American   Academy   f   Manual   Medicine

Home  Search  Pain referral  Trigger points  Cranial nerve  Spinal nerve  Historical  About us  Contact us  Site map 

 

Pectoralis Minor
Pointer Plus

Pointer Plus

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.

 

The Pectoralis minor is a muscle of the chest.

Collectively with the Pectoralis Major, they maybe referred to as the Pecs.

Anatomical Attachments:

  • Origin: Attaches to the exterior surface of the cranial border of the 3rd, 4th, and 5th rib.
  • Insertion: Attaches to the medial border and the superior surface of the coracoid process of the scapula.

Action: Draws the scapula downward, inward and forward, and raises the 3rd, 4th and 5th ribs during forced inspiration.

Synergist: Pectoralis major.

 

Click for Muscle Test 

 

Nerve Supply: Medial anterior thoracic nerve (C8, T1)

Vascular supply: Thoracoacromial and intercostal branches of the inferior thoracic and the lateral thoracic arteries.

Vascular entrapment: Brachial plexus and Axillary artery.

Travell and Simons Trigger Point Pain Referral:  

 

Click on a small image to view an enlarged image

 

Trigger Point Signs and Symptoms: Tenderness, hot burning pain, prickling, lightening like jabs to pectoral region, chest pain, difficulty in reaching forward and up.

Trigger Point Activating and Perpetuating Factors: Acute trauma, acceleration/deceleration injury, carrying a heavy book bag, the under wire in bras, bra straps that are to tight, rounded shoulders, and hard repetitive coughing.

Differential Diagnosis: Angina Pectoris, Myocardial Infarction, Thoracic outlet syndrome, (Segmental, Subluxation, Somatic dysfunction) C7 C8 or T1 Radiculopathy, Neurovascular entrapment, Supraspinatus tendonitis, Adhesive capsulitis (Frozen shoulder), Subdeltoid bursitis, Bicipital tendonitis, Medial epicondylitis, Hiatal hernia, Lymphedema, Lymphatic carcinoma, Lymphadenopathy, Esophagitis, Gastroenteritis, Pleurisy, Gallbladder Dysfunction, Pulmonary carcinoma, Charcotís arthropathy, Polymyalgia rheumatica, Fibromyalgia, Polymyositis, Systemic lupus erythematosus, Diabetic neuropathy, Osteoarthritis, Osteoporosis, Pectoralis Sprain/Strain Syndrome, Glenohumeral joint separation, Shoulder pointer, Stinger or Burner, Breast cancer, Eosinophilic fasciitis, Tetanus, Systemic infections or inflammation, Nutritional inadequacy, Metabolic imbalance, Toxicity, Side effects of medication.

 

Back to Top

 

Return to Search 

 



Home  Search  Pain referral  Trigger points  Cranial nerve  Spinal nerve  Historical  About us  Contact us  Site map 

Continuing Education © Copyright 2001, 2004, 2006. All rights reserved.