Right Ventricular Hypertrophy

Question 1

RVH Diagnostic Criteria

Answer 1

RAD > 110
Dominant R in V1 > 7 mm or R/S ratio >1
Dominant S in V5 or V6 > 7 mm R/S ratio < 1
QRS < 120 ms

Question 2

RVH Supporting criteria

Answer 2

RA enlargement: P pulmonale
RV strain
- V1- V4 & II, III, aVF= ST depression + TWI
- S1, S2, S3 pattern
- Deep S in I, aVL, V5-6

RV strain= repolarisation abnormal because RVH or dilation

Question 3

RVH Causes

Answer 3

Pulmonary HTN
Chronic Lung Disease
PE
Mitral Stenosis
Arrhythmogenic RV cardiomyopathy
Congenital Heart Disease