D118 Unit 6 Study Guide

D118 Unit 6 Study Guide

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Western Governors University

D118 Adult Primary Care for the Advanced Practice Nurse

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D118 Unit 6 Study Guide

Discuss the Treatment for a Patient With Alzheimer’s Disease Who Is Experiencing Depression

Depression is a frequent neuropsychiatric comorbidity in patients with Alzheimer’s disease and can significantly worsen cognitive decline, functional impairment, and caregiver burden. Management requires careful selection of pharmacologic agents due to polypharmacy risks and increased medication sensitivity in older adults.

Selective Serotonin Reuptake Inhibitors (SSRIs) are considered first-line therapy for depression in individuals with Alzheimer’s disease. These medications are preferred because they have a more favorable side-effect profile and a lower likelihood of interacting with other commonly prescribed drugs. SSRIs such as sertraline and citalopram are commonly used and have demonstrated effectiveness in improving mood, anxiety, and emotional lability.

Nonpharmacologic interventions should accompany medication therapy and include structured routines, caregiver education, cognitive stimulation, and psychosocial support. In cases of treatment-resistant depression, referral to psychiatry or geriatric mental health specialists is appropriate.

What Is the Treatment for Guillain-Barré Syndrome?

Guillain-Barré syndrome (GBS) is an acute autoimmune-mediated polyneuropathy characterized by rapid-onset muscle weakness and potential respiratory compromise. Early intervention is essential to reduce morbidity.

The primary evidence-based treatment for GBS is intravenous immunoglobulin (IVIG). IVIG contains pooled antibodies from healthy donors and works by neutralizing the harmful antibodies that attack peripheral nerves. Plasma exchange (plasmapheresis) is an alternative treatment with comparable efficacy and may be used when IVIG is contraindicated.

Supportive care is equally critical and includes respiratory monitoring, prevention of complications such as deep vein thrombosis, and physical rehabilitation.

What Is Ankylosing Spondylitis and How Does It Relate to Seronegative Spondyloarthropathies?

Ankylosing spondylitis (AS) is a chronic inflammatory disease primarily affecting the axial skeleton, particularly the sacroiliac joints and spine. It belongs to a broader category known as seronegative spondyloarthropathies, which are unified by shared clinical, genetic, and radiographic features.

These conditions are typically rheumatoid factor–negative and are strongly associated with the HLA-B27 genotype. Other disorders in this group include reactive arthritis, psoriatic arthritis, enteropathic arthritis related to inflammatory bowel disease, and undifferentiated spondyloarthritis.

Early diagnosis and treatment are essential to prevent irreversible spinal fusion and functional impairment.

What Are the Common Laboratory Findings Associated With Paget Disease of Bone?

Paget disease of bone is characterized by abnormal bone remodeling, leading to structurally weak and deformed bones. Laboratory evaluation plays a key role in diagnosis and disease monitoring.

The most common laboratory abnormality is an elevated serum alkaline phosphatase (ALP) level, reflecting increased osteoblastic activity. However, ALP levels may be normal in patients with limited disease involvement. Other markers, such as bone-specific ALP and urinary hydroxyproline, may provide additional diagnostic information.

Common Laboratory Findings in Paget Disease

Discuss the Diagnosis, Treatment, and Referral for a Patient With Infectious Arthritis

Infectious (septic) arthritis is a medical emergency characterized by rapid joint destruction if left untreated. Symptoms typically include acute joint pain, swelling, erythema, fever, and limited range of motion, most commonly affecting the knee.

Diagnosis begins with a thorough medical history and physical examination, followed by laboratory testing. Joint aspiration is the diagnostic gold standard and allows for synovial fluid analysis, including Gram stain, culture, and cell count. Imaging studies such as X-rays or MRI may be used to evaluate joint damage.

Treatment includes prompt initiation of targeted antimicrobial therapy based on culture results and aggressive joint drainage. Drainage may be performed via needle aspiration, arthroscopy, or open surgical procedures in severe cases. Referral to orthopedics or infectious disease specialists is often required.

What Are the Common Manifestations of Osteoarthritis and What Is the Treatment Plan?

Osteoarthritis (OA) is a degenerative joint disorder marked by progressive cartilage loss. Patients typically present with gradually worsening joint pain and stiffness, especially after prolonged activity or periods of inactivity.

Clinical manifestations include crepitus, reduced joint mobility, swelling, and bony deformities. Weight-bearing joints such as the knees and hips are commonly affected.

