nurs 3615 neurological disorders

What are the three main types of primary headaches based on location/frequency, and how is therapy determined

• Tension-Type Headache (TTH): Most frequent site is typically bilateral (frontal-occipital band).

• Migraine Headache: Unilateral, throbbing pain.

• Cluster Headache: Unilateral, severe, sharp pain, localized around the eye/orbit.

• Therapy Guideline: If no systemic disease is the cause, the type of headache guides the therapy. Both symptomatic (acute) and preventive therapies are utilized.

What are the interprofessional non-pharmacological interventions for managing headaches?

• Yoga

• Biofeedback

• Cognitive-Behavioral Therapy (CBT)

• Relaxation therapy/meditation

• Daily exercise and socializing to decrease stress-induced headaches.

Symptomatic Treatment

Mild-to-moderate headaches are treated with aspirin, acetaminophen, or an NSAID alone, or combined with caffeine, a sedative, or a muscle relaxant.

Preventive Treatment

Antidepressants and antiseizure medications.

What is the pharmacological treatment plan for Migraine Headaches, including a key nursing safety alert?

• Symptomatic (Mild-to-Moderate): NSAIDs, aspirin, or caffeine-containing analgesics.

• Symptomatic (Moderate-to-Severe): Triptans (e.g., sumatriptan) are the first line of therapy.

  • Mechanism: Affect selected serotonin receptors, reduce neurogenic inflammation of cerebral blood vessels, and produce vasoconstriction.

  • ⚠ Safety Alert: Because triptans cause vasoconstriction, they are contraindicated in patients with cardiovascular disease (e.g., uncontrolled HTN, CAD, history of stroke/MI).

What is the primary symptomatic pharmacological treatment for Cluster Headaches?

Triptans are the primary symptomatic drug therapy line.

What key components must the nurse include in the health history and subjective assessment for a headache patient?

• Precipitating/Trigger Factors: Seizures, cancer, stroke, head trauma, asthma or allergies, mental illness, stress, menstruation, physical exercise, certain foods, bright lights, and noxious stimuli/odors.

• Specific Headache Details: Location, type of pain, onset, frequency, duration, time of day, and relation to outside events.

• Medications & Treatments: Current medications, history of surgery, or other treatments.

What objective clinical manifestations might a nurse observe during a headache assessment?

• Anxiety or apprehension

• Diaphoresis

• Pallor

• Unilateral flushing with cheek edema

• Conjunctivitis

What are the primary Nursing Diagnoses and Patient Goals for headaches?

• Nursing Diagnoses:

  • Acute Pain

  • Lack of Knowledge

• Patient Goals: The patient will have decreased or no pain; understand triggering events and treatments; use positive coping strategies; and experience an increased quality of life with decreased disability.

What are the key nursing interventions and patient education points for managing and preventing headaches?

• Environment: Encourage a quiet, dim/darkened environment.

• Physical Comfort: Comfort measures like massage and moist hot packs are highly effective for Tension-Type Headaches.

• Routine Modification: Assist the patient in examining their daily routine, recognizing stressful situations, and adjusting coping strategies.

• Dietary/Odor Triggers: Teach the patient to avoid known triggers, including foods (e.g., chocolate, aged cheese, hot dogs/nitrites) and strong odors (e.g., gasoline, perfumes).

What are the four progressive phases of a seizure?

• Prodromal Phase: Early sensations or behavioral changes that precede a seizure by hours or days.

• Aural Phase: A sensory warning that occurs consistently each time a seizure is about to happen (e.g., lightheadedness, dizziness, confusion, hallucinations).

• Ictal Phase: The phase of full seizure activity itself, starting with the first true physical symptom.

• Postictal Phase: The recovery period directly following the seizure.

Tonic phase

Characterized by a sudden loss of consciousness and falling to the ground. The skeletal muscles stiffen or tense up, and the patient may experience rapid jerky movements.

