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The Vicious Cycle of The Vicious Cycle of Heart Failure Heart Failure Natalie Bermudez, RN, BSN, MS Natalie Bermudez, RN, BSN, MS Telemetr Telemetr y Course y Course Clinical Educator for Clinical Educator for Telemetry Telemetry

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Page 1: Heart Failure - BMH Tele

The Vicious Cycle of The Vicious Cycle of Heart FailureHeart Failure

Natalie Bermudez, RN, BSN, MSNatalie Bermudez, RN, BSN, MS

Telemetry Telemetry CourseCourse

Clinical Educator for TelemetryClinical Educator for Telemetry

Page 2: Heart Failure - BMH Tele

Heart FailureHeart FailureCongestive heart failure is the only Congestive heart failure is the only

cardiovascular disorder with increasing cardiovascular disorder with increasing incidence and mortality.incidence and mortality.

Hospital admissions are rapidly increasing, and Hospital admissions are rapidly increasing, and has a major impact on quality of life and has a major impact on quality of life and

financial resources.financial resources.

In fact, advanced heart failure has become the In fact, advanced heart failure has become the most costly medical syndrome.most costly medical syndrome.

(Vavouranakis et al, 2003, p. 105)(Vavouranakis et al, 2003, p. 105)

Page 3: Heart Failure - BMH Tele

StatisticsStatisticsAccording to Chojnowski (2008), According to Chojnowski (2008),

“hospital discharges for the diagnosis “hospital discharges for the diagnosis of heart failure increased a whopping of heart failure increased a whopping 175% between 1979 and 2004, with 175% between 1979 and 2004, with

30% to 60% of patients being 30% to 60% of patients being readmitted within 6 months” readmitted within 6 months” (p. 50).(p. 50).

““Heart failure accounts for nearly 1 Heart failure accounts for nearly 1 million hospitalizations each year” million hospitalizations each year”

(Moser & Riegel, 2008, p. 916).(Moser & Riegel, 2008, p. 916).

Page 4: Heart Failure - BMH Tele

More StatisticsMore StatisticsAccording to the AHA:According to the AHA:

More than 5 million adults in the U.S. had a HF diagnosis in 2004More than 5 million adults in the U.S. had a HF diagnosis in 2004(Chojnowski, 2007, p. 50)(Chojnowski, 2007, p. 50)

While deaths overall decreased 2% between 1994 and 2004, deaths While deaths overall decreased 2% between 1994 and 2004, deaths from HF increased 28%from HF increased 28%

(Chojnowski, 2007, p. 50)(Chojnowski, 2007, p. 50)

According to the American Heart Association’s According to the American Heart Association’s publication, publication, Heart Disease and Stroke Statistics: 2008 Heart Disease and Stroke Statistics: 2008

Update At-A-Glance, Update At-A-Glance, the estimated indirect and direct the estimated indirect and direct cost of hospitalization for acute decompensated heart cost of hospitalization for acute decompensated heart

failure (ADHF) in the United States is $34.8 billion.failure (ADHF) in the United States is $34.8 billion. (expected cost for 2007 was $33.2 billion)(expected cost for 2007 was $33.2 billion)

Page 5: Heart Failure - BMH Tele

More StatisticsMore Statistics

On a yearly basis, 12 to 15 million office visits On a yearly basis, 12 to 15 million office visits and 6.5 million hospital visits are due to HFand 6.5 million hospital visits are due to HF

(Wynne, Woo, & Olyaei, 2007)(Wynne, Woo, & Olyaei, 2007)

““Despite aggressive investigation into Despite aggressive investigation into treatment options, until very recently the treatment options, until very recently the

5-year mortality rate was 50%”5-year mortality rate was 50%”(Wynne, Woo, & Olyaei, 2007, p. 1009)(Wynne, Woo, & Olyaei, 2007, p. 1009)

Page 6: Heart Failure - BMH Tele

ReadmissionsReadmissionsAs many as 50% of patients with As many as 50% of patients with

ADHF are readmitted within 6 ADHF are readmitted within 6 months of discharge” months of discharge” (Moser & Riegel, 2008).(Moser & Riegel, 2008).

