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Cardiology > Ventricular Hypertrophy > Flashcards

Ventricular Hypertrophy Flashcards

1
Q

what criteria must be met to diagnose right ventricular hypertrophy?

A
  1. right axis deviation
  2. loss of normal lead progression
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2
Q

what are 3 causes of right ventricular hypertrophy?

A
  1. COPD / lung disease
  2. valvular disease / ASD
  3. chronic left heart failure
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3
Q

what does more hypertrophy in the left ventricle lead to in the ECG?

A

greater depolarization and amplitude

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4
Q

which leads should I look at to determine left ventricular hypertrophy?

A

chest leads

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5
Q

what is the criteria for LVH?

A
  1. (S in V1 or V2) + (R in V5 or V6) exceeds 35mm
  2. R in V5 exceeds 26 mm
  3. R in V6 exceeds 20 mm
  4. R wave in V6 exceeds R wave in V5
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6
Q

what is the primary cause of left ventricular hypertrophy?

A

hypertension

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7
Q

what are 3 signs of RVH?

A
  1. increased R wave in V1 and V2
  2. depressed ST segment
  3. flipped, asymmetric T wave
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8
Q

what would an acute right ventricular repolarization abnormality cause on an ECG?

A

S1Q3T3

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9
Q

what does S1Q3T3 mean?

A

S wave in lead 1
Q wave in lead 3
flipped T wave in lead 3

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Cardiology (19 decks)

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