Lecture Note
University
Stanford UniversityCourse
MED 101 | Human AnatomyPages
1
Academic year
2023
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p {margin: 0; padding: 0;} .ft00{font-size:18px;font-family:Arial;color:#ff0000;} .ft01{font-size:16px;font-family:MS-PGothic;color:#000000;} .ft02{font-size:16px;font-family:ArialMT;color:#000000;} .ft03{font-size:15px;font-family:MS-PGothic;color:#37751c;} .ft04{font-size:16px;font-family:Arial;color:#37751c;} .ft05{font-size:16px;line-height:21px;font-family:ArialMT;color:#000000;} Trapezius contracture ❉ Etiology It is the only pathology regularly found in the case of physical activities. Strains such astendinitis only constitute extremely rare cases. Trapezius contractures respond to strongstimulation of the cervico-dorsal region and the shoulder. It responds to elongation during aviolent movement or to an accumulation of fatigue secondary to repeated exercises. ❉ Diagnosis . Physical examination The athlete presents with cervico-dorsal pain, unilateral or bilateral,radiating from the spinal axis towards the shoulder. On examination, mobilization of the neckis painful as is lowering of the shoulder. Palpation of the upper bundles of the trapezius(pinch between the thumb and index finger) increases the pain. The muscle appears tenseand contracted. . X-ray examination We may request an x-ray (face and profile) of thecervico-dorsal hinge to look for underlying bone damage. This examination is generallynormal. ❉ Treatment The treatment will initially aim to relieve the painful contracture (prescription of musclerelaxants, deep massages, application of heat or alumina poultices). Secondly, we will seekto find the normal amplitudes of the cervical spine (tilt, rotation, flexion/extension). Therehabilitation will end with muscular strengthening of the cervical bracing. ➤ Deltoid strain The deltoid can suffer from strain and insertional tendonitis. The latter will be treated in theparagraph devoted to the arm. ❉ Etiologies Damage to the deltoid is most often located in the supraspinous region and mainly concernselderly athletes ( to years old) who have undergone one or more infiltrations. ❉ Diagnosis . Physical examination The sudden onset of pain is located at the level of the shoulder stump(external location) or at the level of the supraspinous region. Functional impotence issignificant, active abduction impossible. Thwarted antepulsion (arm at 0°) allows explorationof the anterior fibers, while thwarted external rotation or thwarted retropulsion puts tensionon the posterior fibers. . Radiological examination The deltoid strain can be precisely locatedand evaluated in terms of its severity by MRI. It is not uncommon to see a hematoma form inor at the lower part of this muscle. This examination also makes it possible to highlightfibrosed areas and assess the quality of the uninjured tissue. ❉ Treatment The treatment is identical to that proposed for the pectoralis major.
Trapezius Contracture
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