Nonadherence to medications or dietNonadherence to medications or diet Failure to seek medical care when symptoms ariseFailure to seek medical care when symptoms arise Receiving inappropriate therapyReceiving inappropriate therapy Decreased length of stayDecreased length of stay

Premature discharge before all medical issues have been addressed; not Premature discharge before all medical issues have been addressed; not meeting D/C criteriameeting D/C criteria

Inadequate patient education (NB)Inadequate patient education (NB)

Page 7: Heart Failure - BMH Tele

What Is HF?What Is HF?HF is the inability of the heart to HF is the inability of the heart to

maintain adequate cardiac output to maintain adequate cardiac output to meet metabolic demands of the bodymeet metabolic demands of the body

More commonly occurs in the left More commonly occurs in the left ventricleventricle

But also happens on the right, but is But also happens on the right, but is usually preceded by left-sided heart usually preceded by left-sided heart

failurefailure

Page 8: Heart Failure - BMH Tele

HF’s Main IssueHF’s Main Issue

Leads to fluid overload and Leads to fluid overload and inadequate tissue inadequate tissue

perfusion!!!perfusion!!!

Page 9: Heart Failure - BMH Tele

Heart FailureHeart FailureAcute versus Chronic HFAcute versus Chronic HF

Left-sided versus Right-sidedLeft-sided versus Right-sided

Systolic versus DiastolicSystolic versus Diastolic

Page 10: Heart Failure - BMH Tele

Heart FailureHeart FailureHF can severely restrict a person’s HF can severely restrict a person’s

ability to perform ADL’sability to perform ADL’s

Affects person’s quality of lifeAffects person’s quality of life

Prognosis depends on underlying Prognosis depends on underlying cause and treatment cause and treatment

Page 11: Heart Failure - BMH Tele

Heart FailureHeart FailurePATHOPHYSIOLOGY:PATHOPHYSIOLOGY:

Underlying cause determines whether Underlying cause determines whether HF is chronic or acuteHF is chronic or acute

Associated with systolic or diastolic Associated with systolic or diastolic overloading and myocardial weaknessoverloading and myocardial weakness

Page 12: Heart Failure - BMH Tele

Heart FailureHeart FailurePATHOPHYSIOLOGY:PATHOPHYSIOLOGY:

As stress on the heart muscle reaches a As stress on the heart muscle reaches a critical level, the muscle’s contractility critical level, the muscle’s contractility

decreasesdecreases (Frank-Starling)(Frank-Starling) and CO and CO ↓↓

Venous input to the ventricles does not Venous input to the ventricles does not change!change!

Page 13: Heart Failure - BMH Tele

Systolic Heart Systolic Heart FailureFailure

PathophysiologyPathophysiology

Results in decreased blood volume Results in decreased blood volume ejected from the ventricleejected from the ventricle

SNS stimulated & releases epinephrine SNS stimulated & releases epinephrine & norepinephrine & norepinephrine → ↑ HR to → ↑ HR to

maintain COmaintain CO

Page 14: Heart Failure - BMH Tele

PathophysiologyPathophysiologyNegative Effects of SNS Stimulation:Negative Effects of SNS Stimulation:

Angiotensin-converting enzyme (vasodilator) Angiotensin-converting enzyme (vasodilator) is activated in pulmonary vessels is activated in pulmonary vessels → ↑ B/P → ↑ B/P

and afterloadand afterload

Angiotensin II Angiotensin II → aldosterone released → Na → aldosterone released → Na & Fluid Retention → Stimulates thirst & Fluid Retention → Stimulates thirst

centercenter

Page 15: Heart Failure - BMH Tele

PathophysiologyPathophysiologyNegative Effects of SNS stimulation:Negative Effects of SNS stimulation:

What is the end result of this???What is the end result of this???

FLUID VOLUME OVERLOAD!!!FLUID VOLUME OVERLOAD!!!

Causes Causes ↑ workload of the heart!↑ workload of the heart!

