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HYPERTENSION MAIMUN SYUKRI Batasan Hipertensi 1. Bila tekanan sistolik >= 140 mmHg, dan atau tekanan diastolik >= 90 mmHg, atau sedang mendapat obat antihipertensi. 2. Dilakukan dua kali atau lebih pengukuran pada dua kali atau lebih kunjungan. Blood Pressure Classification BP Classification SBP mmHg Normal <120 DBP mmHg and <80 Prehypertension 120–139 or 80–89 Stage 1 Hypertension 140–159 or 90–99 Stage 2 Hypertension >160 or >100 WHO/ISH 2003. ESC/ESH 2003 . Classification of blood pressure levels of the British Hypertension Society Category Optimal Normal High-normal Systolic blood pressure (mmHg) <120 <130 130–139 Diastolic blood pressure (mmHg) <80 <85 85–89 Hypertension Grade 1 (mild) 140–159 Grade 2 (moderate) 160–179 Grade 3 (severe) 180 90–99 100–109 110 Isolated Systolic Hypertension Grade 1 140 - 159 Grade 2 >160 <90 <90 Brit Med J 2004 328:634-40. AUSTRALIA 2003 BP Measurement Techniques Method Brief Description In-office Two readings, 5 minutes apart, sitting in chair. Confirm elevated reading in contralateral arm. Ambulatory BP monitoring Indicated for evaluation of “whitecoat” HTN. Absence of 10–20% BP decrease during sleep may indicate increased CVD risk. Self-measurement Provides information on response to therapy. May help improve adherence to therapy and evaluate “white-coat” HTN. JNC 7 2003 Office BP Measurement Use auscultatory method with a properly calibrated and validated instrument. Patient should be seated quietly for 5 minutes in a chair (not on an exam table), feet on the floor, and arm supported at heart level. Appropriate-sized cuff should be used to ensure accuracy. At least two measurements should be made. Clinicians should provide to patients, verbally and in writing, specific BP numbers and BP goals. JNC 7 2003 How to measure blood pressure accurately ……… sphygmomanometer Patient should be seated and relaxed, preferably for several minutes prior to the measurement and in a quiet room. Appropriate cuff size. Average the readings. If the firsty two readings differ by more than 10 mmHg systolic or 6 mmHg diastolic or if the initial readings are high, take several readings after five minutes of quiet rest, until consecutive readings do not vary by greater than these amounts. Ideally, patients should not take caffeine-containing beverages or smoke for at least two hours before blood pressure is measured, ………………….. Australia, 2004 Box 2 Procedures for blood pressure measurement When measuring blood pressure, care should be taken to ……….. to sit for several minutes in a quiet room before beginning blood pressure measurements. Take at least two measurements spaced by 1-2 min, …………. Use a standard bladder ……. but have a larger and a smaller bladder available for fat and thin arms, respectively. Have the cuff at the heart level, whatever the position of the patient. Use phase I and V ……………. Measure blood pressure in both arms at first visit to detect possible differences …………………….. Measure blood pressure 1 and 5 min after assumption of the standing position in elderly subjects, diabetic patients,…………….. Measure heart rate by pulse palpation (30 s) after the second measurement in the sitting position. HIPERTENSI Tekanan Darah : • Rata-rata dari 2 kali pemeriksaan • Pengukuran pada waktu yang berbeda • Pengukuran pada waktu duduk 12 TD kekuatan darah ketika melewati dinding arteri Jenis Hipertensi Hipertensi Resisten Hipertensi Emergensi Hipertensi Urgensi Berdasarkan Penyebab Hipertensi Primer idiopatik 90-95% Hipertensi Skunder Sistemik Prevalensi Hipertensi USA Penduduk dewasa) Indonesia 50 Juta dari total ( 1 dari 4 orang Baliem 0,65% Sukabumi 28,6% Etiology Primary hypertension 95% of all cases Secondary hypertension 5% of all cases Chronic renal disease – most common CVD Risk Factors Hypertension* Cigarette smoking Obesity* (BMI >30 kg/m2) Physical inactivity Dyslipidemia* Diabetes