Chapter 13 MC

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What type of angina is typically not precipitated by physical exertion or emotional stress?

Unstable Angina

Silent Ischemia

Stable Angina

Variant Angina Pectoris (correct)

Which type of angina is associated with sudden death?

Silent Ischemia

Unstable Angina

Stable Angina

Variant Angina Pectoris (correct)

What condition can usually reverse the reduction in coronary artery diameter seen in Variant Angina Pectoris?

Aspirin

Beta-blockers

Statins

Nitroglycerin (correct)

In individuals with known coronary artery disease, which type of ischemia occurs without any symptoms?

Silent Ischemia Signup and view all the answers

What type of angina can progress to crescendo angina and pain at rest in individuals with known stable angina?

Unstable Angina Signup and view all the answers

Which condition is mentioned as one of the causes of silent ischemia?

Cocaine Intoxication Signup and view all the answers

What is a recent trend in AICD implantation?

Earlier implantation without EPS testing Signup and view all the answers

What has not been proven to have a role in PTCA therapy?

Anticoagulants Signup and view all the answers

What has shown marked improvement in early restenosis rates in coronary disease treatment?

Newer coronary artery stents Signup and view all the answers

What has not been found to 'cure' CAD despite promising outcomes?

Therapy with anticoagulants Signup and view all the answers

What is an additional risk factor for CAD in the elderly apart from cardiac medication use?

Abdominal aortic aneurysm Signup and view all the answers

In contrast to earlier reports, what have recent studies shown regarding CAD?

Similar restenosis rates and survival rates in males and females Signup and view all the answers

What is a characteristic of individuals with unstable angina?

They show lesions similar in severity to those with ulceration or ruptured plaques. Signup and view all the answers

What usually marks the end of the unstable phase in individuals with angina?

Development of predictable symptoms Signup and view all the answers

In very early presentations of MI, what can precede coronary artery dissection and vasospasm?

Serum troponin elevation Signup and view all the answers

What is a reason why coronary angiography can be relatively less complex in younger patients?

Ability to perform manipulations with less difficulty Signup and view all the answers

What is a common cause of most sudden cardiac deaths?

Arrhythmias triggered by acute events Signup and view all the answers

Which reversible triggers are mentioned for arrhythmias necessitating electrophysiologic testing?

Acute ischemia and electrolyte abnormalities Signup and view all the answers

What type of test is considered equal in value to standard exercise testing in individuals who cannot undergo exercise?

Pharmacologic stress tests Signup and view all the answers

Which type of scan is widely used in cardiac diagnosis and provides cardiac image 'slices' per second?

Computed tomography (CT) scan Signup and view all the answers

What does CT Angiogram (CTA) reveal non-invasively?

Coronary artery anatomy Signup and view all the answers

Which procedure involves a catheter being passed into the coronary artery with radiographic contrast material injected into it?

Coronary Angiography Signup and view all the answers

What has caused the rapid expansion in cardiac diagnosis with improved resolution and anatomic clarity?

Computed tomography (CT) scan Signup and view all the answers

What type of test involves magnet circles around the body to align hydrogen nuclei, leading to improved cardiac diagnosis?

Positron Emission Tomography (PET) Signup and view all the answers

What is the measure of pulse pressure?

Systolic minus diastolic blood pressure Signup and view all the answers

Which condition is associated with elevated pulse pressure?

Heart disease events Signup and view all the answers

What is the primary success rate of PTCA and coronary stenting in the elderly comparable to?

Known CAD results Signup and view all the answers

Which test involves the individual starting at low workloads and progressing to higher, reaching a maximal heart rate determined by age and sex?

Exercise Stress Tests Signup and view all the answers

'Supplementary radionuclide and echocardiographic/Doppler imaging during testing' replaced which imaging agent in tests?

Thallium Signup and view all the answers

'Echocardiography/Doppler studies can be done during exercise and compared' to what for better results?

Thallium imaging Signup and view all the answers