Page 16: Heart Failure - BMH Tele

PathophysiologyPathophysiologyCounterregulatory Effects:Counterregulatory Effects:

Release of natriuretic peptides, Release of natriuretic peptides, prostaglandins, and nitric oxideprostaglandins, and nitric oxide

Natriuretic Peptides:Natriuretic Peptides:

ANP (found mainly in the atria) ANP (found mainly in the atria)

BNP (found mainly in the ventricles)BNP (found mainly in the ventricles)

Page 17: Heart Failure - BMH Tele

PathophysiologyPathophysiologyCounterregulatory Effects:Counterregulatory Effects:

Brain Natriuretic PeptideBrain Natriuretic Peptide

Secreted by the ventricles with ventricular Secreted by the ventricles with ventricular volume expansion and pressure overloadvolume expansion and pressure overload

Page 18: Heart Failure - BMH Tele

PathophysiologyPathophysiologyEffects of BNP:Effects of BNP:

They are released from the overdistended They are released from the overdistended cardiac chamberscardiac chambers

They promote vasodilation and natriuresisThey promote vasodilation and natriuresis

When released they also inhibit renin When released they also inhibit renin and aldosterone releaseand aldosterone release

Page 19: Heart Failure - BMH Tele

PathophysiologyPathophysiologyCounterregulatory Effects versus Counterregulatory Effects versus

Negative Effects of SNS Negative Effects of SNS stimulation:stimulation:

This effect is not strong enough to This effect is not strong enough to overcome the negative effects of the overcome the negative effects of the

other mechanismsother mechanisms

Page 20: Heart Failure - BMH Tele

PathophysiologyPathophysiologyIn the End, there is still…In the End, there is still…

↑↑ Workload Workload → → ↓ myocardial contractility → ↓ myocardial contractility → Increased afterload ventricular dilation → Increased afterload ventricular dilation → Increasing workload → leads to ventricular Increasing workload → leads to ventricular

hypertrophyhypertrophy

Page 21: Heart Failure - BMH Tele

Vicious Cycle of HFVicious Cycle of HF

The heart does not pump sufficient blood toThe heart does not pump sufficient blood to

body, which causes the body to stimulatebody, which causes the body to stimulate

the heart to work harder; the heart cannotthe heart to work harder; the heart cannot

respond (due to myocardial damage) and, in respond (due to myocardial damage) and, in spite of counterregulatory mechanisms,spite of counterregulatory mechanisms,

the failure becomes worse.the failure becomes worse.

Page 22: Heart Failure - BMH Tele

Diastolic Heart FailureDiastolic Heart Failure

Develops because of continued increased Develops because of continued increased workload, which responds by increasing the workload, which responds by increasing the

number and size of myocardial cells (i.e., number and size of myocardial cells (i.e., ventricular hypertrophy and altered cell ventricular hypertrophy and altered cell

functioning). functioning).

This causes decreased ventricular filling This causes decreased ventricular filling

and decreased CO stimulating the SNS in and decreased CO stimulating the SNS in the same fashion as systolic HF. the same fashion as systolic HF.

Page 23: Heart Failure - BMH Tele

Etiology Etiology Coronary Artery Coronary Artery

DiseaseDisease Myocardial Myocardial

InfarctionInfarction Hypertension Hypertension (S or P)(S or P)

Rheumatic HDRheumatic HD Connective Tissue Connective Tissue

DiseaseDisease

Congenital HDCongenital HD Thyroid Thyroid

AbnormalitiesAbnormalities CardiomyopathyCardiomyopathy Valvular DiseasesValvular Diseases Persistent Persistent

TachydysrhythmiasTachydysrhythmias Toxins (chemo)Toxins (chemo) ETOH AbuseETOH Abuse

Page 24: Heart Failure - BMH Tele

Etiology Etiology The chief contributors to the development The chief contributors to the development

of HF are coronary artery disease and of HF are coronary artery disease and hypertension, both of which are found in hypertension, both of which are found in 40% of patients with HF” 40% of patients with HF” (Moser & Riegel, 2008, p. 916).(Moser & Riegel, 2008, p. 916).

