Ortho Oracle - orthopaedic operative atlas

Adolescent Sternoclavicular Joint Injury

– See: SC Joint Injury – Medial SC Joint Injury:     – injury is due separation of proximal clavicular physis rather than dislocation;     – need to determine if proximal clavicular metaphysis (distal fragment) is anterior or posterior;     – anterior and superior displacement of medial end of clavicle or x-ray appearance … Read more

Adson’s maneuver

Technique decreases interscalene space by tensing anterior and middle scalenes; arm of the affected side placed on the sitting patients thigh with forearm supinated; turn head to the affected side; extend neck and hold breath; positive test is obliteration of the radial pulse; Hyperabduction maneuver tests for compression against axillary pulley which consists of pectoralis … Read more

Adhesive Capsulitis of the Shoulder

– Discussion: – refers to a condition in which the shoulder capsule becomes contracted and thickened; – patients note a dramatic decrease in shoulder ROM; – in many cases there is spontaneous resolution after 1-3 years and motion is re-gained; – associated disorders: – cervical spondylosis – hypothyroidism – ref: Prevalence of hypothyroidism in patients … Read more

Active Abduction View

Discussion may allow use of plain x-rays for dectection of pts with complete Rotator cuff tears; this view showed narrowing of acromiohumeral space to 2 mm or less; view is obtained by having pt actively abduct shoulder to 90 deg and repeating an anteroposterior radiograph

Acromioclavicular Joint

Discussion AC joint is situated between the clavicle and acromion; acromion has two ossification centers which fuse at age 22 yrs; it permits motion in three planes: AP gliding of acromion during protraction & retraction of scapula; tilting of acromion during abduction & adduction of arm; rotation of the clavicle; rotation occurs during abduction & … Read more

AC Joint Separation

Discussion tears of AC & CC ligaments (from fall on tip of shoulder) allows upper limb to drop away from clavicle, producing separation of AC joint; differential diagnosis distal clavicular physeal separation childhood equivalent of AC separation; atraumatic AC joint laxity (from ligamentous laxity) Classification Rockwood Classification type I sprain of joint with out a … Read more

AC Joint Arthrosis / Open Distal Clavicle Excision

Discussion general discussion: clinical and radiographic findings Surgical Technique Subacromial Decrompression Arthroscopic Distal Clavicle Excision: Open Clavicle Excision: Surgical Technique: Modified Weaver Dunn Procedure: Complications lateral elevation of the clavicle: lateral elevation is often associated w/ pain; ref: Sequential Resection of the Distal Clavicle and Its Effects on Horizontal Acromioclavicular Joint Translation references: Complications after … Read more