ACUTE DECOMPENSATED HEART FAILURE : 2010 HFSA GUIDELINES BART COX, M.D., FACC ASSOCIATE PROFESSOR OF MEDICINE UNIVERSITY OF NEW MEXICO SCHOOL OF MEDICINE DIRECTOR, ADVANCED HEART FAILURE PROGRAM DISCLOSURES NONE OBJECTIVES • UNDERSTAND THE DEFINITION OF ADHF • UNDERSTAND THE 4 HEMODYNAMIC PROFILES AND HOW TO CORRELATE THERAPY TO EACH PROFILE • UNDERSTAND METHODS OF DECONGESTION • UNDERSTAND THE USE OF IV VASODILATORS 2010 HEART FAILURE SOCIETY OF AMERICA GUIDELINES • JOURNAL OF CARDIAC FAILURE 2010; 16:475539 (EXECUTIVE SUMMARY) • JOURNAL OF CARDIAC FAILURE 2010; 16: e1e194 (COMPLETE GUIDELINE) ACUTE DECOMPENSATED HEART FAILURE (ADHF): DEFINITION • JACOBELLIS V. OHIO (1964) AND SUPREME COURT JUSTICE POTTER STEWART • NEW ONSET OR GRADUAL OR RAPIDLY WORSENING HEART FAILURE SIGNS OR SYMPTOMS REQUIRING URGENT THERAPY. HEART FAILURE STATISTICS • >5.5 MILLION HF PATIENTS IN USA • >650,000 NEW HF CASES ANNUALLY • ANNUAL US COST OF HF IN 2010 (DIRECT AND INDIRECT): $39.2 BILLION • 1 YEAR MORTALITY IS 20% • 5 YEAR MOTALITY IS HIGH AND WORSE FOR MALES – MALES: 59% – FEMALE: 45% ADHF STATISTICS • 1 MILLION ADHF HOSPTIAL ADMISSIONS ANNUALLY • ANOTHER 2 MILLION ANNUAL ADMISSIONS IN WHICH HF COMPLICATED THE PRIMARY DIAGNOSIS • 30-50% OF PATIENTS DISCHARGED WITH ADHF WILL BE READMITTED WITHIN 3-6 MONTHS ADHF STATISTICS • 50% OF ADHF ADMISSIONS HAVE LVEF > 40% • 50% OF ADHF ADMISSIONS HAVE LVEF < 40% • AVERAGE PATIENT ADMITTED WITH ADHF IS 75 YEARS OF AGE WITH SUBSTANTIAL COMORBIDITIES • MOST COMMON CAUSE OF ADHF HOSPITALIZATION IS EXACERBATION OF CHRONIC HEART FAILURE • IN HOSPITAL MORTALITY: 4% 6 SLIDES OF BAD MEMORIES INTRODUCTION TO FILLING PRESSURES • VENTRICULAR FILLING PRESSURE: THE PRESSURE IN THE VENTRICLE AT THE END OF DIASTOLE • LEFT VENTRICULAR FILLING PRESSURE = PCWP, MEAN LA PRESSURE, LVEDP • RIGHT VENTRICULAR FILLING PRESSURE= CVP, MEAN RA PRESSURE, RVEDP INTRODUCTION TO FILLING PRESSURES • CONGESTION= SALT AND WATER RETENTION; FLUID OVERLOAD; • TO RELIEVE CONGESTION IN ADHF PATIENTS, DECREASE FILLING PRESSURES • TO DECREASE FILLING PRESSURES, DIURESE (OR ULTRAFILTRATE) AND VASODILATE FILLING PRESSURE IS THE PRESSURE AT THE END OF DIASTOLE INTRODUCTION TO PERFUSION IN ADHF • IN ADHF, PERFUSION IS A FUNCTION OF CARDIAC OUTPUT • CARDIAC OUTPUT= HR X STROKE VOLUME (SV) • STROKE VOLUME IS DEPENDENT UPON: – PRELOAD: THE AMOUNT OF BLOOD IN THE VENTRICLE AT THE END OF DIASTOLE – CONTRACTILITY OF THE VENTRICLE – AFTERLOAD: RESISTANCE TO VENTRICULAR EMPTYING