heart failure 2 prof. dr. muhammad akbar chaudhry m.r.c.p.(u.k) f.r.c.p.(e) f.r.c.p.(london)...
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- HEART FAILURE 2 PROF. DR. MUHAMMAD AKBAR CHAUDHRY M.R.C.P.(U.K) F.R.C.P.(E) F.R.C.P.(LONDON) F.A.C.C. DESIGNED AT A.V. DEPTT F.J.M.C. BY RABIA KAZMI
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- C.Arginine vasopressin (increased preload and afterload) D.Atrial Natriuretic peptides (decreased afterload) E.Prostaglandins F.Peptides G.Frank-starling law of the heart H.hypertrophy COMPENSATORY MECHANISMS IN HEART FAILURE :
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- I.Peripheral oxygen delivery Redistribution of cardiac output Altered oxygen-haemoglobin dissociation Increased oxygen- extraction by tissues J.Anaerobic metabolism COMPENSATORY MECHANISMS IN HEART FAILURE :
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- PATHOGENESIS OF PULMONARY EDEMA
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- Scheme of the sequence of events in heart failure
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- INVESTIGATIONS IN HEART FAILURE de hy s
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- INVESTIGATIONS IN HEART FAILURE
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- Abnormality Preload Afterload Contractility Heart rate and rhythm Therapy Salt restriction, diuretics Venous vasodilators Arterial vasodilators Angiotensin-converting enzyme inhibitors, angiotensin ii receptor blockers Inotropic agents Beta blockers(??) Pacemaker Antiarrhythmic agents, Devices, beta blockers THERAPY OF HEART FAILURE
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- HEART FAILURE Management A. MILD HEART FAILURE: Search for curable cause Decrease physical activity slightly Omit salt Diuretics; thiazide (with k) digitalis
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- Management B. Moderately severe heart failure Search for curable cause Decrease physical activity moderately Thiazide / frusemide diuretics with k Digitalis Vasodilators A.C.E. Inhibitors HEART FAILURE +
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- MANAGEMENT OF SEVERE CHRONIC HEART FAILURE Management C. Severe chronic heart failure Search for curable etiology Strict bed rest Loop diuretics with potassium supplement Digitalis If no response add k sparing Diuretics Add Thiazide diuretics Vasodilators A.C.E. inhibitors Nitroglycerine locally at night +
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- ACUTE HEART FAILURE, PULMONARY OEDEMA Prop- up position O therapy Morphine 5-10 mg (if no contra -indication) If Bronchospasm Aminophylline Loop diuretics I/V Vasodilators Treatment of Arrhythmias Treat underlying cause 2
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- VASODILATOR Rx IN HEART FAILURE Peripheral resistance Venous tone Stroke volume Peripheral perfusion BP Wall tension MVo End diastolic volumeMR LEVDP Pulm congestion Collar CBF 2 BP SV T PR SCHEMATIC DIAGRAM OF THE MAJOR ACTION OF VASODILATOR THERAPY IN HEART FAILURE
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- POSSIBLE MECHANISIMS BY WHICH BETA- ADRENERGIC BLOCKERS IMPROVE VENTRICULAR FUNCTION IN CHRINIC CONGESTIVE HEART FAILURE
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- CHRONIC HEART FAILURE____CHOICE OF PHARMACOLOGIC THERAPY
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