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18 Cards in this Set

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Ankylosing Spondylitis: Pathophysiology

- Chronic inflammatory disease that primarily affects the axial skeleton, including the sacroiliac joints, intervertebral spaces, and costovertebral articulations.


- Inflammation in joints and adjacent tissues causes the formation of granulation tissue (pannus) and the development of dense fibroud scars that lead to joint fusion.


- May affect eyes, lungs, heart, kidneys, and PNS

Axial skeleton

Ankylosing Spondylitis: Signs & Symptoms

- Lower back pain, Stiffness, and limitation of motion that are WORSE during the NIGHT and in the AM, but DECREASE with mild activity.


- Systemic: Fever, fatigue, anorexia, weight loss (rare)


- Uveitis (intraocular inflammation)


Activity

Ankylosing Spondylitis: Complications

- Chest pain and sternal/costal cartilage tenderness


- Aortic insufficiency and pulmonary fibrosis (frequent)


- Cauda equina syndrome (lower extremity weakness and bladder dysfunction)


- Risk for spinary fracture (associated osteoporosis)

Chest, Back, and lower body

Ankylosing Spondylitis: Diagnostic Tests

- Xrays (limited diagnostic tool)


- MRI: early cartilage abnormalities


- Elevated ESR and mild anemia


- HLA-B27 antigen and clinicals signs of AS = increased likelihood

Ankylosing Sondylitis: Interprofessional Care

- Genetics: HLA-B27 positive rheumatic Dz - be aware of sign of lower back pain and arthritis


- Good posture & stretching excercises of the back, neck and chest


- Hydrotherapy


- Surgery (spinal osteotomy and total joint replacement)


- Local moist heat


- Regular exercise

Family & nonpharm

Ankylosing Spondylitis: Pharmacological

- NSAIDs & Salicylates


- Disease-modifying antirheumatic drugs (DMARDs): sulfasalazine (Azulfidine) or methotrexate


- etanercept (Ebnrel)


- Anti-TNF agents: infliximab (Remicade), adalimumab (Humira), golimumab (Simponi)

Ankylosing Spondylitis: Nursing Management

- Discourage excessive physical exertion during active inflammation


- Smoking cessation


- Ongoing physical therapy


- Proper positioning at rest is essential; firm mattress, sleep on back with a flat pillow, avoiding position that encourage flexion deformity


- Avoid spinal flexion: leaning over desk, heavy lifting, prolonged walking/standing/sitting; ok with swimming or racquet games


- Family counseling

Carpal Tunnel Syndrome: Pathophysiology

- Compression of the median nerve


- Caused by: pressure from trauma or edema from inflammation of the tendon (tenosynovitis), CA, RA, or soft tissue masses such as ganglion cysts

Carpal Tunnel Syndrome: Signs & Symptoms

- Weakness, pain and numbness, impaired sensation


- Clumsiness of fine hand movements


- TINEL'S SIGN: tapping of the median nerve; positive - sensation of tingling over hand


- PHALEN'S SIGN: wrists fall freely into Max flexion and maintain position for more than 60 sec; positive - sensation of tingling over hand


- Late - atrophy and recurrent pain = dysfunction of the hand

Carpal Tunnel Syndrome: Nursing intervention

- Instruct patient to shake hands often


- Use of wrist splints; ok to wear at night


- Ergonomics: special keyboard pads/mice, workstation modification



After surgery:


- assess the neurovascular status of the hand regularly


- Wound care and assessments at home


- Full recovery may take months

Carpal Tunnel Syndrome: interprofessional Management

- If CTS more than 6 months, surgery is recommended.


- Outpatient w/ local anesthesia


- Endoscopic carpal tunnel release: through a small puncture incision(s) in the wrist and palm

Surgery

Gout: Pathophysiology

- Acute arthritis


- Elevation of uric acid (hyperuricemia) and the deposit of uric acid crystals in one or more joints


d/t Inc. uric acid production, red. excretion by kidneys, inc. intake of foods containing purines


(obesity, excessive alcohol consumption, prolonged fasting)

Gout: Signs & Symptoms

- Affected joints appear dusky/cyanotic and tender


- Great toe (podagra; most common)


- Acute triggers: trauma, surgery, alcohol ingestion, systemic infection; rapid welling and pain peak within several hours, often with low-grade fever


- individual attacks usually subside in 2-10 days


- Tophi (chronic gout): multiple joint involvement and visible deposits of sodium urate crystals

Gout: Diagnostic Tests

- Serum uric acid levels: > 6mg/dL


- 24hr urine uric acid levels


- Xrays: shows tophi


- Synovial fluid aspiration: gout vs. septic arthritis vs pseudogout (calcium phosphate crystals are formed) - gout = needlike crystals of sodium urate

Gout: Drug Therapy

- colchicine


- NSAIDs: do not give ASA (inactivates the effect of uricosurics = urate retention); give Tylenol


- pegloticase (Krystexxa): for pts not taking/do not respond to drugs that lower uric acid in blood; metabolizes uric acid into a harmless chemical excreted in the urine


- Corticosteroids (acute attacks)




In combo with colchicine:


- xanthine oxidase inhibitor: allopurinol (Zyloprim)


- probenecid (Probalan): drug that inc. excretion of uric acid in the urine (uricosuric)


- febuxostat (Uloric): a selective inhibitor of xanthine oxidase; long term for chronic gout pts

Gout: Foods to avoid

Foods high in PURINE



- Red/organ meats, seafood, beans, spinach



- Seafood: Anchovies, Mackerel, Mussels, Sardines, Scallops, Trout, Crab, Lobster, Oysters, Shrimp, Codfish, Haddock, Herring


- Meat: Liver, sweetbreads, brains, bacon, turkey, veal, venison, beef, chicken, duck, ham, pork


- Vegetables: Asparagus, fava beans, garbanzo beans, edamame (soy), mushrooms, peas, lentils, spinach, cauliflower

Gout: Nursing Interventions

- Monitor urine output: 2-3 L/day; prevent precipitation of uric acid


- Bed rest with affected joints properly immobilized: bed cradle/footboard


- Assess the limitation of motion and degree of pain. Document treatment response.


- Explanation of drug therapy and periodic determination of serum uric acid levels


- Teach about triggers for an attack

Guillain-Barre Syndrome: Pathophysiology

- Acute inflammatory polyneuropathy


- an autoimmune process that occurs a few days/weeks after a viral/bacterial infection


- Cytomegalovirus (viral) // Campulovacter jejuni gastroenteritis (bacterial)



Loss of myelin (segmental demyelination) and edema and inflammation of the affected nerves. As demyelination occurs, the transmission of nerve impulses is stopped/slowed. Muscles innervated by the damaged peripheral nerves undergo denervation and atrophy. In the recovery phase, remyelination occurs slowly and function returns in a proximal-to-distal pattern.