INTRODUCTION TO PERFUSION IN ADHF • TO IMPROVE CARDIAC OUTPUT: – OPTIMIZE RATE AND RHYTHM (ELIMINATE BRADYCARDIA, TACHYCARDIA, AV DISSOCIATION) – OPTIMIZE PRELOAD (VENTRICLE NEITHER TOO FULL NOR TOO EMPTY) – IMPROVE CONTRACTILITY – DECREASE AFTERLOAD (DILATE RESISTANCE VESSELS) INTRODUCTION TO PERFUSION IIN ADHF • CARDIAC INDEX = CARDIAC OUPUT / BSA • TO IMPROVE PERFUSION, IMPROVE CARDIAC OUTPUT (OR INDEX) THE FOUR HEMODYNAMIC PROFILES RECOGNIZING THE FOUR HEMODYNAMIC PROFILES • • • • NO CONGESTION = DRY CONGESTION= WET NORMAL PERFUSION=WARM DIMINISHED PERFUSION=COLD PROFILES AND HEMODYNAMICS • • • • DRY= WET = WARM= COLD= PCWP < 18 AND RA PRESSURE < 8 PCWP > 18 OR RA PRESSURE > 8 CARDIAC INDEX> 2.2 CARDIAC INDEX < 2.2 RECOGNIZING THE FOUR HEMODYNAMIC PROFILES • 2 COMPONENTS OF DECOMPENSATED HEART FAILURE – ELEVATED FILLING PRESSURES (MOST COMMON) – REDUCED CARDIAC INDEX (RARE) 2 MINUTE ASSESSMENT AND THE 4 HEMODYNAMIC PROFILES PRINCIPLES OF THERAPY IN A CONGESTED PATIENT: DECREASE THE FILLING PRESSURES • RELIEVE CONGESTION BY REDUCING FILLING PRESSURES • ABSENT CRITICAL ORGAN HYPOPERFUSION THAT LIMITS REDUCING THE FILLNG PRESURES, IMPROVING CARDIAC INDEX DOES NOT WORK!!!! PRINCIPLES OF THERAPY: THE OPTIMAL FILLING PRESSURE • OPTIMAL PCWP IS < 15-16 mm Hg; RA <8 – LOWERING FILLNG PRESSURES -> IMPROVED SV • WHAT’S WRONG WITH ELEVATED FILLNGPRESSURES? – – – – – – RESPONSIBLE FOR CONGESTIVE SYMPTOMS ACTIVATE NEUROHORMONES (RAS, SNS) INCREASE VALVULAR REGURGITATION RESPONSIBLE FOR PULMONARY HTN CAUSES RIGHT VENTRICULAR DYSFUNCTION CAUSES ABNORMAL LV FILLNG PATTERNS FILLING PRESSURES AND STROKE VOLUME (SV) STROKE VOLUME IMPROVED BY DECREASING MITRAL REGURGITATION Warm and dry Warm and wet PROFILE B: WET AND WARM • MOST PATIENTS PRESENTING WITH ADHF ARE PROFILE B • GOAL OF TX: SX IMPROVEMENT BY REDUCTION OF FILLING PRESSURES • FOR MAJORITY, IV DIURETIC TX IS THE MAIN INTERVENTION – MAY NEED TO ADD 2.5-10 mg METOLAZONE PO OR CHLORTHIAZIDE 500-1000 mg IV PROFILE B: ROLE FOR ADJUNCTIVE AGENTS • USE OF ADJUNCTIVE THERAPIES BEYOND DIURETICS HAS NOT BEEN DEMONSTRATED TO IMPROVE OUTCOMES IN HOSPITALIZED ADHF PATIENTS WITH PROFILE B – INOTROPES: ISCHEMIA/ARRHYTHMIAS/ DEATH – NESIRITIDE: EXPENSIVE PLACEBO – ENDOTHELIN ANTAGONIST: NO IMPROVEMENT – VASOPRESSIN ANTAGONIST: NO SUSTAINED BENEFIT PROFILE B: VERY HIGH OR VERY LOW SYSTEMIC VASCULAR RESISTANCE (SVR) • VERY HIGH SVR= > 1500 dyne/sec/cm-5 • HOW TO RECOGNIZE HIGH SVR: – HIGH BP – VERY NARROW PULSE PRESSURE – PA