Clonic phase

Characterized by uncontrollable, rhythmic twitching, shaking, and flailing of the extremities. Breathing may temporarily stop or become severely compromised.

What are the clinical manifestations seen during the Ictal phase of a generalized tonic-clonic seizure?

• Cyanosis (from temporary cessation of breathing)

• Excessive salivation ("foaming at the mouth")

• Tongue or cheek biting

• Urinary or fecal incontinence

What are the clinical manifestations and expectations of the Postictal phase of a tonic-clonic seizure?

• Severe muscle soreness and extreme fatigue.

• Prolonged sleep (the patient may sleep for several hours).

• Lingering confusion, nausea, or headache.

• The patient may not feel completely back to normal for hours or days, and they will have no memory (amnesia) of the actual seizure event.

What is Status Epilepticus (SE), and why is it considered a major neurological emergency?

• Definition: A state of continuous, uninterrupted seizure activity OR a condition where seizures recur in rapid succession without the patient regaining consciousness between episodes.

• Time Metric: Any seizure lasting longer than 5 minutes.

• Pathophysiology Emergency: The brain uses significantly more metabolic energy than can be physically supplied. This causes neurons to become fully exhausted, cease functioning, and can result in permanent brain damage.

What are the life-threatening complications associated with Convulsive Status Epilepticus?

• Fatal respiratory insufficiency / arrest

• Hypoxemia

• Cardiac dysrhythmias

• Hyperthermia

• Systemic acidosis

• Note: Patients who lose consciousness are also at severe risk for trauma-related injury or death during a convulsive seizure.

What are the primary Nursing Diagnoses and Overall Planning Goals for a patient with a seizure disorder

• Nursing Diagnoses:

  • Impaired Breathing

  • Difficulty Coping

  • Risk for Fall-Related Injury

• Overall Goals: The patient will remain completely free from injury during a seizure event.

What is the role of the RN regarding interprofessional collaboration and safety prep for seizures?

• Collaboration: Partner with physical, occupational, and respiratory therapists.

• Bedside Safety Setup: Always place suction equipment, a bag-valve-mask (Ambu bag), and supplemental oxygen directly at the patient's bedside. Ensure the side rails are fully padded.

What are the critical acute nursing interventions during an active seizure? (Seizure Safety Alert)

• Open and maintain a patent airway.

• Support the head and turn the patient to their side (prevents aspiration).

• Loosen constrictive clothing around the neck.

• Ease the patient gently to the floor if they are out of bed.

• ⚠ DO NOT restrain the patient.

• ⚠ DO NOT place any objects inside the patient's mouth.

• Carefully observe, time, and record all specific details of the seizure.

What are the key nursing management and discharge education points for a patient on long-term antiseizure drug therapy?

• Medications: Teach absolute adherence to maintenance drugs such as Phenytoin (Dilantin), Carbamazepine (Tegretol), and Divalproex (Depakote). Educate on specific side effects, toxicities, and what to do if a dose is missed.

• Lifestyle Avoidance: Avoid excessive alcohol intake, profound fatigue, and loss of sleep (common seizure triggers).

• Safety/Community: Wear a Medical Alert bracelet, teach family emergency management, and refer to supportive coping agencies.

Define cognitive impairment, dementia, and the associated safety/functional risks.

• Cognitive Impairment: Any deficit in intellectual functioning, including deficits in memory, orientation, attention, and concentration.

• Dementia: A syndrome that adversely affects functional capacity, the ability to work, perform activities of daily living (ADLs), and fulfill responsibilities.

• Patient Risks: High risk for physical injury, severely impaired nutrition, and progressive social isolation

How do dementia and depression interact in older adults, and what are the manifestations of depression?

• Interaction: Dementia and depression are frequently mistaken for one another in older adults. When they co-occur, they can heavily mimic or exacerbate intellectual deterioration, as severe depression causes poor concentration and attention.

