Heart Failure and Cardiac Dysrhythmias - Concept Map
Cardiovascular Dysfunction: Heart Failure and Dysrhythmias
Related concepts
Heart Failure
Sub concepts
- Pathophysiology and Compensatory Mechanisms
- Left-Sided Heart Failure
- Right-Sided Heart Failure
- Acute Pulmonary Edema
- Chronic Heart Failure Management
Relationship to central
Primary cardiovascular pathology affecting cardiac output and tissue perfusion
Cardiac Dysrhythmias
Sub concepts
- Atrial Dysrhythmias
- Ventricular Dysrhythmias
- Conduction Disorders
- Assessment and Interpretation
- Emergency Management
Relationship to central
Disturbances in cardiac rate, rhythm, or conduction affecting hemodynamic stability
Diagnostic and Monitoring Tools
Sub concepts
- BNP and Biomarkers
- Chest X-ray Findings
- Echocardiography
- ECG Interpretation
- Hemodynamic Monitoring
Relationship to central
Essential assessment methods for identifying and evaluating cardiac conditions
Pharmacological Management
Sub concepts
- Digoxin and Cardiac Glycosides
- Diuretics
- ACE Inhibitors and ARBs
- Beta-Blockers
- Vasodilators and Nitrates
- Antidysrhythmics
- Anticoagulants
Relationship to central
Drug therapies that modify disease progression and manage symptoms
Interventional and Device Therapy
Sub concepts
- Pacemakers
- Implantable Cardioverter-Defibrillators
- Defibrillation Techniques
- Cardioversion Procedures
Relationship to central
Mechanical and electrical interventions for rhythm management and cardiac support
Nursing Care and Patient Management
Sub concepts
- Assessment and Monitoring Priorities
- Acute Pulmonary Edema Nursing Interventions
- Chronic HF Self-Management Education
- Daily Weight Monitoring
- Fluid and Sodium Restrictions
- Activity and Rest Balance
Relationship to central
Evidence-based nursing interventions aligned with RA 9173 and Philippine healthcare standards
Patient Education and Complications
Sub concepts
- Daily Weight Monitoring Teaching
- Medication Adherence
- Digoxin Toxicity Recognition
- Stroke Prevention in AFib
- Sudden Cardiac Death Prevention
- DOH PhilPEN Program Integration
Relationship to central
Teaching strategies and prevention of serious sequelae in HF and dysrhythmias
Concept connections
- Heart FailureLeft-Sided Heart FailureDescribes specific pathophysiology where left ventricular dysfunction causes pulmonary congestion
- Heart FailureRight-Sided Heart FailureDescribes specific pathophysiology where right ventricular dysfunction causes systemic congestion
- Left-Sided Heart FailureAcute Pulmonary EdemaAcute decompensation of left-sided HF; medical emergency requiring emergency nursing interventions
- Acute Pulmonary EdemaLMNOP ProtocolEvidence-based emergency management framework integrating positioning, medications, and monitoring
- Compensatory MechanismsPharmacological ManagementDrugs work by blocking maladaptive compensatory responses (sympathetic, RAAS)
- DigoxinHypokalemiaHypokalemia significantly increases risk of digoxin toxicity; critical monitoring parameter
- DigoxinApical Pulse AssessmentMandatory nursing assessment before every digoxin dose; hold if below 60 bpm in adults
- Atrial FibrillationStroke RiskAFib causes atrial blood stasis leading to thrombus formation and embolic stroke
- Atrial FibrillationAnticoagulationAnticoagulation with warfarin or DOACs is essential stroke prevention in AFib
- Ventricular FibrillationDefibrillationVF is a shockable cardiac arrest rhythm requiring immediate unsynchronized defibrillation
- Unstable DysrhythmiaSynchronized CardioversionHemodynamically unstable dysrhythmias (except pulseless VT/VF) require synchronized cardioversion
- PacemakerFailure to CaptureCritical pacemaker dysfunction where pacing spike is not followed by QRS complex
- PacemakerFailure to SenseCritical pacemaker dysfunction where device fails to recognize intrinsic cardiac beats
- Daily Weight MonitoringChronic Heart Failure ManagementCornerstone of HF self-management; weight gain signals fluid retention requiring intervention
- Sodium RestrictionChronic Heart Failure ManagementSodium restriction reduces fluid retention and improves response to diuretics
- Fluid RestrictionChronic Heart Failure ManagementLimits free water intake to prevent hyponatremia and fluid overload
- ACE InhibitorsRAAS BlockadeACE-I blocks angiotensin II formation, reducing vasoconstriction and aldosterone secretion
- Beta-BlockersSympathetic BlockadeBeta-blockers reduce heart rate and contractility, decreasing myocardial oxygen demand
- SpironolactoneAldosterone AntagonismAldosterone antagonist improves HF survival; causes hyperkalemia risk
- Loop DiureticsHypokalemiaLoop diuretics increase urinary potassium loss; hypokalemia potentiates digoxin toxicity
- Thiazide DiureticsHypokalemiaThiazides increase urinary potassium loss; requires monitoring and possible supplementation
- ECG AssessmentDysrhythmia ClassificationECG interpretation is essential for identifying dysrhythmia type and guiding treatment
- Hemodynamic StabilityDysrhythmia Treatment DecisionHemodynamic response (not rhythm type alone) determines urgency and type of intervention
- BNPHeart Failure DiagnosisElevated BNP (over 100 pg/mL) supports HF diagnosis and correlates with severity
- Ejection FractionSystolic Heart FailureReduced ejection fraction (below 40%) defines systolic HF; measured by echocardiography
- Chest X-rayHeart Failure DiagnosisShows cardiomegaly and pulmonary congestion patterns characteristic of HF
