Block

Patients who underwent sacroiliac joint fusion using the iFuse Implant System showed a high success rate regardless of their level of response to diagnostic SI joint block.

Financial Disclosures

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Author's Statement

I, or an immediate family member, have a financial interest(s) or affiliation(s) with the following commercial companies whose products and / or services may be mentioned in the materials I have authored, edited or reviewed for presentation on Remedy Health Media, LLC’s websites.

Disclosed Relationships

Research Support
Department of Defense, Scoliosis Research Society, Chest Wall and Spine Deformity Research Foundation