Teres Major
The Pointer Plus is an easy to use trigger point (TP) locator which
incorporates a push button stimulation feature to immediately treat
Trigger point pain.
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The Teres Major is a muscle of the shoulder.
Anatomical Attachments:
- Origin: Attaches to the posterior surface of the inferior angle of the scapula.
- Insertion: Attaches into the medial lip of the bicipital groove of the humerus.
Action: Adducts, extends and medially rotates the arm.
Synergist: Latissimus Dorsi and Subscapularis.
Click for Muscle Test
Nerve Supply: Lower subscapular nerve (C5, C6).
Vascular supply: Scapular circumflex artery.
Travell and Simons Trigger Point Pain Referral:
- Primary: Posterior shoulder pain with a primary reference of the shoulder and glenohumeral joint. It progresses down the posterior arm, omitting the elbow with an ulna distribution down the forearm.
- Satellite or associated triggers: Triceps brachii, Latissimus dorsi, Posterior deltoid, Subscapularis, Teres Minor, Rhomboids.
Click on a small image to view an enlarged image
Trigger Point Signs and Symptoms: Shoulder pain upon movement.
Trigger Point Activating and Perpetuating Factors: Climbing a mountain, rope or trees; opening and closing large valve wheels; driving automobiles and/or construction/farm equipment with out power assisted steering
Differential Diagnosis: Supraspinatus tendinitis, C5 C6 or C7 radiculopathy, Thoracic outlet syndrome, Dislocation/Subluxation of the Glenohumeral joint, Adhesive capsulitis (Frozen shoulder), Polymyalgia rheumatica, Polymyositis, Charcot’s joint, Subacromial/Subdeltoid bursitis, Osteoarthritis, Rheumatoid arthritis, Post injection soreness, Systemic infections or inflammation, Nutritional inadequacy, Metabolic imbalance, Toxicity, Side effects of medication.
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