- Patient EducationMedication AdherenceTeaching about never skipping doses and not stopping beta-blockers abruptly prevents decompensation
- Digoxin Toxicity SignsVisual DisturbancesYellow-green halos around lights are classic, specific signs of digoxin toxicity
- AsystoleCPR and EpinephrineAsystole is non-shockable; treatment is CPR and IV epinephrine (not defibrillation)
- Paroxysmal Nocturnal DyspneaLeft-Sided Heart FailurePND is characteristic of left HF; patient awakens at night with severe dyspnea
- CracklesLeft-Sided Heart FailureFine crackles at lung bases indicate pulmonary edema from left HF
- Peripheral EdemaRight-Sided Heart FailureDependent edema (ankles, sacrum) indicates systemic venous congestion from right HF
- Jugular Venous DistentionRight-Sided Heart FailureJVD indicates elevated central venous pressure from right HF or right atrial failure
- HepatomegalyRight-Sided Heart FailureLiver enlargement from venous congestion; may progress to ascites
- Atrial FibrillationIrregularly Irregular RhythmAFib presents as chaotic atrial activity with unpredictable ventricular response
- Atrial FlutterSawtooth PatternAFL shows characteristic sawtooth or picket-fence pattern of flutter waves on ECG
- Ventricular TachycardiaWide QRS ComplexVT shows wide QRS (greater than 120 ms) indicating ventricular origin
- Pink Frothy SputumAcute Pulmonary EdemaPink frothy sputum is blood-tinged fluid from alveolar edema; sign of severe left HF
- Philippine Nursing Practice LawRA 9173 StandardsRA 9173 governs scope of nursing practice; HF and dysrhythmia assessment within RN scope
- DOH PhilPEN ProgramHeart Failure PreventionPhilippine health program supports hypertension and NCD control at primary care level
Diagrams
Heart Failure and Cardiac Dysrhythmias: Comprehensive Concept Map
Comprehensive mind map showing the hierarchical relationships between all major concepts in Heart Failure and Cardiac Dysrhythmias. Organized into core domains: HF pathophysiology and presentations, dysrhythmia types and emergency response, device and pharmacological interventions, nursing assessment priorities, and patient education essentials for NLE examination preparation.
Heart Failure Pathophysiology and Compensatory Mechanisms
Flowchart illustrating the pathophysiological cascade from initial myocardial injury through compensatory mechanisms to maladaptive changes in chronic heart failure. Shows why therapeutic agents work by blocking initially helpful but ultimately harmful compensatory responses.
Acute Pulmonary Edema: Emergency Nursing Management (LMNOP Protocol)
Step-by-step emergency management protocol for acute pulmonary edema using the LMNOP mnemonic. Each component is synchronized to address the simultaneous needs of oxygenation, fluid removal, anxiety reduction, and preload-afterload optimization in this life-threatening condition.
Digoxin Administration Safety Protocol
Critical safety protocol for digoxin administration emphasizing the mandatory apical pulse assessment before every dose. Shows decision points for dose administration, toxicity evaluation, and patient education for self-management in chronic heart failure.
Dysrhythmia Assessment and Management Decision Tree
Comprehensive decision tree for dysrhythmia assessment and management based on hemodynamic stability and rhythm identification. Integrates NLE-tested concepts: distinguishing shockable from non-shockable arrests, synchronized vs. unsynchronized defibrillation, and rate-control versus rhythm-control strategies.
Left-Sided vs. Right-Sided Heart Failure: Clinical Manifestations
Side-by-side comparison of left-sided and right-sided heart failure manifestations using the mnemonic Left=Lungs, Right=Rest of Body. Shows the pathophysiological basis and clinical findings for each type, with teaching priorities for nursing assessment.
Chronic Heart Failure: Daily Self-Management Monitoring
Practical daily self-management protocol for chronic heart failure focusing on the cornerstone nursing teaching priority: daily weight monitoring for early detection of fluid retention. Integrates sodium and fluid restriction, medication compliance, and activity balance as coordinated interventions.
Pacemaker Care: Pre and Post-Implantation Nursing
Comprehensive pacemaker care pathway from temporary to permanent implantation, emphasizing critical nursing responsibilities in preventing complications (lead dislodgement), monitoring function (capture and sensing), and teaching for safe long-term management and device longevity.
Distribution of Major Heart Failure Drug Classes by Therapeutic Role
Proportional representation of the major pharmacological classes used in heart failure management, organized by their primary therapeutic roles. Shows that diuretics and neurohormonal-blocking agents (ACE-I/ARB, beta-blockers) form the foundation of therapy, supported by adjunctive agents.
Digoxin Toxicity: Recognition and Management
Comprehensive digoxin toxicity pathway showing risk factors, serum level interpretation, classic and subtle signs, and management including the antidote digoxin immune Fab. Emphasizes hypokalemia as the major preventable risk factor and patient education for self-monitoring.
Atrial Fibrillation: Comprehensive Nursing Assessment and Management
Comprehensive atrial fibrillation management pathway integrating hemodynamic assessment, rate control strategy selection, mandatory anticoagulation with INR or DOAC monitoring, and ongoing assessment. Emphasizes the critical nursing role in stroke prevention and QT interval monitoring when on antidysrhythmics.