15 Questions
What is the most useful and widely used investigation for evaluating the cardiac patient?
Electrocardiography (ECG)
Which of the following is considered a normal axis in ECG?
-30° to +90°
What does a prolonged PR interval in ECG indicate?
1st degree atrioventricular block
Which condition may be indicated by poor R wave progression or QS waves in anterior leads on ECG?
Old anterior infarction
What type of heart rhythm does a variable PR interval in ECG indicate?
Wenckebach block
Which investigation provides information about the heart's structural and functional aspects using sound waves?
Echocardiography
What is the normal range for QTc (corrected QT interval) in an adult male?
Between 431-450 ms
What is the most common cause of minor T wave inversion on an EKG?
Electrolyte disturbances
When is ambulatory blood pressure monitoring warranted?
When there is uncertainty about adequate blood pressure control
What is the purpose of exercise EKG stress testing (EST)?
To detect evidence of myocardial ischemia or arrhythmia during exercise
What does deep T wave inversion on an EKG indicate?
Acute myocardial ischemia
What is the advantage of echocardiography in cardiology?
It allows reliable imaging even in critically ill patients
When is Holter monitoring of the EKG performed?
When detail is required to elucidate the cause of a patient’s irregular heart rhythm
What can be identified on a chest X-ray (CXR) in relation to cardiac dysfunction?
Pulmonary edema
What does physiological ST elevation in anterior leads indicate?
'Early repolarization'
Explore the assessment and investigation of cardiac disease, including tests for imaging the heart and testing functional capacity. Learn about the usefulness and wide application of Electrocardiography (ECG) in evaluating cardiac patients.
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