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AACN and Critical Care Organizations AACN: American Association of Critical-Care Nurses – largest nursing specialty organization in the world. Mission: Drive excellence in patient care through knowledge and influence. Vision: Create a healthcare system driven by patient/family needs in which nurses make optimal contributions. Values: Accountability, collaboration, leadership, innovation. SCCM: Society of Critical Care Medicine – multiprofessional society including nurses, physicians, pharmacists, etc. Synergy Model Definition: Patient and family needs drive the competencies of nurses. Practice: Nurse/patient interaction is reciprocal and evolves based on the characteristics and responses of both parties. Critical Care Certifications CCRN: Critical care nurse certification; renew every 3 years with education, clinical practice, and exam. Importance: Validates knowledge, promotes professional excellence, maintains current knowledge. Patient Safety and Quality Initiatives QSEN: Quality and Safety Education for Nurses Core competencies: Patient-centered care, teamwork & collaboration, evidence-based practice, quality improvement, informatics, safety. Joint Commission: Establishes National Patient Safety Goals. IHI: Institute of Healthcare Improvement – introduced bundles of care to reduce harm. Bundles of care: Evidence-based practices implemented together to improve outcomes (e.g., ventilator bundle, central line bundle). Communication in Critical Care Barriers: Physical setting, social setting, language. Standardized tools: SBAR (Situation, Background, Assessment, Recommendation), patient-centered communication, multi-professional rounds. Sensory Overload/Deprivation Causes: Alarms, bright lights, constant interruptions, loud TV. Interventions: Reduce noise, adjust alarm thresholds, close doors, organize workflow, provide sedative music. Effects: Sleep deprivation, anxiety, disorientation, elevated BP, delayed healing. Patient and Family Stressors Patient stressors: Anxiety, depression, inability to communicate, sleep disturbance, restraints, thirst, loneliness. Elderly patients: Higher risk for ICU delirium and negative outcomes. Family support: Assess roles, provide emotional support, communicate consistently, facilitate visitation. Family during CPR: Evaluate if presence helps or increases stress; most families do not want to see code but may need reassurance. Ethics in Critical Care Principles: Autonomy – patient self-determination Beneficence – act in patient’s best interest Nonmaleficence – avoid harm Justice – fair allocation of resources Bioethics committee: Physicians, nurses, chaplains, social workers, bioethicists When to consult: Lack of family, disagreements on life-sustaining treatment, incapacitated patient without surrogate Consent and Decision Making Requirements: Competence, voluntary decision, disclosure of information. Advanced directives: Include living will, proxy, or surrogate. Order of decision-makers in SC: Guardian → attorney-in-fact → spouse → adult children → parent → siblings → grandparents → other relatives. End-of-Life Care DNR / AND: No CPR; AND = Allow Natural Death (less negative term). Withholding care: Not starting life support. Withdrawing care: Stopping life support; comfort-focused care is key. Medical futility: Interventions cannot achieve desired physiologic goal. Palliative care: Symptom relief for chronic or life-limiting conditions. Hospice: Terminal patients, typically 6 months prognosis. Family support: Education, reassurance, emotional and spiritual support, visitation. Pain, Anxiety, and Neuromuscular Blockade Signs of pain/anxiety: SNS activation (tachycardia, hypertension, diaphoresis, dyspnea, sleep disturbances). Assessment: Use behavioral pain scale (BPS) in intubated patients (facial expression, upper limbs, compliance with vent). Neuromuscular blockade: Requires sedation/pain control; monitor with train-of-four (0/4 = complete paralysis, 2/4 = goal). Mechanical Ventilation Modes: SIMV: Patient can participate in WOB; volume set for ventilator-initiated breaths. PS: Patient does all work; ventilator supports pressure. CPAP: Positive pressure throughout respiratory cycle; patient breathes spontaneously. V/AC: Ventilator provides full volume; patient may initiate breaths. PEEP: Positive End-Expiratory Pressure; prevents alveolar collapse; too much → pneumothorax, hypotension. Ventilator bundles: Elevate HOB 30°, daily awakening, stress ulcer prophylaxis, VTE prophylaxis, oral care (chlorohexidine). ARDS Causes: Direct (aspiration, pneumonia, trauma) / Indirect (burns, sepsis, pancreatitis). Hallmark: Refractory hypoxemia. Phases: Acute (1 week), Proliferative (1–3 weeks), Fibrotic (2–3 weeks). Diagnostics: Berlin Criteria – acute onset, bilateral infiltrates, P/F ratio. Management: Supportive care, prone positioning (16h prone, 8h supine), sedation, analgesia, sometimes neuromuscular blockade. Pulmonary Embolism Causes: DVT, hypercoagulable state, vessel injury. Prevention: Heparin/Lovenox, TED hose. Signs: SOB, hypoxemia, acute chest pain, tachycardia. Diagnostics: CT chest, pulmonary angiogram. 