Waka Flashcards

1
Q

We already know heart failure is the body’s ability to not pump enough blood to meet the body’s need … what us missing from thus definition

A

Ir is a chronic and progressive condition

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2
Q

Pathophysiology. What happens in the body of a heart failure patient?

A

Inflammation and oxidative stress
Fluid overload
Decreased cardiac contractility
Increased vascular resistance
Neurohormonal activity

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3
Q

Classify heart failure based of left ventricular ejection fraction

A

HFrEF <40.
HFmEf 40-4[
HFpEF >=50

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4
Q

Classify HF based on staging.

A

Stage A at risk
Stage B asymptomatic Hf
Stage c symptomatic Hf
Stage D advanced Hf

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5
Q

Diagnosis of Hf include 4 steps mention

A

Symptoms
Signs
Imaging tests
Lab tests

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6
Q

Symptoms of Hf

A

Shortness of breath, fatigue swelling and chest pain

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7
Q

Signs

A

Jugular venous distension
Pedal edema
Pulmonary rales

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8
Q

4 Lab tests

A

Brain natriuretic peptide (BNP)
N-terminal pro-b-type natriuretic peptide (NT-proBNP) and
troponin

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9
Q

Imaging tests

A

Ecbocardiography
Cardiac magnetic resonance imaging
Chest xray

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10
Q

Lifestyle modif for HF patients

A

Reduce salt intake
Exercise
Watch weight
Fluid restriction
Smoking cessation

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11
Q

Patient education

A

Self monitoring of signs and symptoms
Adherence to medic
Check weight
Follow up appointments

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12
Q

5 Pharma therapy:for Hf

A
  1. Acei
    Beta blockers
    Diuretics
    Aldosterone antagonists
    Hydroxyzine and isosorbide dinitrate
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13
Q

Which of the drugs in hf doesn’t just reduce mortality and morbidity or improve symptoms and exercise tolerance.

What does that drug do?

A

Diuretic

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14
Q

Start w low dose and titrate to higher dose.
Why is this?

A
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15
Q

Function of diuretics

A

Increase urine productions reduce fluid overload and bp

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16
Q

Moa of aldosterone antagonist

A

Blosksththe effect of aldosterone, reducing fluid retention and bp

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17
Q

2 examples of aldosterone antagonist

A

Spironolactone and eplereno e

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18
Q

Moa of Hydroxyzine and isosorbide dintitrate

A

Hydroxyzine is a vasodilator that reduces peripheral resistance

Isosorbide dinitrate is a nitrate that reduces preload

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19
Q

Ivrabradine moa

A

A heart rate reducer that selectively inhibits the I(f) channel in the sinoartrial node

21
Q

Sacubitril /Valsartan moa

A

Sacubitril is a neprilysin inhibitors that increases the levels of natriuretic peptides while valsartan is an angiotensin receptor blocker

22
Q

Digoxin Moa

A

A cardiac glycoside that increases the force of contraction and slows the heart rate

23
Q

Anticoagulants

A

Inhibits coagulation cascades and prevents formation of blood cloths

24
Q

Benefit of anticoagulant?

A

Reduce risk of stroke systemic embolism, venous thrombo embolism

25
Eg of anticoagulants
Apiaban Rivaroxaban
26
2 Device therapy... same aim as drug therapy
Implantation cardioverter defibrillator Cardiac resynchronisatio therapy
27
Surgical therapy
Heart transplantation Ventricular assist device VADs Improves survival and quality of life
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Palliative care
Multidisciplinary approach Address physical emotional and spiritual needs Focus on management and quality of life
29
Cardiac arrhythmia aka and meaning
Dysrrhythmia Characterised by abnormal heart rhythm
30
When does CA occur?
When there is a disruption on the normal electrical conduction of the system of the heart
31
Bradycardia and tachycardia?
Less than 60 beats per minute. Greater than 100 beats per minute.
32
Atrial and ventricular fibrillation?
Rapid and irregular heart beats. Ventricular is life threatening
33
Supraventricular and ventricular what??
Tachycardia. Supra upper chamber Ventricular lower chamber
34
Causes of CA
Medications eg beta blockers and antiarrhythmics Stimulants caffejn nicotine cocajne Electrolyte imbalances Cardiac disease Hormonal changes @ pregnancy or menopause.
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Symptoms of CA ... mnemonics
1. Palpitations Shortness of breath Chest pain Dizziness Fainting
36
5 method of diagnosis
Holder monitor 24 hour period Electrocardiogram Echocardiogram uses sound waves Stress test measures hearts electrical activity during physical activity Event monitor 30 days
37
5 classes of medications in CA
1. Anti arrhythmia Beta blockers Ccb Digoxin Adenosine
38
Moa of beta blockers
Slow heart rate and reduce force of contraction
39
Ccb moa
Same w beta bloskers
40
Digoxin moa
Slows heart rate but increase force of contraction
41
Adenosine
Often used in supraventri..... Slows heart rate
42
Non pharma treatment
1. Ablation - uses heat or cold to destroy abnormal electrical pathway in the heart. Cardioversion - uses electrical shock to restore a nor.al heart rhythm Pacemaker- small device implanted into the heart to help regulate rhythm Implantation cardioverter defibrillator: to detect and correct life threatening CA SURGICAL PROCEDURES
43
I.
44
Lifestyle changes
Avoid stimulants Exercise Healthy weight Sleepmanage stress
45