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Cardiac Biomarkers: Expert Advice for Clinicians
Alan S Maisel
SECTION 1: MARKERS OF CARDIAC RISK
CHAPTER 1:
Overview of Markers of Cardiac Risk
INTRODUCTION
CRITERIA FOR A CLINICALLY USEFUL BIOMARKER
Uses of Biomarkers
Evaluation of Markers
CATEGORIES OF BIOMARKERS
Markers of Myocardial Injury
Markers of Myocardial Ischemia
Markers of Inflammation and Vascular Damage
Markers of Extracellular Matrix, Remodeling, and Fibrosis
Markers of Atherosclerosis and Unstable Plaque
Markers of Myocardial Strain
Markers of Renal Function/Injury
Genomic Markers
EMERGING APPLICATIONS AND FUTURE APPROACHES
Serial Measurements
Multimarker Approaches
Multimodal Approach
Putting It All Together
CHAPTER 2:
The OxPL/apoB Assay: A Predictor of Cardiovascular Disease and Events*
INTRODUCTION
OxPL/apoB METHODOLOGY
RELATIONSHIP OF OxPL/apoB AND Lp(a): Lp(a) AS A PREFERENTIAL CARRIER OF E06-DETECTABLE OxPL
RELATIONSHIP OF OxPL/apoB AND CARDIOVASCULAR DISEASE
Association with Acute Coronary Syndromes and Percutaneous Coronary Intervention
Association with Coronary Artery Disease
Relationship to Peripheral Artery Disease
Prediction of Cardiovascular Events
Receiver-operator Characteristic c-index Values
Relationship of OxPL/apoB to Lp(a), Lp-PLA2 and sPLA2
Change in OxPL/apoB and Therapeutic Interventions
CONCLUSION AND FUTURE DIRECTIONS
Disclosure
SECTION 2: MARKERS OF CARDIAC ISCHEMIA
CHAPTER 3:
Diagnosis and Risk Stratification of Acute Coronary Syndrome
INTRODUCTION
CLINICAL EXAMINATION
History
Physical Examination
Electrocardiogram (ECG)
CARDIAC BIOMARKERS
Creatine Kinase
CK-MB
Myoglobin
Cardiac Troponin
High Sensitivity Troponin (hs-Tn)
APPLYING MARKERS: WHAT THE GUIDELINES RECOMMEND
Multimarker Approach
Risk Stratification
AFTER THE RULE-OUT
FUTURE
SUMMARY
CHAPTER 4:
Laboratory Perspective on Biomarkers for Acute Coronary Syndromes
INTRODUCTION
LABORATORY AND DIAGNOSTIC TEST REGULATIONS
LABORATORY OPERATIONS FOR CARDIAC MARKER TESTING
Turnaround Time
Analytical Sensitivity for Cardiac Troponin
Discontinuation of Antiquated Cardiac Markers
CARDIAC BIOMARKER ASSAY ISSUES
Standardization
POCT
Assay Interferences
FUTURE CARDIAC BIOMARKER ASSAYS AND TESTING PLATFORMS
Next Generation Cardiac Troponin Assays
Novel Biomarkers of Plaque Instability and Myocardial Ischemia
Multiplex Testing Platforms for the Central Laboratory
Next Generation POCT Platforms
Cardiac Biomarker Discovery Approaches
CHAPTER 5:
Hypersensitive Troponins
INTRODUCTION
DEFINITION OF hpscTn ASSAYS
ANALYTIC AND PREANALYTIC ISSUES
DIAGNOSIS OF ACUTE MYOCARDIAL INFARCTION
TYPE 1 VERSUS TYPE 2 MI
NONISCHEMIC ELEVATIONS IN TROPONINS
TROPONIN ELEVATIONS IN CHRONIC CARDIOVASCULAR DISEASE
CHAPTER 6:
Evolving Biomarkers for Cardiac Ischemia
INTRODUCTION
PATHOBIOLOGY OF ISCHEMIA
CANDIDATE BIOMARKERS
CLINICAL APPLICATIONS OF CARDIAC BIOMARKERS
Evaluation of the Patient with Suspected ACS
BIOMARKERS OF ISCHEMIC INJURY
Heart-type Fatty Acid Binding Protein (H-FABP)
Diagnosis
Prognosis
Summary
BIOMARKERS OF INFLAMMATION AND PLAQUE RUPTURE
hs C-reactive Protein (hs-CRP)
Diagnosis
Prognosis
Summary
MPO
Diagnosis
Prognosis
Summary
