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Hypertension: the silent killer
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Vishal Arora
July 15, 2012
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110
Hypertension: the silent killer
Vishal Arora
July 15, 2012
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Transcript
JULY 15, 2012 UCHC TRAINING SERIES hypertension the silent killer
persistently high blood pressure MULTIPLE READINGS AT +1 MONTH INTERVALS
at rest
what causes hypertension?
5% 95% Essential Hypertension Secondary Hypertension
Genetic factors
None
Genetic factors lifestyle factors
secondary hypertension • chronic renal insufficiency • thyroid syndromes •
1* aldosteronism • pheochromocytoma • cushing’s syndrome
normotensive 120 80
jnc7 class I hypertension 140 90 jnc7 class ii hypertension
160 100
hypertensive crisis/emergency 180 120
total peripheral resistance × CARDIAC OUTPUT = BP
None
total peripheral resistance × CARDIAC OUTPUT = BP
1. diuretics esp. thiazide-like diuretics hydrochlorothiazide chlorthalidone
1. diuretics ace inhibitors ex: lisinopril arb (angiotensin II receptor
blocker) ex: losartan 2. renin-angiotensin system blocker
a aldosterone s system a angiotensin r renin
1. diuretics ace inhibitors ex: lisinopril arb (angiotensin II receptor
blocker) ex: losartan 2. renin-angiotensin system blocker
1. diuretics 2. renin-angiotensin system blocker 3. β blockers decrease
heart rate ∴ reduce cardiac output ex: metropolol & atenolol
1. diuretics 2. renin-angiotensin system blocker 3. β blockers 4.
calcium channel blockers vasodilators ∴ reduce tpr ex: amlodipine (norvasc)
salt
weight
smoking
alcohol