Regardless of the cause of HF, it is a Regardless of the cause of HF, it is a chronic condition that becomes chronic condition that becomes progressively worse, culminating in the progressively worse, culminating in the patient’s premature death patient’s premature death (Moser & Riegel, 2008, p. 916).(Moser & Riegel, 2008, p. 916).

Page 25: Heart Failure - BMH Tele

Signs & SymptomsSigns & Symptoms

Dyspnea on ExertionDyspnea on Exertion OrthopneaOrthopnea TachypneaTachypnea Paroxysmal Nocturnal Paroxysmal Nocturnal

DyspneaDyspnea Crackles (bases)Crackles (bases) Dullness (percussion)Dullness (percussion) Tactile FremitusTactile Fremitus

Displaced Apical Displaced Apical HeartbeatHeartbeat

TachycardiaTachycardia ConfusionConfusion Anxiety/RestlessnessAnxiety/Restlessness Impaired MemoryImpaired Memory DiaphoresisDiaphoresis Cool extremitiesCool extremities OliguriaOliguria

Left-Sided HFLeft-Sided HF

Page 26: Heart Failure - BMH Tele

Signs & Signs & SymptomsSymptoms

FatigueFatigue AscitesAscites

Enlarged SpleenEnlarged Spleen Enlarged LiverEnlarged Liver

JVDJVD

AnorexiaAnorexia Edema Hands & Edema Hands &

FingerFinger Dependent EdemaDependent Edema

Increased peripheral Increased peripheral venous pressurevenous pressure

Right-Sided HFRight-Sided HF

Page 27: Heart Failure - BMH Tele

Diagnostic EvaluationDiagnostic Evaluation ECHO ECHO → determines EF %→ determines EF %

Chest X-ray → fluid in pulmonary Chest X-ray → fluid in pulmonary space & possible underlying causespace & possible underlying cause

EKG → determine underlying causeEKG → determine underlying cause BUN/Creatinine → assess for renal BUN/Creatinine → assess for renal

failurefailure BNP → high levels indicate CHF (> BNP → high levels indicate CHF (>

100)100) Electrolytes & CBCElectrolytes & CBC

Page 28: Heart Failure - BMH Tele

4 Stages of HF4 Stages of HFStage AStage A

Patients at risk for developing heart Patients at risk for developing heart failure are addressed almost failure are addressed almost exclusively in the ACC/AHA exclusively in the ACC/AHA

guidelinesguidelines

First-line treatment is lifestyle First-line treatment is lifestyle modifications and drug therapy with modifications and drug therapy with

ACE inhibitorsACE inhibitors

Page 29: Heart Failure - BMH Tele

4 Stages of HF4 Stages of HFStage BStage B

Patients with left ventricular Patients with left ventricular dysfunction who have not developed dysfunction who have not developed

symptomssymptoms

Treatment includes lifestyle Treatment includes lifestyle modifications and drug therapy with modifications and drug therapy with ACE inhibitors, BB’s, and/or cardiac ACE inhibitors, BB’s, and/or cardiac

glycosides (for patients with a-fib only)glycosides (for patients with a-fib only)

Page 30: Heart Failure - BMH Tele

4 Stages of HF4 Stages of HFStage CStage C

Patients with left ventricular Patients with left ventricular dysfunction with current symptoms dysfunction with current symptoms or prior symptoms of heart failureor prior symptoms of heart failure

Treatment includes lifestyle Treatment includes lifestyle modifications and drug therapy with modifications and drug therapy with

ACEIs or ARBs, BB’s, cardiac ACEIs or ARBs, BB’s, cardiac glycosides, and a diureticglycosides, and a diuretic

Page 31: Heart Failure - BMH Tele

4 Stages of HF4 Stages of HFStage DStage D

Patients with refractory end-stage Patients with refractory end-stage heart failureheart failure

Treatment is usually prescribed by a Treatment is usually prescribed by a specialistspecialist

Page 32: Heart Failure - BMH Tele

Acute HF ExacerbationAcute HF Exacerbation

Supplemental Oxygen Therapy & Supplemental Oxygen Therapy & Diuretics for Diuretics for