CATHETER MEASUREMENT • VERY LOW SVR (WITHOUT MEDS)= LOW BP + REASONABLE PULSE PRESSURE + WARM EXTREMITIES PROFILE C: COLD AND WET PROFILE C: COLD AND WET • < 3% OF PATIENTS PRESENT WITH CARDIOGENIC SHOCK • WET = CONGESTION (PCWP>18) • COLD = INADEQUATE PERFUSION (CI<2.2) • TX: YOU MAY NEED TO WARM THEM UP BEFORE DRYING THEM OUT – DIURESIS WILL IMPROVE CARDIAC OUTPUT – DIURESIS MAY NOT BE POSSIBLE IF RENAL PERFUSION IS SEVERELY IMPAIRED – WHAT TO USE: VASODILATOR OR INOTROPE? • CHECK THE SVR AND LOOK AT THE BLOOD PRESSURE PROFILE C: IV VASODILATORS OR INOTROPES? • CHOICE OF THERAPY DEPENDS ON SYSTEMIC VASCULAR RESISTANCE AND BP • IF SVR IS HIGH, CHECK THE SBP – SBP>85mm Hg: VASODILATOR – SBP<85 mm Hg: INOTROPE + IABP (INTRAORTIC BALLOON PUMP) PROFILE L: COLD AND DRY PROFILE L: COLD AND DRY • EXTREMELY RARE PRESENTATION • REQUIRES PA CATHETER PLACEMENT TO EVALUATE FILLING PRESSURE – PCWP<12 AND RA<6: DC DIURETICS, PO FLUIDS – PCWP >16: PROFILE C – PCWP 12-16 + RA PRESSURE NORMAL: • VASODILATORS , IABP, AND INOTROPE ARE TEMPORARY FIX • NEEDS VAD/ TRANSPLANT EVALUATION DIURETICS HFSA GUIDELINE: HOW TO DIURESE • DIURESE WITH IV LOOP DIURETIC • ULTRAFILTRATION MY BE USED IN LIEU OF IV DIURETICS • DIURESE UNTIL DRY • DIURESE AT THE CORRECT RATE THE DOSE TRIAL: BOLUS OR INFUSION, LOW DOSE OR HIGH DOSE? Kaplan–Meier Curves for the Clinical Composite End Point of Death, Rehospitalization, or Emergency Department Visit . Felker GM et al. N Engl J Med 2011;364:797-805 HFSA GUIDELINES: WHAT TO MONITOR DAILY DURING IV DIURESIS • MONITORING OF INTAKE & OUTPUT AND DAILY WEIGHT IS RECOMMENDED TO ASSESS CLINICAL EFFICACY OF DIURETIC THERAPY – ROUTINE USE OF A FOLEY CATHETER IS NOT RECOMMENDED FOR MONITORING VOLUME STATUS • OBSERVE FOR DEVELOPMENT OF DIURETICINDUCED SIDE EFFECTS • DAILY Na, K, Mg, RENAL FUNCTION, AND ORTHOSTATIC VITALS HEISENBERG’S UNCERTAINTY PRINCIPLE • REGARDING SUBATOMIC PARTICLES, YOU MAY KNOW THE EXACT POSITION OR THE EXACT VELOCITY BUT YOU CAN NEVER KNOW SIMULTANEOUSLY THE EXACT POSITION AND THE EXACT VELOCITY COX’S UNCERTAINTY PRINCIPLE • YOU MAY HAVE AN ACCURATE DAILY WEIGHT, OR YOU CAN HAVE AN ACCURATE DAILY INTAKE AND OUTPUT, BUT YOU WILL NEVER SIMULTANEOUSLY HAVE AN ACCURATE INTAKE AND OUTPUT AND WEIGHT DIURETIC SIDE EFFECTS • ELECTROLYTE ABNORMALITEIS – HYPOKALEMIA – HYPOMAGNESEMIA – HYPONATREMIA • • • • • • HYPOTENSION GOUT EXACERBATION HEARING LOSS (RARE) INCREASED INCIDENCE OF DIGOXIN TOXICITY RENAL INSUFFICIENCY MUSCLE CRAMPS ARE USUALLY DUE