• Manifestations of Depression: Sadness, difficulty concentrating, fatigue, apathy, feelings of despair, and marked inactivity.

What are the primary underlying etiologies/causes of dementia?

• Neurodegenerative disorders: Alzheimer's disease (AD) accounts for the vast majority (60% to 80%).

• Vascular diseases: Hypertension (HTN), Diabetes Mellitus (DM), Stroke (vascular dementia accounts for ~20%).

• Other Types: Dementia with Lewy bodies (~10%), Frontotemporal lobar degeneration, Parkinson's disease, Normal pressure hydrocephalus, Creutzfeldt-Jakob disease, toxic/metabolic/nutritional deficits, trauma, tumors, infections, and medications.

What are the epidemiological variations, gender differences, and timelines associated with Alzheimer’s Disease (AD)?

• Timeline: AD is a chronic, progressive, neurodegenerative disease that is ultimately fatal. Death typically occurs 4 to 8 years after diagnosis. It cannot be cured, prevented, or slowed.

• Onsets: Early-onset ($\le$ 65 years old) vs. Late-onset ($>$ 65 years old).

• Gender Differences: Men have a higher incidence of vascular dementia. Women are significantly more likely to develop AD (2/3 of AD patients are women) primarily due to longer lifespans

What cultural, ethnic, and familial risk factors are associated with Alzheimer's Disease?

• Cultural/Ethnic Disparities: Older Blacks are 2 times more likely, and older Hispanics are 1.5 times more likely to develop AD than older Whites. This is driven by variations in health, lifestyle, socioeconomic factors, lower education access, and a higher prevalence of cardiovascular disease and diabetes.

• Family History: Having a first-degree relative (parent or sibling) with dementia dramatically increases risk; risk compounds if multiple relatives are affected. Pathologic brain changes (amyloid plaques) precede symptoms by at least 15 years.

Alzheimer’s Association's 10 Warning Signs of Alzheimer's Disease.

• Memory loss that affects job skills

• Difficulty performing familiar tasks

• Problems with language

• Disorientation to time and place

• Poor or decreased judgment

• Problems with abstract thinking

• Misplacing things

• Changes in mood or behavior

• Changes in personality

• Loss of initiative

What are the key Nursing Diagnoses and Planning Goals for both the AD Patient and Caregiver?

• Nursing Diagnoses: Confusion, Risk for injury, Altered perception.

• Patient Goals: Maintain functional ability as long as possible; live in a safe environment with minimized injuries; address personal care needs; and maintain dignity.

• Caregiver Goals: Reduce caregiver stress; maintain personal, emotional, and physical health; and successfully cope with the long-term effects of caregiving.

What occurs when an AD patient is hospitalized, and how can the nurse mitigate these issues?

• Hospitalization Impact: Acute hospitalization for other medical issues frequently precipitates a worsening of dementia and the development of acute delirium.

• Nursing Mitigation: The patient requires close observation for safety. Provide frequent reorientation and constant reassurance. Utilizing consistent nursing staff assignments helps decrease anxiety and disruptive behaviors.

What is Sundowning, what causes it, and how should behavior changes be evaluated?

• Sundowning: A specific type of agitation where the patient becomes significantly more confused and agitated in the late afternoon or evening.

• Causes: Disruption of circadian rhythms, pain, hunger, excessive noise, unfamiliar environment, medications, reduced lighting, or fragmented sleep.

• Clinical Interpretation: Restlessness or agitation are often the patient's only way of responding to a precipitating factor (e.g., pain, frustration, temperature extremes, anxiety). Action: Always perform a structured dementia pain assessment.

What major environmental hazards must the nurse prevent or manage for an AD patient?

• Injury from falls

• Ingesting dangerous substances/chemicals

• Wandering (utilize Silver Alerts, restricted safety zones for ambulation)

• Injury to self or others with sharp objects

• Burns

• General inability to respond appropriately to a crisis

Define Multiple Sclerosis (MS) and explain its core pathophysiology regarding myelination.