Acute Decompensated HFAcute Decompensated HF

SYMPTOMATIC TREATMENTSYMPTOMATIC TREATMENT

Page 33: Heart Failure - BMH Tele

AnticoagulantsAnticoagulants

Used for patients with Used for patients with HF who also have HF who also have

chronic atrial chronic atrial fibrillationfibrillation

(Wynne, Woo, & Olyaei, 2007, p. 1012)(Wynne, Woo, & Olyaei, 2007, p. 1012)

Page 34: Heart Failure - BMH Tele

Pharmacologic ManagementPharmacologic Management

PO/IV Medications:PO/IV Medications: ACE inhibitorsACE inhibitors (Vasotec) (Vasotec)

Angiotensin II Receptor BlockersAngiotensin II Receptor Blockers (ARBs) (Diovan) (ARBs) (Diovan) Vasodilators (nitroglycerin, nesiritide, nitroprusside)Vasodilators (nitroglycerin, nesiritide, nitroprusside)

Beta-blockers (Coreg, Lopressor, Toprol)Beta-blockers (Coreg, Lopressor, Toprol) DiureticsDiuretics (Lasix, Aldactone, HCTZ, Zaroxolyn) (Lasix, Aldactone, HCTZ, Zaroxolyn)

Digitalis (digoxin – Lanoxin)Digitalis (digoxin – Lanoxin) Calcium channel blockers (Norvasc, Plendil)Calcium channel blockers (Norvasc, Plendil)

Anticoagulants and AntiplateletsAnticoagulants and Antiplatelets Inotropics (dobutamine, dopamine, milrinone)Inotropics (dobutamine, dopamine, milrinone)

Aldosterone AntagonistsAldosterone Antagonists

Page 35: Heart Failure - BMH Tele

ACEIs & ARBsACEIs & ARBs

Act on the R-A-A Act on the R-A-A system to decrease system to decrease

preload and afterloadpreload and afterload

(Wynne, Woo, & Olyaei, 2007, p. 1012)(Wynne, Woo, & Olyaei, 2007, p. 1012)

Page 36: Heart Failure - BMH Tele

ACEIs & ARBsACEIs & ARBs

ACEIs are the drug of choice in the ACEIs are the drug of choice in the treatment of HF treatment of HF (prevents HF (prevents HF

exacerbation)exacerbation)

ACEIs affect both preload and afterload ACEIs affect both preload and afterload through vasodilatory effects, decrease the through vasodilatory effects, decrease the incidence of remodeling by reducing the incidence of remodeling by reducing the

local generation and action of angiotensin local generation and action of angiotensin II in the heart muscle, and prevent II in the heart muscle, and prevent neurohormonal counterregulatory neurohormonal counterregulatory

mechanisms that worsen heart failure mechanisms that worsen heart failure through their action on the R-A-A systemthrough their action on the R-A-A system

((Wynne, Woo, & Olyaei, 2007, p. 1014)Wynne, Woo, & Olyaei, 2007, p. 1014)

Page 37: Heart Failure - BMH Tele

ACEIs & ARBsACEIs & ARBs

As monotherapy or in As monotherapy or in combination with other combination with other

drugs, ACEIs are drugs, ACEIs are superior to all other superior to all other

drugs and drug drugs and drug combinations used to combinations used to

treat HFtreat HF(Wynne, Woo, & Olyaei, 2007, p. 1014)(Wynne, Woo, & Olyaei, 2007, p. 1014)

Page 38: Heart Failure - BMH Tele

ACEIs & ARBsACEIs & ARBs

Losartan (Cozaar) is Losartan (Cozaar) is officially the only ARB officially the only ARB approved for treatment approved for treatment

of HF.of HF.

