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From lifestyle tips to patient resources, up-to-date information is all right here. Whether you’re a patient, referring physician, or caregiver, these articles share insights, logistics, and advice for helping and healing.

Our FAQ's for patients include links to downloadable forms as well as information about how to contact us with specific questions

For Patients

Mako Robotic-Arm - Partial Knee

Mako Robotic-Arm Assisted Technology provides you with a personalized surgical plan based on your unique anatomy.

Mako Robotic-Arm - Total Knee Replacement

Mako Robotic-Arm Assisted Technology provides you with a personalized surgical plan based on your unique anatomy.

COVID-19 Coronavirus

COVID-19 Coronavirus Information. Most commonly asked questions and answers.

Neurology Forms

Download and Print Forms for Neurology Appointments

CNOS Pain Management

CNOS Physicians understand that many conditions cause pain and that to relieve pain surgically, you may experience acute post-operative pain. To help you understand our prescription policy for post-operative pain medications, please read more.

Referring Patients

We know you have a choice when it comes to referring your patients for specialized health care. The physicians and staff want to thank you for placing your trust in CNOS to care for your patients.

Direct Anterior Hip Replacement

Functional limitations due to hip pain are caused by a number of symptoms and factors. If arthritic changes are noted, a total hip arthroplasty may be indicated. Recent developments can significantly reduce recovery time and the rate of dislocation.

Femoroacetabular Impingement (FAI)

Younger patients with FAI report a history of groin pain and/or a painful catching or popping of the hip. If your symptoms don’t improve with rest and NSAIDS, Femoroacetabular Impingement may be the diagnosis.

Common Questions and Concerns About Youth Sports Safety

Letting your child compete in sports is exciting, but it is important for parents to know the risk factors and best practices involved in sports medicine.

Common Sports Injuries and When to See a Specialist

For those living an active lifestyle, sports injuries can be disheartening. Through proper treatment, training, and recovery, you can strengthen your game.

Migraine and Headache Options

Migraine and Headache are very common neurological conditions. With evaluation and treatment, we can do more for patients now compared to years, even months ago.

In the News: Dr. Brian Johnson Discusses Shoulder Injuries in the Summer

With summer sports in full swing, often times shoulder injuries are prevalent. Shoulder injuries are frequently caused by athletic activities that involve excessive, repetitive, overhead motion, such as swimming, tennis, pitching, and weightlifting. Dr. Brian Johnson, an orthopedic surgeon at CNOS, says that the body’s main protective signal is pain- and that you should always listen to it.

In the News: Dr. Brian Johnson on Reverse Total Shoulder Surgery

Reverse total shoulder surgery helps patients with shoulder conditions that make standard shoulder replacements difficult. Dr. Johnson was featured for his work on this procedure.

In the News: Dr. Nguyen Talks Concussion Management

The Sioux City Journal talks to Dr. Nguyen about dealing with concussions on and off the field, encouraging a conservative approach for teen athletes.