Stroke

Description

Mind Map on Stroke, created by Michal Silver on 30/03/2020.
Michal Silver
Mind Map by Michal Silver, updated more than 1 year ago More Less
Aviva Doc
Created by Aviva Doc over 4 years ago
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Copied by Ella A over 4 years ago
Aviva Doc
Copied by Aviva Doc over 4 years ago
Michal Silver
Copied by Michal Silver over 4 years ago
Aviva Doc
Copied by Aviva Doc over 4 years ago
Michal Silver
Copied by Michal Silver over 4 years ago
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Resource summary

Stroke
  1. Pathology
    1. Treatment
      1. Prevention
        1. Non-modifiable
          1. Age (>55), male, African-American, family history
          2. Modifiable
            1. Lifestyle
              1. Incorporate exercise, decrease sodium intake, decrease alcohol consumption, smoking cessation
              2. heart conditions (atrial fibrillation), conditions of coagulability, hypertension, diabetes, obesity
            2. Drug Therapy
              1. TIA
                1. antiplatelet medications; ASA (aspirin)
                  1. statins; lsimvastatin (zocor), ovastatin
                  2. TIA with AF
                    1. apixaban (Eliquis), rivaroxaban (Xarelto), dabigatran (Pradaxa)
                    2. Ischemic
                      1. recombinant tissue plasminogen activator (tPA), tPA can place pt at risk of hemorrhage
                      2. Hemorrhagic
                        1. antihypertensives, seizure prevention
                        2. Hemorrhagic (SAH)
                          1. Ca channel blockers; nimodipine (Nimotop)
                            1. vasodilators; IV milrinone
                          2. Surgical
                            1. TIA
                              1. carotid endarterectomy, extracranial-to-intracranial artery bypass, transluminal angioplasty
                              2. Ischemic
                                1. endovascular treatment (via catheter and wire)
                                2. Hemorrhagic
                                  1. Guglielmi detachable coil
                                3. Acute Care
                                  1. Prevent increased ICP
                                    1. CSF drainage
                                      1. osmotic agents; mannitol (Osmitrol)
                                        1. surgical; bone flap removal
                                          1. seizures; phenytoin (Dilantin), levetiracetam (Keppra),
                                            1. core body temperature; acetaminophen
                                            2. assessment and diagnostics within 4.5 hours of admission, airway, breathing, circulation, pt will receive (tPA) within an hour if ischemic, supplemental oxygen (if needed), monitor for neurological deficits, hydralazine, labetolol (if BP >220/120), supplemental IV fluids (monitor electrolytes to avoid hyperglycemia)
                                            3. Rehabilitation
                                              1. once patient is stable
                                            4. Diagnostic Studies
                                              1. Other: CSF analysis, Coagulation studies, CBC, Electrolytes, blood glucose, Hb A1C, Lipid profile, renal and hepatic studies
                                                1. Diagnosis of Stroke: CT scan, CT angiography, MRA, MRI
                                                  1. Cardiac Assessment: Cardiac markers [Troponin, Creatine-kinase-MB, Chest radiograph, Echocardiography, Electrocardiogram]
                                                    1. Cerebral Blood Flow: carotid angiography, carotid duplex scanning, cerebral angiography, digital subtraction angiography, transcranial Doppler ultrasonography
                                                    2. Nursing Management
                                                      1. Nursing Diagnoses
                                                        1. risk for aspiration, impaired physical mobility, impaired verbal communication, unilateral neglect, impaired swallowing, impaired urinary eliminatio, situational low self-esteem, decreased intracranial adaptive capacity
                                                        2. Nursing Assessment
                                                          1. Primary Assesment:
                                                            1. Subjective Data: Past health history, medications, symptoms (e.g. anorexia, loss of movement/sensation, numbness, alterations in speech...
                                                              1. Objective Data: General, respiratory, cardiovascular, Gastro-intestinal, Urinary, Neruological,
                                                                1. Possible Findings: (+) CT, CTA, MRI; (+) Doppler ultrasonography/angiography indicating stensosis
                                                              2. Secondary Assessment
                                                                1. Comprehensive Neurological Exam - Level of consciousness -cognition -motor abilities -cranial nerve function -sensation -proprioception -cerebellar function -deep tendon reflexes
                                                              3. Planning
                                                                1. Patient, Nurse & Family Establish Goals:
                                                                  1. Maintain stable/improved LOC, attain maximum physical functioning, attain maximum self-care abilities and skills, maintain stable body functions, maximize communication abilities, maintain adequate nutrition, avoid complications of stroke, maintain effective personal and family coping skills
                                                                2. Implementation
                                                                  1. Health Promotion, Acute Intervention,
                                                                    1. Manage HTN with antihypertensives, control of blood glucose in diabetes cases, treat AF with anticoagulants, smoking cessation,
                                                                      1. Neurological
                                                                        1. Monitor signs of stroke extension, use of The Canadian Neurological Scale for monitoring, changes in LOC, monitor ICP and cranial perfusion pressure
                                                                        2. Respiratory
                                                                          1. Decreased muscle strength, risk of atelectasis and pneumonia, dysphagia leading to aspiration pneumonia or airway obstruction, may require enteral feeding and/or artificial airway
                                                                          2. Cardiovascular
                                                                            1. Manage secondary cardiac diseases, Fluid retention leading to increased ICP (monitor IV fluids, fluid intake and output), Monitor cardiac rhythms, vitals, pulmonary congestion,, orthostatic hypertension, deep-vein thrombosis (ROM exercises, compression devices, low-molecular-weight heparin)
                                                                            2. Musculo-Skeletal
                                                                              1. Prevent muscular atrophy and joint contractures, ROM exercises, positioning, joints positioned higher than proximal joint (prevent edema), use of slings and splints on extremities
                                                                              2. Integumentary
                                                                                1. Manage loss of sensation, repositioning (20 minutes per side), cushions, skin hygiene, mobility
                                                                                2. Nutrition care outlined by SLP or OT, test of gag reflex, chewing, and swallowing
                                                                                  1. GI/Urinary
                                                                                    1. Manage constipation with stool softeners/fibre, laxatives, suppositories, monitor fluid intake,
                                                                                      1. prevent incontinence, limit use of catheter, adequate fluid intake, scheduled toileting
                                                                                      2. Patient may experience aphasia, a nurse should speak in simple sentences, use calm tone, and hand gestures or assistive devices
                                                                                        1. Homonymous hemianopia/neglect syndrome may effect patients ability to interact with the environment
                                                                                        2. Evaluation
                                                                                          1. Ambulatory & Home Care
                                                                                            1. Interdisciplinary and family-centered
                                                                                              1. Eating, toileting & walking, prevention of additional muscle loss, muscle spasticity & regaining voluntary control, balance training, posture control, use of walkers/wheelchairs/splints
                                                                                                1. Monitor: weight & activity level, signs of malnutrition/dehydration, use of assistive devices. Regular bowel elimination, possibly with the use of stool softener/suppository. Assess: for urinary retention, reduction in the need for incontinence products
                                                                                                  1. Sensory-perceptual deficits require a clear environment and increased use of paralyzed side
