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406 Unit 5
Beta Blocker Antidote
Antidote
Glucagon
29 secs
Calcium Channel Blockers (Verapamil and Diltiazem)
Mechanism of Action
Slows AV Conduction
Indications
Angina Pectoris
Arrhythmias
Essential Hypertension
Side Effects
Bradycardia
Hypotension
Constipation
Peripheral Edema
Gingival Hyperplasia
Nursing Consideration
Medication Education
2 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
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
Evolution of Myocardial Infarction and Complications
Hours to Days
Arrhythmia
Before 7 Days
Fibrinous Pericarditis
Papillary Muscle Rupture
Interventricular Septum Rupture
Before 14 Days
Ventricular Pseudoaneurysm
Ventricular Free Wall Rupture
After 14 Days
True Ventricular Aneurysm
Dressler Syndrome
Other
Left Ventricular Failure
2 mins
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
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
Loop Diuretics
Mechanism of Action
Thick Ascending Limb of Loop of Henle
Inhibits Na+-K+-2Cl-
Sulfa Drug
Drug Names
Furosemide
Lasix
Side Effects
Ototoxicity from Rapid Injection
Gout
Dehydration
Hypocalcemia
Hypokalemia
Orthostatic Hypotension
2 mins
Loop Diuretics
Mechanism of Action
Thick Ascending Limb of Loop of Henle
Inhibits Na+-K+-2Cl- Symporter
Sulfa Drug
Drug Names
Furosemide
Lasix
Side Effects
Gout
Ototoxicity
Hypocalcemia
Hypokalemia
4 mins
Myocardial Infarction Assessment
Assessment
Substernal Chest Pain
Crushing or Dull Sensation
Arm, Jaw, and Neck
> 20 Minutes
Unrelieved by Nitro
Palpitations
Diaphoresis
Fear of Impending Doom
Nausea and Vomiting
Shortness of Breath
Considerations
Monitor for Arrhythmias
2 mins
Myocardial Infarction Diagnosis
Diagnosis
12 Lead ECG
ST Elevation
Q Wave
T Wave Inversion
Troponin T and I
CK-MB
Considerations
Early ECG
Cardiac Stress Test
2 mins
Myocardial Infarction Interventions
MONA
Morphine
Oxygen
Nitrates
Aspirin
Thrombolytics (tPA)
Invasive Procedures
Cardiac Catheterization
Stent Placement
Angioplasty
Coronary Artery Bypass Grafting (CABG)
Considerations
Decrease Modifiable Risk Factors
Resuming Activity (Physical, Sexual)
2 mins
Right Heart Failure Assessment
Jugular Venous Distention (JVD)
Peripheral Edema
Hepatosplenomegaly
Nocturia
Weight Gain
Ascites
Fatigue
1 min
Systemic Effects of Beta-Blockers
Respiratory
Bronchoconstriction
Metabolic
Decreased Insulin
Decreased Glycolysis and Lipolysis
Eye
Reduces Intraocular Pressure
1 min
Types of Heart Failure
Left Sided
Pulmonary Congestion
Right Sided
Peripheral Edema
High Output
Unable to Meet Metabolic Needs
1 min
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