Treatment focuses on symptom control and functional improvement. Acetaminophen is recommended as first-line therapy for mild disease. Nonsteroidal anti-inflammatory drugs (NSAIDs) are used for moderate pain. Intra-articular hyaluronic acid injections may be beneficial in mild to moderate OA. Lifestyle modifications such as weight management and physical therapy are essential components of care.

What Medications and Dosages Are Appropriate in Treating Osteoporosis?

Pharmacologic treatment of osteoporosis aims to reduce fracture risk by improving bone density. Oral bisphosphonates are the cornerstone of therapy and must be administered correctly to ensure optimal absorption.

Bisphosphonates should be taken on an empty stomach with plain water, and patients should remain upright for at least 30 minutes. Ibandronate requires a 60-minute interval before food intake.

Raloxifene, a selective estrogen receptor modulator, is FDA-approved for the prevention and treatment of postmenopausal osteoporosis at a dosage of 60 mg daily.

Differentiate the Types of Dementia

Dementia encompasses a group of disorders characterized by progressive cognitive decline. Alzheimer’s disease and vascular dementia account for the majority of cases.

Comparison of Major Dementia Types

Discuss the Treatment for Gout

Gout is an inflammatory arthritis caused by monosodium urate crystal deposition. Diagnosis is ideally confirmed by synovial fluid analysis demonstrating intracellular urate crystals.

Acute management includes NSAIDs or oral corticosteroids, with corticosteroids preferred in patients with renal impairment, anticoagulation therapy, or hepatic disease. Early and aggressive anti-inflammatory therapy within the first 24–48 hours is crucial to symptom resolution.

What Are the Common Manifestations of Rheumatoid Arthritis and the Treatment Plan?

Rheumatoid arthritis (RA) is a systemic autoimmune disorder characterized by symmetric inflammatory polyarthritis. Patients often experience prolonged morning stiffness lasting more than one hour, along with fatigue and weight loss.

Initial joint involvement typically includes the small joints of the hands and feet. Management involves early initiation of disease-modifying antirheumatic drugs (DMARDs), often in combination with biologic agents, NSAIDs, and glucocorticoids to control inflammation and prevent joint destruction.

What Medication Is Appropriate for Dyskinesia in an Alzheimer’s Patient?

Tardive dyskinesia in Alzheimer’s patients requires careful medication review. Anticholinergic medications such as benztropine should be avoided due to cognitive worsening.

Management includes discontinuation of the offending agent, transitioning to an atypical antipsychotic with a lower risk of dyskinesia, and referral to a psychiatrist or psychiatric nurse practitioner when symptoms persist.

What Medications Are Considered for Insomnia in a Patient With Fibromyalgia?

Sleep disturbances are common in fibromyalgia. Medications such as trazodone and zolpidem may improve sleep initiation and maintenance, although they do not significantly increase restorative slow-wave sleep. Nonpharmacologic sleep hygiene strategies should also be emphasized.

Define Migraine and Describe Its Signs and Symptoms

Migraine is a chronic neurovascular disorder characterized by episodic headaches with or without aura. Migraine without aura is more common and presents as unilateral, throbbing pain lasting 4 to 72 hours, often accompanied by nausea, photophobia, and phonophobia.

Migraine with aura includes transient neurologic symptoms such as visual disturbances or sensory changes preceding the headache. Prodromal symptoms such as fatigue, irritability, and food cravings may occur days before an attack.

What Are the Common Manifestations of Meningitis, How Is It Diagnosed, and What Is the Treatment Plan?

Acute bacterial meningitis presents with fever, headache, and neck stiffness, although this classic triad is not always present. Older adults may present atypically with confusion or altered mental status.

Diagnosis requires prompt laboratory evaluation, including blood cultures and lumbar puncture for cerebrospinal fluid analysis. Empiric antimicrobial therapy should be initiated immediately. Vancomycin is commonly included in treatment regimens due to increasing penicillin-resistant organisms.

References

American College of Rheumatology. (2020). Guidelines for the management of rheumatoid arthritis. https://www.rheumatology.org

Harrison, T. R., & Fauci, A. S. (2022). Harrison’s principles of internal medicine (21st ed.). McGraw-Hill Education.

National Institute on Aging. (2023). Alzheimer’s disease and related dementias. https://www.nia.nih.gov

UpToDate. (2024). Clinical manifestations and treatment of osteoarthritis. Wolters Kluwer.

World Health Organization. (2022). Neurological disorders: Public health challenges. https://www.who.int