Musculoskeletal Patho, Injuries, Management

What are the primary purposes of the musculoskeletal system?

Protect body organs, provide support and stability, store minerals, and allow coordinated movement.

What are the three types of bone cells?

Osteoblasts (bone-forming), osteocytes (mature bone), and osteoclasts (break down bone tissue).

What are the five types of bones in the human skeleton?

Long, short, flat, irregular, and sesamoid.

What is the most common diagnostic study for the musculoskeletal system?

Standard x-ray.

What does RICE stand for in the management of sprains and strains?

Rest, Ice, Compression, Elevation.

What are common soft tissue injuries?

Sprains, strains, dislocations, subluxations, impingement syndrome, rotator cuff tear, tendonitis.

What is Carpal Tunnel Syndrome (CTS) caused by?

Compression of the median nerve, often associated with repetitive wrist movements.

What are the manifestations of Carpal Tunnel Syndrome?

Impaired sensation, pain, numbness, weakness, and clumsiness.

What is the significance of the Lachman's test?

It is used to diagnose an Anterior Cruciate Ligament (ACL) injury.

What is the role of tendons in the musculoskeletal system?

Tendons attach muscles to bones.

What is the role of ligaments in the musculoskeletal system?

Ligaments attach bones to bones.

What are the common complications of fractures?

Infection, nonunion, malunion, and complications related to immobilization.

What are the effects of aging on the musculoskeletal system?

Decreased bone density, muscle mass, strength, flexibility, and increased risk for osteoarthritis.

What is the purpose of a bone scan?

To detect bone diseases and conditions, such as infections, tumors, or fractures.

What is the primary function of osteoblasts?

To form new bone tissue.

What is the primary function of osteoclasts?

To break down old bone tissue.

What is a common cause of meniscus injury?

Rotational stress when the knee is flexed and the foot is planted.

What is the primary nursing management for acute soft tissue injuries?

RICE: Rest, Ice, Compression, Elevation.

What are the clinical manifestations of osteomyelitis?

Pain, fever, swelling, and redness over the affected area.

What is the significance of the neuromuscular junction?

It is where nerve impulses trigger muscle contractions.

What is the difference between acute and chronic low back pain?

Acute low back pain lasts less than six weeks, while chronic low back pain persists for more than three months.

What are the nursing responsibilities related to diagnostic studies of the musculoskeletal system?

Ensure patient preparation, explain procedures, and monitor for complications.

What is the role of physical assessment in musculoskeletal evaluation?

To gather subjective and objective data regarding the patient's condition.

What is the purpose of dual energy x-ray absorptiometry?

To measure bone mineral density and assess the risk of osteoporosis.

What is the common treatment for a torn rotator cuff?

Conservative treatment includes rest, ice, NSAIDs, and physical therapy; surgical options may include arthroscopy.

What are the signs of a fracture?

Pain, swelling, deformity, and inability to use the affected limb.

What is the importance of public education in musculoskeletal health?

To reduce the risk of musculoskeletal injuries and promote safety.

What is bursitis?

Inflammation of the bursae from repeated or excessive trauma, friction, gout, RA, or infection.

Which joints are commonly affected by bursitis?

Hands, elbows, shoulders, knees, and hips.

What are the symptoms of bursitis?

Warmth, pain, swelling, and limited range of motion (ROM).

What is the initial treatment for bursitis?

Identify and correct the cause; rest with immobilization; ice and NSAIDs.

What surgical procedure may be performed for bursitis?

Bursectomy.

What defines a fracture?

Disruption or break in the continuity of the structure of bone.

What are the common causes of fractures?

Majority from traumatic injuries; some secondary to disease processes like cancer or osteoporosis.

How are fractures classified?

Based on the direction of the fracture line: linear, oblique, transverse, longitudinal, spiral.

What are the stages of fracture healing?

1. Fracture hematoma 2. Granulation tissue 3. Callus formation 4. Ossification 5. Consolidation 6. Remodeling.

What factors influence fracture healing?

Displacement and site of fracture, blood supply, other local tissue injury, immobilization, internal fixation devices, infection, poor nutrition, age, smoking.

What are common manifestations of fractures?

Edema and swelling, pain and tenderness, muscle spasm, deformity, loss of function, crepitation, guarding.

What is the overall goal of fracture treatment?

To achieve anatomic realignment, immobilization, and restoration of normal function.

What are the two main types of fracture reduction?

Closed reduction and open reduction.

What is the purpose of immobilization in fracture management?

To maintain alignment and allow for healing.

What diagnostic assessments are used for fractures?

X-ray, CT scan, MRI, and physical assessment.

What is skeletal traction?

A method of fracture immobilization using weights to align bones and joints.

What is the purpose of external fixation?

To stabilize fractures using metal pins and rods attached externally.

What are the common materials used for casts?

Plaster of Paris and fiberglass.

What is compartment syndrome?

A condition where swelling increases pressure within a muscle compartment, compromising neurovascular function.

What are the six Ps of compartment syndrome?

Pain, pressure, paresthesia, pallor, paralysis, and pulselessness.

What is the primary treatment for suspected compartment syndrome?

Surgical decompression (fasciotomy) to relieve pressure.

What are the nutritional recommendations for optimal bone healing?

Increase protein, vitamins (B, C, D), calcium, phosphorus, magnesium, and fluid intake.

What complications can arise from fractures?

