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RNSG 1343 Osteo

Chapter 40 Musculoskeletal Disorders Osteoarthritis

Osteoarthritis  Also called DJD (Degenerative Joint Disease)  Progressive deterioration and loss of joint cartilage
Pathophysiology of Osteoarthritis  Enzymatic degradation  Loss of proteoglycans and collagen in cartilage  Surface ulcerations and deep fissures develop
Risk Factors for Osteoarthritis  Genetic factors  Obesity  Increasing age  Smoking  Repetitive activities
Osteoarthritis Most commonly involved joints:  Distal interphalangeal (DIP)  Proximal interphalangeal (PIP),  Metacarpophalangeal joint (MCP)
Secondary synovitis  Early pain and stiffness  Loss of joint motion  Noticeable swelling
Joint Arthroplasty  Reconstruction or replacement of a joint  Artificial prosthesis inserted to replace joint surface  Cemented or uncemented joint
Total Hip Arthroplasty Indications  Pain interrupts sleep  Pain limits ADLs  Drug therapy no longer controls pain  Patient able to participate in PT postop
Rheumatoid Arthritis  A chronic, systemic autoimmune disease  Inflammation of connective tissue in the (synovial) joints  Typically have periods of remission and exacerbation  Unknown etiology
Rheumatoid Arthritis Pathophysiology  A chronic, systemic autoimmune disease  Characterized by inflammation of connective tissue in the diarthrodial (synovial) joints  Typically have periods of remission and exacerbation  Unknown etiology
Clinical Manifestations of RA  Inflammation  Low-grade fever  Fatigue  Weakness  Anorexia  Paresthesias
RA (Exocrine glands) Sjogren's syndrome: Dry eyes/mouth
System Lupus Erythematosus Occur in women of childbearing years  African, Asian, and Native Americans 3x more than whites  Etiology unknown  Genetic influence and Environmental factors  Certain medications  Oral contraceptives and HRT
Created by: pdimple