C27a. Stable Angina? Flashcards

1
Q

what is a common presentation of Ischaemic Heart Disease (IHD)

A

Stable angina

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2
Q

what causes angina

A

atherosclerosis - narrowing of coronary arteries

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3
Q

what makes angina stable

A

fixed stenosis, predictable, safe, during exercise

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4
Q

how do you stop angina if it is stable

A

resting

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5
Q

what makes angina unstable

A

worsening angina, unpredictable, can occur at rest as well as exercise. Can progress to a MI.

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6
Q

aside from stable and unstable, what are the other two types of angina

A

vasospastic and microvasculature

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7
Q

describe vasospastic angina to me. And when does it occur?

A

coronary artery goes into sudden spasm and suddenly narrows. Occurs during exertion or rest.

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8
Q

who is vasospastic angina most common in

A

women and smokers

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9
Q

how can you treat vasospastic angina

A

nitrates or CCBs

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10
Q

what is microvascular angina and when does it occur.

A

angina due to coronary microvascular dysfunction. happens at rest and during exertion.

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11
Q

how do you diagnose microvascular angina

A

PET - Positron Emission Tomography
CMR - cardio magnetic resonance

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12
Q

which type of angina do people tend to have if there is no obstructive coronary artery stenosis

A

microvascular angina

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13
Q

what are the symptoms of Stable angina

A

central/left sided chest pain
tight or crushing sensation
Dyspnoea (SOB)

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14
Q

wat investigations can be done for stable angina

A

ECG
CT Coronary angiograph
Catheter angiograph
exercise tolerance test
Myocardial perfusion scan

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15
Q

What lifestyle changes would you implement

A
  • Diet and exercise advice
  • Stop smoking
  • Decrease alcohol
  • BMI 25 or less
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16
Q

what would you give for immediate relieve of stable angina

A

GTN Spray which is Isosorbide Mononitrate

17
Q

what are the long term medications for symptomatic relief

A

Long term nitrates such as isosorbide mononitrate
Ivabradine
Nicorandil
Ranolazinew

18
Q

what are the secondary preventative medications

A

Aspirin - anti coagulant
Atorvastatin - Statin
Lisinopril - ACE inhibitor

19
Q

what surgical interventions would you do for someone with stable angina ( if its extensive and severe stenosis has occurred)

A

Percutaneous Coronary Intervention- Angioplasty
Coronary artery bypass graft