TO OVERLY RAPID DIURESIS HFSA GUIDELINES: VOLUME OVERLOAD, RENAL DYSFUNCTION, AND DIURETIC USE • PATIENTS WITH MODERATE – SEVERE RENAL DYSFUNCTION AND EVIDENCE OF FLUID RETENTION SHOULD CONTINUE TO BE TREATED WITH DIURETICS CARDIORENAL SYNDROME: OUTDATED AND INCOMPLETE EXPLANATION CARDIORENAL SYNDROME: THE CURRENT EXPLANATION HFSA GUIDELINES: DESTROYING DIURETIC RESISTANCE • • • • • DIAGNOSE IT: ARE THEY TRULY WET? DECREASE THE Na AND FLUID INTAKE DOSE IT: INCREASE DOSE OF DIURETIC DRIP IT: FUROSEMIDE DRIP AT 5-20 mg/hr DOUBLE THE SITE OF ACTION : ADD 5-10 mg po METOLAZONE OR IV CHLORTHIAZIDE 5001000 mg • DEVICE IT: AQUAPHERESIS/ ULTRAFILTRATION THE DIET AND FLUID RESTRICTION • 2 GRAM SODIUM DIET • 2 LITER/DAY FLUID RESTRICTON WHAT ABOUT HYPONATREMIA • SODIUM < 137 mEq/L ASSOCIATED WITH PROLONGED HOSPITALIZATION AND INCREASED IN-HOSPITAL MORTALITY – IN GENERAL, HYPONATREMIA IS ASSOICIATED WITH DEATH, HIGH REHOSPITALIZATION, LONGER HOSPITAL STAYS, NEUROCOGNITIVE CHANGES, AND RENAL/HEPATIC DYSFUNCTION • MOST HYPONATREMIC PATEIENTS WITH ADHF ARE VOLUME OVERLOADED WHAT ABOUT HYPONATREMIA? • ETIOLOGY: INABILITY TO EXCRETE FREE H20 PRIMARILY DUE TO NEUROHORMONAL ACTIVATION – NOREPI, ANGIOTENSIN II, AVP • HYPONATREMIA IS A MARKER FOR POOR CARDIAC OUTPUT AND NEUROHORMONAL ACTIVATION TREATING HYPONATREMIA IN ADHF • WATER RESTRICTION< 2 L/DAY • MAXIMIZE ACEI OR ARB • VASOPRESSIN ANTAGONIST (TOLVAPTAN) RESERVED FOR ADHF WITH HYPONATREMIA CAUSING SIGNIFICANT COGNITIVE SYMPTOMS VASODILATORS IV VASODILATORS USED IN ADHF • NITROGLYCERIN • NITROPRUSSIDE WHAT HAPPENED TO NESIRITDE? IV VASODILATORS: NESERITIDE AND THE ASCEND TRIAL HFSA GUIDELINES: TREATING ADHF PATIENTS WITH ACUTE PULMONARY EDEMA OR SEVERE HYPERTENSION • IV NITROGLYCERIN OR NITROPRUSSIDE ARE RECOMMENDED FOR RAPID SYMPTOM RELIEF IN PATIENTS WITH ACUTE PULMONARY EDEMA OR SEVERE HYPERTENSION HF GUIDELINES: USING IV VASODILATORS IN ADHF • IN THE ABSENCE OF SYMPTOMATIC HYPOTENSION, IV NITROGLYCERIN OR NITROPRUSSIDE MAY BE CONSIDERED AS AN ADDITION TO DIURETIC THERAPY FOR RAPID IMPROVEMENT OF CONGESTIVE SYMPTOMS IN PATIENTS ADMITTTED WITH ADHF HFSA GUIDELINES: OTHER USES OF IV VASODILATORS • IV NITROGLYCERIN OR NITROPRUSSIDE MAY BE CONSIDERED IN PATIENTS WITH ADHF WHO HAVE PERSISTENT SEVERE HF DESPITE AGGRESSIVE TREATMENT WITH DIURETICS AND STANDARD ORAL THERAPIES IV NITROGLYCERIN • HEMODYNAMIC EFFECTS – VENODILATOR; ARTERIAL VASODILATOR AT HIGH DOSES – DECREASES FILLING PRESSURE AT LOW DOSE; AT HIGH