1. Professional Organizations AACN: American Association of Critical-Care Nurses Mission: Drive excellence in patient care through knowledge and influence. Vision: Healthcare system driven by patient/family needs where nurses contribute optimally. Values: Accountability, collaboration, leadership, innovation. SCCM: Society of Critical Care Medicine – multiprofessional, includes nurses, physicians, pharmacists. 2. Synergy Model Definition: Patient/family needs drive nurse competencies. Practice: Nurse/patient interactions are reciprocal; care is individualized based on patient characteristics. 3. Certifications CCRN: Critical care nurse certification; must renew every 3 years. Importance: Validates knowledge, promotes professional excellence, maintains current knowledge. 4. Patient Safety & Quality Initiatives QSEN: Quality and Safety Education for Nurses – 6 core competencies: Patient-centered care Teamwork & collaboration Evidence-based practice Quality improvement Informatics Safety Joint Commission: Updates National Patient Safety Goals annually. IHI: Institute for Healthcare Improvement – introduced bundles of care for safer outcomes. Bundles: Evidence-based interventions implemented together (e.g., ventilator, central line bundles). 5. Communication Barriers: Physical setting, social hierarchy, language, communication medium. Tools: SBAR (Situation, Background, Assessment, Recommendation), patient-centered communication. Shift handoff: Highest risk time for miscommunication. 6. Sensory Overload/Deprivation Causes: Alarms, lights, interruptions, emotional/physical pain. Effects: Sleep deprivation, disorientation, elevated BP, delayed healing. Nursing interventions: Reduce noise, organize workflow, provide private rooms, soothing music, encourage family visitation. 7. Patient & Family Stressors Patient: Anxiety, depression, pain, thirst, inability to communicate, sleep disturbance, restraints, lack of control. Family: Emotional stress, conflict, need for information, assurance, and presence. Family presence during codes: Evaluate if helpful; improves trust and closure. 8. Ethics Principles: Autonomy, beneficence, nonmaleficence, justice. Bioethics committee: Physicians, nurses, chaplains, social workers, bioethicists. Ethics consult: Used for disagreements, incapacitated patients, or complex decision-making. 9. Consent & Decision-Making Requirements: Competence, voluntary decision, disclosure of information. Advanced directives: Includes living will, proxy, surrogate. Decision-making hierarchy in SC: Guardian → attorney-in-fact → spouse → adult children → parents → siblings → grandparents → other close relatives. 10. End-of-Life Care DNR / AND: No CPR; AND = Allow Natural Death (less negative term). Withholding care: Not initiating life support. Withdrawing care: Stopping life support; comfort-focused. Palliative care: Symptom relief for life-limiting conditions. Hospice: For terminal patients (6 months prognosis). Nursing interventions: Education, reassurance, emotional/spiritual support, family presence. 11. Pain, Anxiety, & Neuromuscular Blockade Signs: SNS activation – tachycardia, hypertension, diaphoresis, dyspnea. Assessment: Behavioral Pain Scale (BPS) for intubated patients – facial expression, upper limbs, compliance with ventilator. Neuromuscular blockade: Complete paralysis; must sedate and provide analgesia first. Train-of-four monitoring: 4/4 incomplete, 2/4 goal, 0/4 complete paralysis. 12. Mechanical Ventilation SIMV: Patient can participate; ventilator delivers set volume for mandatory breaths. PS: Patient does all WOB; ventilator supports pressure. CPAP: Continuous pressure for spontaneously breathing patient. V/AC: Ventilator performs most WOB; volume & rate set. PEEP: Positive End-Expiratory Pressure; prevents alveolar collapse; too high → pneumothorax, hypotension. Ventilator bundles: Elevate HOB 30°, daily awakening, stress ulcer prophylaxis, VTE prophylaxis, oral care (chlorohexidine). 13. ARDS (Acute Respiratory Distress Syndrome) Causes: Direct (aspiration, pneumonia, trauma), Indirect (burns, sepsis, pancreatitis). Hallmark: Refractory hypoxemia. Phases: Acute (1 week), Proliferative (1–3 weeks), Fibrotic (2–3 weeks). Diagnostics: Berlin Criteria – acute onset, bilateral infiltrates, P/F ratio (mild 200–300, moderate 100–200, severe 100). Treatment: Supportive care, prone positioning (16h prone, 8h supine), sedation, analgesia, neuromuscular blockade if needed. 14. Pulmonary Embolism Causes: DVT, hypercoagulability, vessel injury. Prevention: Heparin/Lovenox, TED hose. Signs: SOB, hypoxemia, acute chest pain, tachycardia. Diagnostics: CT chest, pulmonary angiogram. 15. Nursing Interventions & Monitoring Alveoli: Gas exchange; fluid → pulmonary edema → respiratory failure. Early hypoxemia signs: Confusion, agitation. Pain/anxiety meds: Assess pain/anxiety before administration. Withdrawal of care monitoring: Dyspnea, tachypnea, agitation; meds: Ativan, morphine, robins, atropine.