                                                                                                    1. Affect & coping should be monitored: look for signs of maladjustment, Patient should begin reintegrating into community
                                                                                                2. Clinical Manifestations
                                                                                                  1. Motor Function
                                                                                                    1. Akinesia
                                                                                                      1. Hypo/hyperflexia
                                                                                                      2. Communication:
                                                                                                        1. Dysarthria -> characterized by slurred or slow speech that can be difficult to understand.
                                                                                                          1. Aphasia
                                                                                                            1. Expressive aphasia, receptive aphasia, global aphasia & anomic aphasia
                                                                                                          2. Mood and Affect: exaggerated or unpredictable emotional responses, frustration and/or depression
                                                                                                            1. Spatial-Perceptual: Alterations
                                                                                                              1. Typically associated with right-brain stroke
                                                                                                                1. incorrect perception of self & disease, unilateral neglect, difficulty with spatial orientation, agnosia, apraxia
                                                                                                              2. Elimination (temporary)
                                                                                                                1. Urination & BM: Frequency, urgency, incontinence & constipation
                                                                                                                2. Patient & Caregiver Teaching Guide
                                                                                                                3. Complications
                                                                                                                  1. Acute
                                                                                                                    1. Dysphagia
                                                                                                                      1. Risk for aspiration, airway obstruction
                                                                                                                      2. Immobility
                                                                                                                        1. DVT, skin breakdown, shoulder-hand syndrome
                                                                                                                        2. Neurological
                                                                                                                          1. Lack of innervation
                                                                                                                            1. Loss of sensation
                                                                                                                            2. Intracerebral hemorrhage
                                                                                                                              1. Hydrocephalus
                                                                                                                                1. Bleeding into ventricles
                                                                                                                                  1. Brain damage
                                                                                                                              2. Hypoxia, hypercarbia, hyperthermia, dehydration
                                                                                                                                1. Brain damage
                                                                                                                                2. Overhydration
                                                                                                                                  1. Increase in cerebral edema
                                                                                                                                    1. Compromise perfusion
                                                                                                                                      1. Brain damage
                                                                                                                                  2. Increased ICP
                                                                                                                                    1. Brain damage
                                                                                                                                      1. Brain herniation, seizures, death
                                                                                                                                      2. Cerebral aneurysm
                                                                                                                                        1. Subarachnoid Hemorrhage
                                                                                                                                          1. Rebleeding and Cerebral vasospasm
                                                                                                                                            1. Cerebral Infarction
                                                                                                                                          2. Death
                                                                                                                                            1. Brain damage
                                                                                                                                          3. Neglect syndrome, diplopia, homonymous hemianopia, aphasia
                                                                                                                                          4. Post Stroke
                                                                                                                                            1. Diabetes, hyperglycemia, hypertension, lack of innervation, muscle atrophy, cardiac diseases, respiratory infections, venous thromboembolism, depression, andxiey.
                                                                                                                                            2. Comorbidities
                                                                                                                                              1. Manage them in acute phase
                                                                                                                                                1. Diabetes
                                                                                                                                                  1. Hypertension
                                                                                                                                                    1. Heart Disease
                                                                                                                                                  2. Prognosis
                                                                                                                                                    1. Poor regain in functioning if therapy is not started soon after stroke
                                                                                                                                                      1. Thrombotic Stroke
                                                                                                                                                        1. Recurrence
                                                                                                                                                        2. Hemorrhagic stroke
                                                                                                                                                          1. can be fatal, especially if patient fell into a coma first
                                                                                                                                                        3. Treatments
                                                                                                                                                          1. Thrombolytic Drugs
                                                                                                                                                            1. Intracranial Hemorrhage, intracranial hemmorrhage, death
                                                                                                                                                            2. Excess heparin
                                                                                                                                                              1. Hemorrhage
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