DOSES, DECREASES SVR AND INCREASES CARDIAC OUTPUT – INCREASED CORONARY BLOOD FLOW • DOSE RANGE – – – – INITIAL DOSE 20 mcg/min INCREASE DOSE 20 mcg/min q 20 MINUTES EFFECTIVE DOSE RANGE 40-400 mcg/min KEEP SBP> 80, DECREASE SVR<1200, REDUCE PCWP < 16 IV NITROGLYCERIN • MAJOR LIMITATIONS – HEADACHE – HYPOTENSION (ESPECIALLY IF FILLNG PRESSURES ARE LOW) – PROLONGED PROFOUND HYPOTENSION AND BRADYCARDIA (RARE) – TACHYPHYLAXIS – 20% ARE NONRESPONDERS NITROPRUSSIDE • HEMODYNAMIC EFFECTS – BALANCED VASODILATOR (BOTH VEINS AND ARTERIOLES) – DECREASES FILLING PRESSURES, SVR, PVR, AND INCREASES CI • DOSE RANGE – – – – INITIAL DOSE: 10 mcg/min INCREASE DOSE 10-20 mcg/min q 10-20 MINUTES EFFECTIVE DOSE RANGE: 30-350 mcg/min KEEP SBP > 80 mm Hg, DECREASE SVR <1200, REDUCE PCWP < 16 NITROPRUSSIDE • MAJOR LIMITATIONS – CYANIDE TOXICITY • MANIFESTED BY NAUSEA AND “FEELING WEIRD” • MOST LIKELY TO DEVELOP WITH DOSE > 250 mcg/min x >2 days • OCCURS IN SETTING OF LOW HEPATIC PERFUSION DUE TO LOW CARDIAC OUTPUT – ACCUMULATION OF THIOCYANATE • CAN OCCUR OVER DAYS DURING CHRONIC USE, PARTICULARLY WITH IMPARIED RENAL FUNCTION INOTROPES: BEATING A DEAD HORSE RANDOMIZED CONTROLLED TRIALS SUPPORTING USE OF INOTROPES IN ADHF: WHAT’S WRONG WITH INOTROPES IN ADHF? • • • • ARRHYTHMIAS (OPTIME-CHF) HYPOTENSION (OPTIME CHF) INCREASED TROPONIN RELEASE INCREASE IN-HOSPITAL AND 6 MONTH MORTALITY (ADHERE NATIONAL REGISTRY, ESCAPE TRIAL) • DOES NOT SHORTEN HOSPITALIZATION (OPTIME-CHF) INOTROPES USED IN ADHF AND STARTING DOSES • • • • DOBUTAMINE:1-10 mcg/kg/min MILRINONE: 0.01-0.75 mcg/kg/min DOPAMINE: 1-4 mcg/kg/min EPINEPHRINE AND NOREPINEPHRINE: 1 mcg/min HFSA GUIDELINES: WHEN TO USE INOTROPES • IV INOTROPES (MILRINONE OR DOBUTAMINE) MAY BE CONSIDERED TO RELIEVE SYMPTOMS AND IMPROVE END-ORGAN DYSFUNCTION IN PATIENTS WITH ADVANCED HF WITH LOW OUTPUT SYNDROME, ESPECIALLY WITH SBP <90, SYMPTOMATIC HYPOTENSION WITH NORMAL FILLING PRESSURES, OR INTOLERANT OR UNRESPONSIVE TO VASODILATORS AND DIURETICS 3 REQUIREMENTS FOR INOTROPE USE: ADVANCED SYSTOLIC HEART FAILURE + LOW OUTPUT SYNDROME + HYPOTENSION OR VASODILATORS EITHER INEFFECTIVE OR CONTRAINDICATED OR FLUID OVERLOADED AND UNRESPONSIVIE TO DIURETICS OR MANIFEST DETERIORATING RENAL FUNCTION INOTROPES: WHAT IS ADVANCED SYTOLIC HF? • LVEF IS REDUCED AND USUALLY DILATED • INOTROPES ARE NOT APPROPRITE FOR HEART FAILURE WITH PRESERVED EJECTION FRACTION INOTROPES: WHAT IS LOW OUTPUT SYNDROME IN ADHF? DILATED LV WITH REDUCED LVEF + DIMINISHED PERIPHERAL