(Wynne, Woo, & Olyaei, 2007, p. 1015)(Wynne, Woo, & Olyaei, 2007, p. 1015)

Page 39: Heart Failure - BMH Tele

Beat-Adrenergic BlockersBeat-Adrenergic Blockers

Affect the SNS Affect the SNS counterregulatory counterregulatory mechanism of HFmechanism of HF

(Wynne, Woo, & Olyaei, 2007, p. 1012)(Wynne, Woo, & Olyaei, 2007, p. 1012)

Page 40: Heart Failure - BMH Tele

Pharmacologic ManagementPharmacologic Management

WARNING:WARNING:Beta-Blocker therapy with Beta-Blocker therapy with diastolicdiastolic HF may HF may

cause exacerbation of symptomscause exacerbation of symptoms

Negative Inotropic & Chronotropic EffectsNegative Inotropic & Chronotropic Effects

Decreases heart rateDecreases heart rate

Decreases contractilityDecreases contractility

Page 41: Heart Failure - BMH Tele

Vasodilators/NitratesVasodilators/Nitrates

Improve systolic and Improve systolic and diastolic ventricular diastolic ventricular

function by improving function by improving oxygen transport to the oxygen transport to the

myocardium for myocardium for patients with HF who patients with HF who

also have anginaalso have angina(Wynne, Woo, & Olyaei, 2007, p. 1012)(Wynne, Woo, & Olyaei, 2007, p. 1012)

Page 42: Heart Failure - BMH Tele

AntiplateletsAntiplatelets

Used to prevent Used to prevent myocardial infarction myocardial infarction and death in patients and death in patients

with HF who have with HF who have underlying CADunderlying CAD

(Wynne, Woo, & Olyaei, 2007, p. 1012)(Wynne, Woo, & Olyaei, 2007, p. 1012)

Page 43: Heart Failure - BMH Tele

Pharmacologic ManagementPharmacologic Management

IV InfusionsIV Infusions::

Natrecor drip (nesitiride) – elevated BNP levels; BP Natrecor drip (nesitiride) – elevated BNP levels; BP monitored closelymonitored closely

Primacor drip (milrinone) – promotes vasodilation; BP Primacor drip (milrinone) – promotes vasodilation; BP monitored closelymonitored closely

Dobutrex drip (dobutamine) – increases cardiac Dobutrex drip (dobutamine) – increases cardiac contractility (may cause tachydysrhythmias)contractility (may cause tachydysrhythmias)

Page 44: Heart Failure - BMH Tele

Lanoxin (digoxin)Lanoxin (digoxin)

Positive Inotropic Effects:Positive Inotropic Effects:Improves cardiac contractilityImproves cardiac contractility

Negative Chronotropic Effects:Negative Chronotropic Effects:Decreases heart rateDecreases heart rate

Main uses are with CHF and supraventricular Main uses are with CHF and supraventricular tachycardiastachycardias

Cardiac GlycosideCardiac Glycoside

Page 45: Heart Failure - BMH Tele

Lanoxin (digoxin)Lanoxin (digoxin)

May be administered PO or IVMay be administered PO or IV

Caution: If given IVP, need to administer Caution: If given IVP, need to administer slowly over 5 minutes (at least)slowly over 5 minutes (at least)

Inform monitor technician prior to Inform monitor technician prior to administrationadministration

Page 46: Heart Failure - BMH Tele

Lanoxin (digoxin)Lanoxin (digoxin)ATTENTION!!!ATTENTION!!!

For severe digoxin toxicity, For severe digoxin toxicity, administer…administer…

Digibind (Digoxin Immune FAB)Digibind (Digoxin Immune FAB)

380 – 760 mg IV380 – 760 mg IV

Page 47: Heart Failure - BMH Tele

Lanoxin (digoxin)Lanoxin (digoxin)

Take apical pulse for 1 full minute prior to Take apical pulse for 1 full minute prior to administrationadministration

If less than 60, hold and notify physicianIf less than 60, hold and notify physician

Monitor digoxin levels to evaluate potential Monitor digoxin levels to evaluate potential toxicitytoxicity

S/S – “Yellow Lights”S/S – “Yellow Lights”

Page 48: Heart Failure - BMH Tele

Lasix Lasix (furosemide)(furosemide)

Inhibits reabsorption of Na & Cl @ Inhibits reabsorption of Na & Cl @ proximal and distal tubule and in the proximal and distal tubule and in the

loop of Henleloop of Henle

Main uses are with CHF, pulmonary Main uses are with CHF, pulmonary edema, and Hypertension edema, and Hypertension