Pregnancy-associated Plasma Protein (PAPP-A)
Diagnosis
Prognosis
Summary
BIOMARKERS OF HEMODYNAMIC STRESS
Natriuretic Peptides (BNP, NT-proBNP)
Diagnosis
Prognosis
Summary
Copeptin
Diagnosis
Prognosis
Summary
STRESS TESTING
SUMMARY
Acknowledgments and Disclosures
SECTION 3: NATRIURETIC PEPTIDES FOR HEART FAILURE
CHAPTER 7:
Natriuretic Peptides in Patients with Acute Shortness of Breath
INTRODUCTION
B-TYPE NATRIURETIC PEPTIDE
N-TERMINAL PRO-B-TYPE NATRIURETIC PEPTIDE
ATRIAL NATRIURETIC PEPTIDE AND MID-REGION PROATRIAL NATRIURETIC PEPTIDE
CONCLUSION
CHAPTER 8:
Natriuretic Peptides in the Hospital: Risk Stratification and Treatment Titration
INTRODUCTION
NATRIURETIC PEPTIDES IN HOSPITAL: RISK STRATIFICATION AT PRESENTATION AND ADMISSION
BNP
NT-proBNP
NATRIURETIC PEPTIDES IN HOSPITAL: TREATMENT TITRATION AND POST-DISCHARGE PROGNOSIS
BNP
NT-proBNP
THE CONCEPT OF “DRY” VERSUS “WET” NP IN HF
NP LEVELS IN HOSPITAL: TRANSLATING LITERATURE INTO PRACTICE
Caveats and Nonresponders
CONCLUSION
CHAPTER 9:
Natriuretic Peptides in the Outpatient Setting
INTRODUCTION
RATIONALE FOR USE OF BIOMARKERS TO GUIDE HF THERAPY
NP-GUIDED THERAPY TRIALS
SECTION 4: BIOMARKERS IN CARDIORENAL DESEASE
CHAPTER 10:
Cardiorenal Syndromes
INTRODUCTION
EPIDEMIOLOGY
PATHOPHYSIOLOGY
MANAGEMENT
PREVENTION
RECOGNITION OF PATIENTS AT RISK FOR ACUTE CRS
OPTIMIZATION OF OUTPATIENT THERAPY
THERAPY OF CRS IN ACUTE DECOMPENSATION
Diuretics
Neurohormonal Blockade
Vasodilators
Inotropes
EDUCATION
CARDIAC DEVICES AND TRANSPLANTATION
TRIAL OR NOVEL THERAPIES
CONCLUSION
CHAPTER 11:
Assessing Kidney Injury in Heart Failure: The Role of Biomarkers
INTRODUCTION
TRADITIONAL MARKERS: BUN, CREATININE, AND URINE OUTPUT
NEUTROPHIL GELATINASE-ASSOCIATED LIPOCALIN (NGAL)
CYSTATIN C
INTERLEUKIN-18
KIDNEY INJURY MOLECULE-1
THE FUTURE OF RENAL BIOMARKERS IN HEART FAILURE
SECTION 5: LOOKING TOWARDS THE FUTURE
CHAPTER 12:
Adrenomedullin
INTRODUCTION
BIOLOGIC EFFECTS ON CARDIOVASCULAR SYSTEM
Vasodilatory Effects
Inotropic Effects
Diuretic/Natriuretic Effects
ADRENOMEDULLIN/PROADRENOMEDULLIN AS BIOMARKERS OF CARDIOVASCULAR DISEASE
Arterial Hypertension
Heart Failure
Acute Coronary Syndromes
CONCLUSIONS
CHAPTER 13:
Galectin-3
INTRODUCTION
Galectin-3: Biology
Galectin-3: Expression
ROLE OF GALECTIN-3 IN HEART FAILURE
Animal Studies
Clinical Studies
GALECTIN-3: FUTURE PERSPECTIVES
CHAPTER 14:
ST2
INTRODUCTION
NOMENCLATURE AND BIOLOGY OF ST2
HISTORY
CARDIAC REMODELING AND sST2 IN HF
ST2 IN EXPERIMENTAL HF MODELS
ASSAYS FOR THE MEASUREMENT OF sST2
ST2 IN CARDIOVASCULAR DISORDERS
Acutely Decompensated Heart Failure
Chronic HF
Acute MI
UNRESOLVED ISSUES AND FUTURE DIRECTIONS
CONCLUSION
CHAPTER 15:
Copeptin
INTRODUCTION
RELEASE MECHANISM OF COPEPTIN AS PART OF THE AVP PRECURSOR PEPTIDE
AVP RECEPTORS AND FUNCTION
MEASUREMENT OF AVP AND COPEPTIN
COPEPTIN AND AVP CONCENTRATION IN BLOOD
COPEPTIN IN CARDIOVASCULAR SHOCK
COPEPTIN TO RULE OUT ACUTE MYOCARDIAL INFARCTION
Release Mechanism of Copeptin and AVP in Acute MI
COPEPTIN IN HEART FAILURE
THE POTENTIAL ROLE OF COPEPTIN AND AVP RECEPTOR ANTAGONIST DRUG THERAPIES
SUMMARY
INDEX
TOC
Index
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