• Definition: A chronic, progressive, degenerative autoimmune disorder of the Central Nervous System (CNS). Onset typically occurs between 20 and 50 years of age.

• Pathophysiology: Characterized by disseminated demyelination of nerve fibers in the brain and spinal cord. Early on, myelin can regenerate, putting the patient into remission. As chronic inflammation continues, myelin loses its ability to regenerate, nerve impulse transmission is permanently disrupted, and nerve function is lost forever.

What criteria must be met to establish a definitive diagnosis of Multiple Sclerosis?

• There is no single definitive diagnostic test. Diagnosis relies heavily on history, manifestations, and an MRI of the brain and spinal cord (which shows plaques, inflammation, atrophy, and tissue breakdown).

• Diagnostic Criteria:

  1. Evidence of at least two inflammatory demyelinating lesions.

  2. Damage or lesions located in at least two different locations within the CNS.

  3. Damage or attacks occurring at different times (typically > 1 month apart).

  4. All other alternative diagnoses must be completely ruled out.

What are the key medications used to treat MS, including a major Drug Alert?

• Muscle Relaxers: Baclofen (used directly to decrease muscle spasticity).

• Immunomodulators: beta-Interferon.

  • ⚠ Drug Alert: Teach patients to wear sunscreen (photosensitivity), monitor for severe flu-like symptoms, and immediately report signs of depression or suicidal ideation.

• Acute Exacerbation Treatment: Corticosteroids (e.g., methylprednisolone, prednisone) to reduce acute inflammation and edema at the demyelination site.

• Other therapies: Therapeutic plasma exchange and IV Immunoglobulin G (IVIG).

What vital patient education and lifestyle management should the nurse provide to an MS patient?

• Physical Therapy: Regular exercise helps decrease spasticity, increase coordination, and retrain unaffected muscles. Avoid overexertion.

• Illness/Triggers Prevention: Focus on building general resistance to illness. Avoid extreme fatigue, exposure to infections, and extremes of hot and cold (heat frequently worsens MS symptoms).

• Dietary Needs: Maintain a high-fiber diet to relieve neurogenic constipation, minimize caffeine intake, and ensure well-balanced, nutritious meals.

What is Parkinson's Disease?

A chronic, progressive neurodegenerative disorder characterized by slowness of movement (bradykinesia), rigidity, resting tremors, and gait changes.

What does the diagnostic acronym TRAP stand for (Parkinson’s)

• T - Tremor: Often the very first sign; seen at rest, described as "pill-rolling," and heavily aggravated by emotional stress or increased concentration.

• R - Rigidity: Sustained, involuntary muscle contraction causing a tired/achy feeling.

• A - Akinesia / Bradykinesia: Absence or slowness of voluntary muscle movements.

• P - Postural Instability: Forward tilt to posture, difficulty keeping balance.

What classic clinical manifestations are observed during a physical assessment of a Parkinson's patient?

• Stooped posture

• Masked face / blank facial expression

• Back rigidity

• Flexed elbows and wrists

• Reduced or absent arm swing when walking

• Tremors in the legs and hands at rest

• Slightly flexed hips and knees

• Short, shuffling, stepped gait

• Slow, monotonous, slurred speech

How is Parkinson's Disease diagnosed?

• No specific diagnostic tests exist.

• Diagnosis is based entirely on clinical history and features.

• Requirements: Requires the presence of the TRAP manifestations, asymmetric onset of symptoms, and confirmation via a positive clinical response to antiparkinsonian drugs.

Explain the mechanism of action of Levodopa-Carbidopa (Sinemet) for Parkinson's Disease.

• It is the primary first-line treatment for PD, aimed at correcting the dopamine/acetylcholine neurotransmitter imbalance in the CNS.

