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Showing posts with label MUSCULO. Show all posts
Showing posts with label MUSCULO. Show all posts

Wednesday, July 13, 2011

Fracture

Fracture
à  A break in the continuity of the bone and is defined according to its type and extent

Severe mechanical Stress to bone à bone fracture
o    Direct Blows
o    Crushing forces
o    Sudden twisting motion
o    Extreme muscle contraction

TYPES OF FRACTURE
1. Complete fracture
Involves a break across the entire cross-section
2. Incomplete fracture
The break occurs through only a part of the cross-section
1. Closed fracture
The fracture that does not cause a break in the skin
2. Open fracture
The fracture that involves a break in the skin
1. Comminuted fracture
A fracture that involves production of several bone fragments
2. Simple fracture
A fracture that involves break of bone into two parts or one

ASSESSMENT FINDINGS
1. Pain or tenderness over the involved area
2. Loss of function
3. Deformity
4. Shortening
5. Crepitus
6. Swelling and discoloration

1. Pain
Continuous and increases in severity
Muscles spasm accompanies the fracture is a reaction of the body to immobilize the fractured bone
2. Loss of function
Abnormal movement and pain can result to this manifestation
3. Deformity
Displacement, angulations or rotation of the fragments Causes deformity
4. Crepitus
A grating sensation produced when the bone fragments rub each other


DIAGNOSTIC TEST
o    X-ray

EMERGENCY MANAGEMENT OF FRACTURE
1. Immobilize any suspected fracture
2. Support the extremity above and below when moving the affected part from a vehicle
3. Suggested temporary splints- hard board, stick, rolled sheets
4. Apply sling if forearm fracture is suspected or the suspected fractured arm maybe bandaged to the chest
5. Open fracture is managed by covering a clean/sterile gauze to prevent contamination
6. DO NOT attempt to reduce the facture

MEDICAL MANAGEMENT
1. Reduction of fracture either open or closed, Immobilization and Restoration of function
2. Antibiotics, Muscle relaxants and Pain medications
For CLOSED FRACTURE
1. Assist in reduction and immobilization
2. Administer pain medication and muscle relaxants
3. teach patient to care for the cast
4. Teach patient about potential complication of fracture and to report infection, poor alignment and continuous pain
For OPEN FRACTURE
1. Prevent wound and bone infection
Administer prescribed antibiotics
Administer tetanus prophylaxis
Assist in serial wound debridement
2. Elevate the extremity to prevent edema formation
3. Administer care of traction and cast

FRACTURE COMPLICATIONS
Early
1. Shock
2. Fat embolism
3. Compartment syndrome
4. Infection
5. DVT
Late
1. Delayed union
2. Avascular necrosis
3. Delayed reaction to fixation devices
4. Complex regional syndrome

FRACTURE COMPLICATIONS: Fat Embolism
Occurs usually in fractures of the long bones
Fat globules may move into the blood stream because the marrow pressure is greater than capillary pressure
Fat globules occlude the small blood vessels of the lungs, brain kidneys and other organs
Fracture
Onset is rapid, within 24-72 hours

ASSESSMENT FINDINGS
1. Sudden dyspnea and respiratory distress
2. tachycardia
3. Chest pain
4. Crackles, wheezes and cough

Nursing Management
1. Support the respiratory function
Respiratory failure is the most common cause of death
Administer O2 in high concentration
Prepare for possible intubation and ventilator support
2. Administer drugs
Corticosteroids
Dopamine
Morphine
3. Institute preventive measures
Immediate immobilization of fracture
Minimal fracture manipulation
Adequate support for fractured bone during turning and positioning
Maintain adequate hydration and electrolyte balance

Early complication: Compartment syndrome
A complication that develops when tissue perfusion in the muscles is less than required for tissue viability

ASSESSMENT FINDINGS
1. Pain- Deep, throbbing and UNRELIEVED pain by opiods
Pain is due to reduction in the size of the muscle compartment by tight cast
Pain is due to increased mass in the compartment by edema, swelling or hemorrhage
2. Paresthesia- burning or tingling sensation
3. Numbness
4. Motor weakness
5. Pulselessness, impaired capillary refill time and cyanotic skin

Medical and Nursing management
1. Assess frequently the neurovascular status of the casted extremity
2. Elevate the extremity above the level of the heart
3. Assist in cast removal and FASCIOTOMY

Strains
à  Excessive stretching of a muscle or tendon

Nursing management
1. Immobilize affected part
2. Apply cold packs initially, then heat packs
3. Limit joint activity
4. Administer NSAIDs and muscle relaxants

Sprains
à  Excessive stretching of the LIGAMENTS
Nursing management
1. Immobilize extremity and advise rest
2. Apply cold packs initially then heat packs
3. Compression bandage may be applied to relieve edema
4. Assist in cast application
5. Administer NSAIDS