Loop DiureticLoop Diuretic

Page 49: Heart Failure - BMH Tele

Lasix (furosemide)Lasix (furosemide)

May be administered PO or IVMay be administered PO or IV

Caution: If given IVP, need to Caution: If given IVP, need to administer slowly 20 mg/minadminister slowly 20 mg/min

Page 50: Heart Failure - BMH Tele

Lasix (furosemide)Lasix (furosemide)

Monitor B/P prior to and following Monitor B/P prior to and following administrationadministration

Monitor urine output, edema, and lung Monitor urine output, edema, and lung soundssounds

Monitor serum electrolytes (K, Na)Monitor serum electrolytes (K, Na)

Page 51: Heart Failure - BMH Tele

Natrecor (nesiritide)Natrecor (nesiritide)

Human BNP bonds to the receptor on Human BNP bonds to the receptor on vascular smooth muscle and endothelial vascular smooth muscle and endothelial

cellscells

Newer medication – use has not become Newer medication – use has not become widespread yet…widespread yet…

Vasodilator – Human BNPVasodilator – Human BNP

Page 52: Heart Failure - BMH Tele

Therapeutic Therapeutic InterventionsInterventions

Intraaortic Balloon Pump (IABP)Intraaortic Balloon Pump (IABP)

Most widely used mechanical support deviceMost widely used mechanical support device

Increases blood flow to heart muscle, decreases Increases blood flow to heart muscle, decreases the workload of the heart, and may be used in the workload of the heart, and may be used in

the presence cardiogenic shock and ADHF the presence cardiogenic shock and ADHF caused by MIcaused by MI

(Moser & Reigel, 2008, p. 925)(Moser & Reigel, 2008, p. 925)

Page 53: Heart Failure - BMH Tele

Therapeutic Therapeutic InterventionsInterventions

Intraaortic Balloon Pump (IABP)Intraaortic Balloon Pump (IABP)

It is placed proximal to the aorta and inflates It is placed proximal to the aorta and inflates when the heart relaxeswhen the heart relaxes

This forces the blood forward to perfuse the This forces the blood forward to perfuse the periphery and backward to fill the coronary periphery and backward to fill the coronary

arteriesarteries

(Moser & Reigel, 2008, p. 925)(Moser & Reigel, 2008, p. 925)

Page 54: Heart Failure - BMH Tele

Therapeutic Therapeutic InterventionsInterventions

Left Ventricular Assistive Device (LVAD)Left Ventricular Assistive Device (LVAD)

Used to control acute reversible HF resulting in Used to control acute reversible HF resulting in cardiogenic shock, which is often caused by AMIcardiogenic shock, which is often caused by AMI

Mechanical support may augment the patient’s Mechanical support may augment the patient’s circulation until myocardium improves enough for circulation until myocardium improves enough for

patient to undergo revascularizationpatient to undergo revascularization

(Moser & Reigel, 2008, p. 925)(Moser & Reigel, 2008, p. 925)

Page 55: Heart Failure - BMH Tele

DIETARY MANAGEMENTDIETARY MANAGEMENT

RestrictionsRestrictionsLow sodium diet Low sodium diet

(2 – 3 grams/day)(2 – 3 grams/day)

Limited fluid intakeLimited fluid intake

Page 56: Heart Failure - BMH Tele

Nursing Interventions & Nursing Interventions & ConsiderationsConsiderations

MonitoringMonitoringPhysical AssessmentPhysical Assessment

Inspection, Auscultation, PalpationInspection, Auscultation, Palpation

Lab ValuesLab ValuesNaNa++, K, K++, BNP, BUN/creatinine, BNP, BUN/creatinine

Intake and OutputIntake and OutputFluid & Sodium RestrictionFluid & Sodium Restriction

Urine Output & Daily WeightsUrine Output & Daily Weights

Page 57: Heart Failure - BMH Tele

Heart FailureHeart FailureTeachingTeaching

Diet ModificationsDiet ModificationsRestricted Sodium IntakeRestricted Sodium Intake

Normal Fluid Intake (after stabilized)Normal Fluid Intake (after stabilized)

