Arturo Villarreal MD

02/13/2026

Ulnar Nerve Lesions: Causes and Treatments of Nerve Damage.

An ulnar nerve injury (sometimes called an ulnar nerve lesion) can cause pain and numbness in your arm. Your arm might also feel weak if you hurt the nerve.

02/06/2026

Preventing Shoulder Pain After Vaccine Injection (SIRVA).

Shoulder pain is a common side effect of a vaccine. Usually, it gets better fairly quickly and causes no long-term problems. However, some people develop a rare problem called shoulder injury related to vaccine administration (SIRVA).

01/30/2026

Reduced opioid use found after knee surgery with mini-scope technique.

A new study led by Marshall University researchers found that patients who underwent knee surgery using a minimally invasive "needle arthroscopy" technique used significantly fewer opioids after surgery compared to those treated with standard arthroscopy.

01/26/2026

Non-traumatic Medial-Sided Elbow Pain: A Comprehensive Review of Etiologies, Diagnostic Strategies, and Treatment Approaches.

Medial elbow pain is a rare and often underrecognized condition. In non-traumatic cases, such as medial epicondylitis (ME), ulnar collateral ligament (UCL) injury, cubital tunnel syndrome, snapping medial triceps, and posteromedial impingement, the clinical presentations are often similar, making di...

01/19/2026

Traumatic Versus Atraumatic Causes of Shoulder Impingement Syndrome: A Systematic Review of Pathophysiology and Outcomes.

Shoulder impingement syndrome (SIS) is a common musculoskeletal disorder caused by traumatic or atraumatic factors, resulting in pain, functional limitation, and reduced quality of life. This systematic review aimed to summarize the pathophysiology, anatomical changes, and functional outcomes of tra...

01/12/2026

5 Symptoms of Carpal Tunnel Syndrome You Should Know.

Carpal tunnel syndrome (CTS) is a condition that develops when the median nerve—a major nerve that controls movement and sensation in the hand and fingers—becomes compressed or pinched. Specifically, this nerve supplies sensations to your thumb, index, middle, and ring fingers.

01/05/2026

What Causes Leg Pain (and How to Find Relief).

Leg pain can be caused by overuse, trauma, minor injuries, infection, or severe medical conditions. Although the most common causes are minor, temporary conditions, a prompt diagnosis and treatment of more severe conditions can help prevent pain from worsening and improve your long-term outlook.

01/01/2026

Wishing you and your family a happy and healthy new year!

12/29/2025

What Causes Infraspinatus Pain and How Can You Treat It?

The infraspinatus muscle works alongside three other rotator cuff muscles to stabilize and move the shoulder. This triangular-shaped structure primarily externally rotates the arm. This means it rotates the arm toward the outside of the body.

12/22/2025

Happy Holidays! We wish you and your family a joyful holiday season!

12/22/2025

Aerobic exercise found to be most effective for knee osteoarthritis.

For patients with knee osteoarthritis, aerobic activities such as walking, cycling, or swimming are likely to be the best exercise for improving pain, function, gait performance, and quality of life, finds a study published by The BMJ today.

12/15/2025

Hip Weakness May Contribute to Knee Pain.

The movement and stability of your hips and knees work together and share several muscles. The hip is a ball and socket joint and is a major weight-bearing joint in the body. There are many ligamentous attachments that add to the stability of your hip.