Gout
Ø A disorder of purine metabolism; causes high levels of uric acid in the blood & the precipitation of urate crystals in the joints
Ø Inflammation of the joints caused by deposition of urate crystals in articular tissue

Incident Rate
1.   Occurs most often in males
2.   Familial tendency

CAUSES:
1. Primary gout- disorder of Purine metabolism
2. Secondary gout- excessive uric acid in the blood like leukemia



S/sx
1.   Joint pain
2.   Redness
3.   Heat
4.   Swelling
5.   Joints of foot (especially great toe) & ankle most commonly affected (acute gouty arthritis stage)
6.   Headache
7.   Malaise
8.   Anorexia
9.   Tachycardia
10.                Fever
11.                Tophi  yellowish-whitish, irregular deposits in the skin that break open and reveal a gritty appearance

Dx
1.   CBC: uric acid elevated 

Medical Management
1.   Drug therapy
a.   Acute attack:
§  Colchicine IV or PO: discontinue if diarrhea occurs
§  NSAID: Indomethacin (Indocin)
§  Naproxen (Naprosyn)
§  Phenylbutazone (Butazolidin)
b.   Prevention of attacks
§  Uricosuric agents: increase renal excretion of uric acid
§  Probenecid (Benemid)
§  Sulfinpyrazone (Anturanel)
§  Allopurinal (Zyloprim): inhibits uric acid formation
2.   Low-purine diet may be recommended
3.   Joint rest & protection
4.   Heat or cold therapy

Nursing Interventions
1.   Assess joints for pain, motion & appearance.
2.   Provide bed rest & joint immobilization as ordered.
3.   Administer anti-gout medications as ordered.
4.   Administer analgesics as ordered: for pain
5.   Increased fluid intake to 2000-3000 ml/day: to prevent formation of renal calculi.
6.   Apply local heat or cold as ordered: to reduce pain
7.   Apply bed cradle: to keep pressure of sheets off joints.
8.   Provide client teaching and discharge planning concerning
a.   Medications & their side effects
b.   Modifications for low-purine diet: avoidance of shellfish, liver, kidney, brains, sweetbreads, sardines, anchovies
c.   Limitation of alcohol use
d.   Increased in fluid intake
e.   Weight reduction if necessary
f.    Importance of regular exercise

Osteoporosis

Osteoporosis
®  A disease of the bone characterized by a decrease in the bone mass and density with a change in bone structure
®  METABOLIC BONE DISORDERS

Pathophysiology
®  Normal homeostatic bone turnover is alteredà rate of bone RESORPTION is greater than bone FORMATIONà reduction in total bone massà reduction in bone mineral densityà prone to FRACTURE
TYPES
1. Primary Osteoporosis- advanced age, post-menopausal
2. Secondary osteoporosis- Steroid overuse, Renal failure

RISK factors for the development of Osteoporosis
1. Sedentary lifestyle
2. Age
3. Diet- caffeine, alcohol, low Ca and Vit D
4. Post-menopausal
5. Genetics- caucasian and asian
6. Immobility

ASSESSMENT FINDINGS
1. Low stature
2. Fracture (Femur)
3. Bone pain

LABORATORY FINDINGS
1. DEXA-scan
Provides information about bone mineral density
T-score is at least 2.5 SD below the young adult mean value
2. X-ray studies

Medical management of Osteoporosis
1. Diet therapy with calcium and Vitamin D
2. Hormone replacement therapy
3. Biphosphonates- Alendronate, risedronate produce increased bone mass by inhibiting the OSTEOCLAST
4. Moderate weight bearing exercises
5. Management of fractures
Osteoporosis Nursing Interventions

1. Promote understanding of osteoporosis and the treatment regimen
®  Provide adequate dietary supplement of calcium and vitamin D
®  Instruct to employ a regular program of moderate exercises and physical activity
®  Manage the constipating side-effect of calcium supplements
®  Take calcium supplements with meals
®  Take alendronate with an EMPTY stomach with water
®  Instruct on intake of Hormonal replacement
2. Relieve the pain
®  Instruct the patient to rest on a firm mattress
®  Suggest that knee flexion will cause relaxation of back muscles
®  Heat application may provide comfort
®  Encourage good posture and body mechanics
®  Instruct to avoid twisting and heavy lifting
3. Improve bowel elimination
®  Constipation is a problem of calcium supplements and immobility
®  Advise intake of HIGH fiber diet and increased fluids
4. Prevent injury
®  Instruct to use isometric exercise to strengthen the trunk muscles
®  AVOID sudden jarring, bending and strenuous lifting
®  Provide a safe environment

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