• Levodopa: Is a metabolic precursor to Dopamine (DA). Dopamine itself cannot cross the blood-brain barrier, but Levodopa can cross over and is converted into active Dopamine within the basal ganglia.

• Carbidopa: Functions to inhibit the peripheral enzyme that prematurely breaks down levodopa in the systemic circulation, ensuring it safely reaches the brain.

What nutritional interventions are essential for a patient with Parkinson's Disease?

• Complications: Malnutrition and severe constipation are prominent risks.

• Interventions: Due to dysphagia (difficulty swallowing) and bradykinesia, provide appetizing foods that are explicitly easy to chew and swallow.

• Include adequate fiber and fruit to prevent constipation.

• Schedule 6 small meals a day, which is significantly less tiring for the patient than eating 3 large meals.

What unique nursing interventions can alleviate the effects of bradykinesia and walking/freezing issues in PD

• Teach the patient to consciously think about stepping over an imaginary object on the floor.

• Encourage walking to a rhythmic beat, such as to music.

• Teach the patient to take one step backward and two steps forward to reset momentum when experiencing freezing episodes.

What home modification interventions promote safety and independence for a Parkinson's patient?

• Teach the patient to get out of chairs by using the chair arms and placing the back legs of the chair on small blocks.

• Completely remove all area rugs and excess clutter/furniture.

• Simplify clothing by replacing complex buttons and hooks with Velcro or zippers.

• Install elevated toilet seats.

• Use an ottoman at home to elevate legs and reduce dependent edema.

Define Myasthenia Gravis (MG) and outline its primary clinical manifestations.

• Definition: An autoimmune disease affecting the neuromuscular junction of skeletal muscles.

• Ocular/Facial Symptoms: The very first noticeable symptom is typically weakness of the eye muscles, presenting as Ptosis (drooping eyelids) and Diplopia (double vision). Other signs include smoothing out of the forehead, an eyebrow droop, and a drooping corner of the mouth.

• Bulbar/Systemic Symptoms: Weakness of muscles controlling facial expressions, chewing, talking, swallowing (dysphagia), slurred speech, neck/limb movements, and breathing muscles.

What diagnostic tests are utilized to evaluate a patient for Myasthenia Gravis?

• History and Physical: Assessing for progressive muscle weakness that worsens with exercise/use and improves with rest.

• Electromyography (EMG): Demonstrates a classic decreased muscle response to repetitive electrical stimulation.

• Ice Pack Test: Placing an ice pack over the drooping eyelid (ptosis) improves muscle function/eyelid elevation because cold temporarily inhibits acetylcholinesterase breakdown.

What pharmacological and collaborative medical treatments are used to manage Myasthenia Gravis?

• Anticholinesterase Agents: Pyridostigmine (Mestinon) is used to improve neuromuscular impulse transmission by preventing acetylcholine breakdown.

• Corticosteroids: Prednisone is used to suppress the underlying autoimmune system response.

• Plasmapheresis (Plasma Exchange): Used to rapidly filter out destructive acetylcholine receptor antibodies to acutely improve severe symptoms.

What are the key nursing management guidelines regarding medication timing and fatigue for an MG patient?

• ⚠ Crucial Medication Timing Alert: Strictly schedule the oral administration of anticholinesterase medications (Pyridostigmine) to peak exactly with mealtime. This maximizes swallowing muscle strength and prevents aspiration.

• Fatigue Management: Muscle strength is highest in the morning. Help the patient with heavy Activities of Daily Living (ADLs) in the morning. Provide a balanced diet consisting of easy-to-manage semisoft foods.

What is a Myasthenic Crisis, and what are the priority nursing interventions?

• Definition: An acute, life-threatening exacerbation of profound muscle weakness.

• Primary Risk: The respiratory muscles become too weak to function, and the airway can be severely compromised.

• Priority Nursing Interventions: Continuously monitor respiratory status; immediately prepare for endotracheal intubation and mechanical ventilation to secure the airway.