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Note: mean QRS tends to point away from infarct, toward hypertrophy. Hypertrophy. LVH . sum of deepest S in V1 or V2 and tallest R in V5 or V6 is > 35 mm (in patients > 35 yrs) R in aVL > 12 mm (strain pattern) R in V6 > 25-35 mm. Note: may see asymmetrical or inverted T in V5 or V6 (strain pattern ~ ST ↓ with upward hump in middle) ................
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