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Shoulder Anatomy

Shoulder anatomy is both unique and complex. The shoulder is a unique and complex joint. The shoulder needs a high degree of flexibility, but it also needs to remain stable in multiple planes of motion. To accomplish this, the shoulder joint is supported by a combination of bones, ligaments, and muscles.

The shoulder is made up of the following parts:

  • Acromioclavicular (AC) joint – where the collarbone (clavicle) meets the top of the shoulder (acromion).
  • Glenohumeral joint – where the head of the upper arm bone. (humerus) and the shoulder socket (glenoid fossa of the scapula) meet.
  • Labrum – a cartilage ring around the shoulder socket that makes the socket deeper and more stable for the humeral head to sit in. A joint capsule surrounds these structures.
  • Rotator cuff tendons – tendons that attach the four rotator cuff muscles to the humerus to both maintain stability and move the shoulder in all directions.
Shoulder Anatomy Diagram

What Are the Symptoms of a Shoulder Injury?

Symptoms of a shoulder injury include:

  • Pain
  • Instability
  • Weakness
  • Clicking or popping sensation

How Are Shoulder Injuries Diagnosed?

The diagnostic process starts by talking with you about your symptoms and conducting a detailed physical examination. Diagnostic imaging, including X-rays and MRI scans, can be useful for a diagnosis as well.

What Are the Treatment Options for Shoulder Injuries?

  • Activity Modification: Avoid activities that worsen your symptoms to help relieve pain and irritation.
  • Anti-Inflammatory Medications: Over-the-counter options like Aleve, Advil, Motrin, and aspirin can reduce swelling and discomfort.
  • Icing: Apply a bag of ice to the shoulder for 20 minutes to decrease inflammation and manage pain.
  • Injections: A specialist can inject medication directly into the joint to provide targeted relief from pain and swelling.
  • Physical Therapy: A physical therapist can help improve shoulder strength and function while teaching proper movement techniques.
  • Wellness Consultation: Begin with a free consultation to explore your health goals and available wellness tools.
  • Integrated Physical Therapy and Wellness: Our collaborative team—physical therapists, performance specialists, and registered dietitians—works with you to build a comprehensive recovery plan.
  • Surgery: If symptoms persist despite conservative care, your specialist may recommend surgery and will walk you through your options.

Schedule an Appointment

Online appointment scheduling allows you to select the specialty, provider, date, time, and location that most conveniently works with your schedule.

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