Infection, compartment syndrome, venous thromboembolism, fat embolism syndrome, and rhabdomyolysis.

What is venous thromboembolism?

Formation of blood clots in veins due to stasis, especially after fractures.

What is fat embolism syndrome?

Systemic fat globules released into circulation from fractures, particularly of long bones.

What is the most common type of fracture in older adults?

Hip fractures, primarily due to falls.

What is a Colles fracture?

A fracture of the distal radius, commonly caused by falling on an outstretched arm.

What are the symptoms of a humeral shaft fracture?

Pain, deformity, shortened extremity, and abnormal mobility.

What is the primary concern with open fractures?

Risk of severe blood loss and infection.

What is the purpose of preoperative care in fracture management?

To prepare the patient for surgery, including monitoring vitals and providing patient education.

What are common joint surgeries related to fractures?

Synovectomy, osteotomy, debridement, and various types of arthroplasty.

What is the role of postoperative care in fracture management?

To monitor for complications, manage pain, and ensure proper healing.

What is the significance of neurovascular assessments in fracture care?

To detect any changes in blood flow and nerve function distal to the injury.

What is the typical management for a patient with a femoral shaft fracture?

Surgical intervention and monitoring for adjacent soft tissue damage.

What is the common cause of amputations in young people?

Trauma.

What is the most common complication of joint surgery?

Infection, often caused by gram-positive organisms.

What is the purpose of prophylactic anticoagulant drugs after surgery?

To prevent venous thromboembolism.

What are the signs of rhabdomyolysis?

Dark-reddish brown urine and symptoms of acute kidney injury.

What is the typical treatment for a clavicular fracture?

Supportive care and possibly surgical intervention if the fracture is open.

What is the significance of skin traction in fracture management?

It is a short-term method to reduce muscle spasms and align bones.

What is the role of assistive devices in postoperative care?

To aid mobility and support recovery while minimizing strain on the injured area.

What is the common manifestation of a pelvic fracture?

Symptoms can range from minor pain to life-threatening complications depending on vascular damage.

What is osteomyelitis?

A severe infection of bone, bone marrow, and surrounding soft tissue.

What is the most common microorganism causing osteomyelitis?

Staphylococcus aureus.

What are the two types of entry for microorganisms in osteomyelitis?

Indirect entry (hematogenous) and direct entry (contiguous).

What are common systemic manifestations of acute osteomyelitis?

Fever, night sweats, chills, restlessness, nausea, malaise.

What is the treatment for acute osteomyelitis?

IV antibiotic therapy for 4-6 weeks, possibly followed by oral agents.

What is the treatment for chronic osteomyelitis?

Surgical removal of poorly perfused tissue and extended use of antibiotics.

What is muscular dystrophy (MD)?

A group of genetic diseases characterized by symmetric wasting of skeletal muscles without neurologic involvement.

What is the most common type of muscular dystrophy?

Duchenne muscular dystrophy.

What are the diagnostic studies for muscular dystrophy?

Genetic testing, muscle serum enzymes, EMG, muscle fiber biopsy, ECG.

What is the primary treatment for muscular dystrophy?

There is no cure; corticosteroids may slow progression.

What is intervertebral disc disease?

A disease involving deterioration, herniation, or other problems with intervertebral discs.

What are common clinical manifestations of lumbar disc disease?

Severe low back pain, progressive weakness, bowel and bladder incontinence.

What is the significance of cauda equina syndrome?

It is a medical emergency requiring immediate surgical decompression to prevent permanent paralysis.

What are the conservative treatments for intervertebral disc disease?

Limiting spinal movement, local heat or ice, ultrasound, massage, and back-strengthening exercises.

What is osteomalacia?

A condition caused by Vitamin D deficiency leading to softening of the bones.

What are common clinical manifestations of osteomalacia?

Bone pain, muscle weakness, and deformity.

What is Paget's disease?

A chronic skeletal bone disorder characterized by excessive bone resorption and disorganized new bone formation.

What are common complications of Paget's disease?

Pathologic fractures and potential development of osteosarcoma.

What is gout?

A type of arthritis characterized by hyperuricemia and deposition of uric acid crystals in joints.

What triggers the onset of gout symptoms?

Symptom onset often occurs at night with sudden swelling and severe pain.

What is the gold standard for diagnosing gout?

Synovial fluid aspiration.

What are primary treatments for acute gout?

Oral colchicine, NSAIDs, and corticosteroids.

What dietary restrictions are recommended for managing gout?

Limit alcohol and foods high in purine.

What is the role of patient education in managing osteomyelitis?

Educate about signs of osteomyelitis and when to call a healthcare provider.

What are the goals of treatment for osteomyelitis?

Satisfactory pain management, adherence to treatment plan, and prevention of complications.

What is the importance of monitoring serum uric acid levels in gout?

To control hyperuricemia and prevent gout attacks.

What are the effects of corticosteroids in muscular dystrophy treatment?

They may slow progression and improve survival.

What is the purpose of an orthotic jacket in muscular dystrophy?

To prevent spinal deformity or injury.

What is the typical duration for IV antibiotic therapy in acute osteomyelitis?

4-6 weeks.

What is the expected outcome for patients with osteomyelitis after treatment?

They should have satisfactory pain management and adhere to the treatment plan.

What is fracture reduction?

Anatomic realignment of fractured bones through manual traction or surgical methods.