Medication RegimenMedication RegimenCommon Side EffectsCommon Side EffectsAdhering to RegimenAdhering to Regimen

Signs and Symptoms of HFSigns and Symptoms of HFMonitor Daily WeightsMonitor Daily Weights

EdemaEdemaShortness of BreathShortness of Breath

Nursing Interventions & ConsiderationsNursing Interventions & Considerations

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Heart FailureHeart Failure

““Because multidrug regimens Because multidrug regimens are often necessary, patient are often necessary, patient

education is essential to limit education is essential to limit complications and complications and

hospitalizations that result hospitalizations that result from poor adherence to the from poor adherence to the

treatment regimen”treatment regimen”(Wynne, Woo, & Olyaei, 2007, p. 1009)(Wynne, Woo, & Olyaei, 2007, p. 1009)

Nursing Interventions & ConsiderationsNursing Interventions & Considerations

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TJC Core TJC Core MeasuresMeasures

The Joint Commission defines Core The Joint Commission defines Core Measures as standardized performance Measures as standardized performance measures, with precisely defined data measures, with precisely defined data elements, calculation algorithms, and elements, calculation algorithms, and standardized data-collection protocols. standardized data-collection protocols. In other words, using Core Measures is In other words, using Core Measures is a way to find out if patients are getting a way to find out if patients are getting

good care. By requiring all good care. By requiring all organizations to use the same organizations to use the same

measures, TJC is leveling the playing measures, TJC is leveling the playing field so hospitals and clinicians have field so hospitals and clinicians have reliable data for self-assessment, as reliable data for self-assessment, as

well as benchmarks for comparisons. well as benchmarks for comparisons.

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TJC Core MeasuresTJC Core Measures

Acute Myocardial InfarctionAcute Myocardial Infarction(AMI)(AMI)

Community Acquired PneumoniaCommunity Acquired Pneumonia(CAP)(CAP)

Surgical Care Improvement PlanSurgical Care Improvement Plan(SCIP)(SCIP)

Heart FailureHeart Failure (HF)(HF)

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TJC Core MeasuresTJC Core Measures

LVF Assessment (echocardiogram)LVF Assessment (echocardiogram) ACEI or ARB for LVSD (EF < 40%)ACEI or ARB for LVSD (EF < 40%)

Adult smoking cessation Adult smoking cessation advice/counselingadvice/counseling

Discharge instructions include Discharge instructions include reconciliation of medication reconciliation of medication

regimenregimen

Heart FailureHeart Failure

Page 62: Heart Failure - BMH Tele

ReferencesReferencesChojnowski, D. (2007). Protecting our patients from harm: Taking an Chojnowski, D. (2007). Protecting our patients from harm: Taking an

aim at heart failure. aim at heart failure. Nursing 2007, 37Nursing 2007, 37(11), 50-55.(11), 50-55.

Hodgson, B. B., & Kizior, R. J. (2007). Hodgson, B. B., & Kizior, R. J. (2007). Saunders nursing drug Saunders nursing drug handbook.handbook. St. Louis, MS: Saunders Elsevier. St. Louis, MS: Saunders Elsevier.

Moser, D. K., & Riegel, B. (2008). Moser, D. K., & Riegel, B. (2008). Cardiac nursing: A companion to Cardiac nursing: A companion to braunwald’s heart disease.braunwald’s heart disease. Saunders Elsevier: St. Louis, MO. Saunders Elsevier: St. Louis, MO.

Nolan, M. N. (2004). Nolan, M. N. (2004). JCAHO core measures. JCAHO core measures. Hoffman Estates, IL: Hoffman Estates, IL: Nursing Spectrum.Nursing Spectrum.

Skidmore-Roth, L. et al. (2007). Skidmore-Roth, L. et al. (2007). Mosby’s nursing drug reference, Mosby’s nursing drug reference, (20(20thth ed.). St. Louis, MS: Mosby Elsevier. ed.). St. Louis, MS: Mosby Elsevier.

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http://www.pbm.va.gov/monograph/nesiritidemonograph.pdfhttp://www.pbm.va.gov/monograph/nesiritidemonograph.pdf