PERFUSION OR ENDORGAN DYSFUNCTION LOW OUTPUT SYNDROME IS USUALLY MANIFESTED BY ONE OR MORE OF THE FOLLOWING: • SBP < 90 MM Hg • SYMPTOMATIC HYPOTENSION WITH NORMAL FILLING PRESSURES • LACK OF RESPONSE TO VASODILATORS • SBP TOO LOW FOR VASODILATORS • END ORGAN DYSFUNCTION, SUCH AS ELEVATED BUN AND/OR CREATININE AND OLIGURIA, MENTAL STATUS CHANGES, OR ELEVATED LFTS HFSA GUIDELINES: WHEN TO USE INOTROPES IN ADHF ADVANCED HF (LV DILATION AND REDUCED EF) + LOW OUTPUT SYNDROME + INTOLERANT TO VASODILATORS OR POOR RESPONSE TO DIURETICS OR WORSENING RENAL FUNCTION 2 THINGS THAT MUST BE KNOWN BEFORE STARTING AN INOTROPE • IV INOTROPES (MILRINONE OR DOBUTAMINE) ARE NOT RECOMMENDED UNLESS THE PA CATHETER READINGS OR CLEAR CLINICAL SIGNS DEMONSTRATE: – LEFT HEART FILLNG PRESSURES ARE ELEVATED AND – CARDIAC INDEX IS SEVERELY IMPAIRED CASE #1 • 68 YEAR OLD MALE • ISCHEMIC CM WITH LVEF 25% ON MAXIMALLY TOLERATED DOSE OF ALL APPROPIATE HF MEDS • HX: SEVERE DYSPNEA + ABDOMINAL SWELLING • EXAM: BP 95/56 HR PACED AT 70 – SEVERE JVD, MODERATE ASCITES, +3 EDEMA • LABS: – CREAT RISE FROM BASELINE 1.3 TO 2.3 – BUN RISE FROM BASELINE 20 TO 52 CASE #1 DO YOU STOP BETA BLOCKER AND START INOTROPIC THERAPY? CASE #1: SOLUTION • CONTINUE BETA BLOCKER • INOTROPE SHOULD NOT BE INITATED • TREAT WITH IV DIURETICS AND VASODILATOR THERAPY CASE #2 • 52 YEAR OLD FEMALE • DILATED NONISCHEMIC CM, LVEF 20% + MODERATE MR • HX: PROGRESSIVE FATIGUE • EXAM: – BP 86/60 (BASELINE); HR 95 – HEMODYNAMICS: PA 65/28, , RA 14, PCWP 25, CI 1.4, SVR 1822 • LAB: – CREAT STABLE FROM BASELINE AT 1.4 CASE #2 SHOULD YOU START AN INOTROPE? CASE #2: SOLUTION • NO CLINICAL SIGNS OF HYPOPERFUSION • SVR IS SIGNIFICANTLY ELEVATED AND SBP IS >85 • INOTROPE IS NOT INDICATED • TREAT WITH IV DIURETIC AND NITROPRUSSIDE • DIURESIS + NITROPRUSIDE REDUCED MR, DECREASED SVR, INCREASED CI, DECREASED FILLING PRESSURS, DECREASED PA PRESSURES CASE #3 • 70 YEAR OLD MALE WITH ADVANCED PROSTATE CA • ISCHEMIC CM, LVEF 18% • HX: 2 EPISODES OF NEAR SYNCOPE. HYPOTENSION PRECLUDES BETA BLOCKER; ON LISINOPRIL 2.5 mg DAILY • EXAM: SOMNULENT DURING EXAM, BP 72/55, HR 70, NO JVD, CLEAR LUNGS, S3,COOL EXTREMITIES, TRACE EDEMA • LABS: Cr 1.8 CASE #3 SHOULD YOU START AN INOTROPE? CASE #3: SOLUTION • • • • INOTROPE SHOULD BE STARTED. THIS IS CARDIOGENIC SHOCK. BP TOO LOW FOR VASODILATOR ADVANCED PROSTATE CA PRECLUDES VAD AND TRANSPLANT • IT IS PERFECTLY ACCETPTABLE TO START INOTROPE IN HOSPITAL AND SEND TO PALLIATIVE CARE OR HOSPICE WITH INOTROPE