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N726 PC1 Cardiovascular Playlist
ECG Interpretation
Rate
Rhythm
P Waves
Upright, Rounded, Before Every QRS
PR Interval (< 0.20 seconds)
Normal QRS (< 0.12 seconds)
2 mins
Cardiac and Circulation Assessment
HEART ASSESSMENT
Inspect General Appearance
Inspect Chest
Note Location of Apical Impulse
Percuss Chest Wall
Auscultate Heart Sounds: S1, S2, S3, S4
Auscultate for Pericardial Friction Rub and Murmurs
VASCULAR SYSTEM ASSESSMENT
Assess Skin, Fingernails and Toenails
Check Carotid Artery and Jugular Vein
Palpate Skin for Temperature, Texture, Turgor
Check Capillary Refill Time
Palpate Arterial Pulses Bilaterally
5 mins
Cardiac Cycle - Systole
Characteristics
AV Node
AV Node Conducts Signal to Bundle of His
Bundle of His Signals Purkinje Fibers to Contract Ventricles
Tricuspid Valve Closes
Pulmonary Valve Opens
Mitral Valve Closes
Aortic Valve Opens
2 mins
Beta-1 Receptor
Characteristics
Gs Protein Class
Increased Heart Rate
Increased Contractility
Increase Renin Release
Increased Lipolysis
44 secs
Cardiovascular Effects of Beta-Blockers
Cardiac Myocytes and Vasculature
Decrease cAMP
Decreases SA and AV Node Conduction Velocity
Lower Blood Pressure
Decrease O2 Consumption
Decreases Mortality Post-MI
2 mins
Beta Blocker Antidote
Antidote
Glucagon
29 secs
Congenital Long QT Syndrome
PATHOGENESIS
Inherited Disorder of Myocardial Repolarization
Potassium (K+) Channel Mutations
SYMPTOMS
Prolonged QT Interval
Torsades de Pointes
Increased Risk of Sudden Cardiac Death (SCD)
TYPES OF SYNDROMES
Romano-Ward Syndrome
Autosomal Dominant
Pure Cardiac Phenotype (No Deafness)
Jervell and Lange-Nielsen Syndrome
Autosomal Recessive
Sensorineural Deafness
4 mins
Cardiac Enzyme Evaluation: Troponin
Measures
Cardiac Muscle Injury
Time Ranges
Detection in Blood: 4 Hours
Peak: 24 - 36 Hours
Return to Normal: 5 - 14 Days
Considerations
Most Specific for Cardiac Muscle
Treat Aggressively
2 mins
Hypertrophic Cardiomyopathy Signs, Symptoms and Treatment
Signs and Symptoms
Sudden Death Of Young Athlete
Heart Failure
Angina
Arrhythmias
Syncope
Harsh Systolic Ejection Murmur
S4 Heart Sound
Treatment
Beta Blocker
Non-dihydropyridine Calcium Channel Blocker
2 mins
Hypertrophic Cardiomyopathy Mechanisms
Pathophysiology
2/3 Autosomal-Dominant
1/3 Sporadic Type
Mutation in Gene for Sarcomere Protein
Cardiac Myosin Binding Protein C
Asymmetric Septal Hypertrophy
Outflow Tract Obstruction
Diastolic Dysfunction
2 mins
Dilated Cardiomyopathy
Chronic Alcohol Abuse
Doxorubicin Toxicity
Cocaine Use
Wet Beriberi
Hemochromatosis
Coxsackie B
Chagas Disease
Peripartum
S3
Eccentric Hypertrophy
2 mins
Left Heart Failure Assessment
Pulmonary Assessment
Pulmonary Congestion
Pink Frothy Sputum
Wheezing or Crackles
Dyspnea with Exertion
Cough
Systemic Assessment
Fatigue
Tachycardia
Weak Peripheral Pulse
S3, S4 Heart Sounds
1 min
Heart Failure Interventions
Diagnostic Tests
Echocardiogram
Invasive Hemodynamic Monitoring
Improve Gas Exchange
High Fowler's Position
Oxygen
Advanced Airway
Drugs and Devices
Diuretics
Beta Blockers
Angiotensin II Receptor Blockers (ARBs)
ACE Inhibitors
Digoxin (Lanoxin)
Pacemaker
2 mins
Duke Criteria for Infective Endocarditis
Major Criteria
Blood Culture Positive
Endocardial Involvement
Minor Criteria
Fever
Immunologic Phenomena
Vascular Phenomena
Predisposition
Microbiological Evidence
Diagnosis
Two Major Criteria, or
One Major and Three Minor Criteria, or
Five Minor Criteria
4 mins
Endocarditis Assessment
Infection of Inner Layer and Valves
Assessment
Fever
Fatigue
New or Changed Murmurs
Roth's Spots
Splinter Hemorrhages
Janeway Lesions
Osler's Nodes
Considerations
Heart Failure
Embolization
2 mins
Cardiac Catheterization
Considerations
Fluttering Sensation
Contrast Media
NPO 6-12 Hours
After Procedure
Bed Rest
Assess Circulation
Assess for Bleeding
Monitor Vital Signs
2 mins
Phases of Cardiac Rehabilitation
Scores
MET Levels
Phase 1
Acute Phase
Assessment
Education
Discharge
Goals
Phase 2
Outpatient Phase
Reinforcing Phase 1
Ergonomic Approach
Phase 3
Community Based
Therapy Settings and Cardiac Rehab
Acute Care
Long-Term Acute Care
Skilled Nursing Facilities (SNF)
Independent Living
5 mins
Stable Angina
Assessment
Chest Pain with Exertion
Relieved within 15 Minutes
ST Depression
Interventions
Nitroglycerin
Up to 3 Doses q 5 Minutes
Rest
Antiplatelet Medication
CABG
Angioplasty
2 mins
Unstable Angina
Assessment
Chest Pain with Rest or Exertion
Limits ADLs
> 15 Minutes
Less Likely Relieved by Nitroglycerin
ST Depression
Fatigue
Considerations
Acute Coronary Syndrome (ACS) Treatment
Emergency Treatment
2 mins
Leg Veins
Inferior Vena Cava
Common Iliac (Ilium)
External Iliac (Ilium)
Great Saphenous
Femoral
Popliteal
Small Saphenous
Anterior Tibial
Posterior Tibial
1 min
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