mellitus* Microalbuminuria or estimated GFR <60 ml/min Age (older than 55 for men, 65 for women) Family history of premature CVD (men under age 55 or women under age 65) *Components of the metabolic syndrome. Identifiable Causes of Hypertension Sleep apnea Drug-induced or related causes Chronic kidney disease Primary aldosteronism Renovascular disease Chronic steroid therapy and Cushing’s syndrome Pheochromocytoma Coarctation of the aorta Thyroid or parathyroid disease Target Organ Damage Heart • Left ventricular hypertrophy • Angina or prior myocardial infarction • Prior coronary revascularization • Heart failure Brain • Stroke or transient ischemic attack Chronic kidney disease Peripheral arterial disease Retinopathy Categories of hypertensive end-organ damage Origin Category Large arteries Loss of compliance (Dissecting) aneurysm Peripheral occlusive arterial disease Kidney Nephrosclerosis Birkenhäger and de Leeuw (1992) Hipertensi & Kerusakan Organ Target 20 Laboratory Tests Routine Tests • Electrocardiogram • Urinalysis • Blood glucose, and hematocrit • Serum potassium, creatinine, or the corresponding estimated GFR, and calcium • Lipid profile, after 9- to 12-hour fast, that includes high-density and low-density lipoprotein cholesterol, and triglycerides Optional tests • Measurement of urinary albumin excretion or albumin/creatinine ratio More extensive testing for identifiable causes is not generally indicated unless BP control is not achieved Treatment Overview Goals of therapy Lifestyle modification Pharmacologic treatment • Algorithm for treatment of hypertension Classification and management of BP for adults Followup and monitoring Goals of Therapy Reduce CVD and renal morbidity and mortality. Treat to BP <140/90 mmHg or BP <130/80 mmHg in patients with diabetes or chronic kidney disease. Achieve SBP goal especially in persons >50 years of age. Sign and Symptoms Essential HTN is usually - asymptomatic - undetected for many years - headache, BP elevated systolic beyond 200 mmHg or BP rising rapidly (can occur in malignant HTN) Symptomatic associated with malignant HTN Headache Blurred vision Chest pain Breathlessness Nausea, vomiting Anxiety, confusion, coma Seizures Consequences of Malignant HTN End Organ Complications Aorta Aortic disection Brain Hipertensive encepahlopathy Cerebral Infarction or Haemmorharge Heart Cardiac failure Myocardial ischemic or infarction Kidney Renal failure Haematuria Gastrointestinal Anorexia,nausea,vomiting,abdominal pain Placenta Eclampsia Other Micro-angiopathic haemolytic anemia Consequences of hypertension Cardiac disease Left ventricular failure Angina Myocardial infarction Cerebrovascular disease Transient ischemic attacks Stroke Multi-infarct dementia Hypertensive encephalopathy Consequences of hypertension Vascular disease Aortic aneurysm Occlusive peripheral vascular disease Arterial dissection Others Progressive renal failure Hypertensive retinopathy Risk of Hypertension Advancing age Positive family history of premature cardiovascular disease Smoking Hypercholesterolemia Hypertension is thought to account for : - One–half of all deaths due to stroke - Up to one quarter of coronary heart disease deaths Isolated Systolic hypertension increase the risk of : stroke and coronary heart disease by about 40% cardiovascular death by about 50% heart failure by about 50% Aetiology of hypertension Essential hypertension (primer/idiopathic hypertension remain uncertain (genetic and environmental factors contribute to development of hypertension) Secondary hypertension Secondary hypertension Renal parenchymal disease, causes : - the glomerulonephritides - diabetic nephropathy - analgesic nephropathy - adult polycystic kidney disease Renal artery stenosis Primary hyperaldosteronism Phaeochromocytoma Secondary hypertension Aortic coarctation Cushing’s syndrome Drug induced hypertension - the oral contraception pill - steroids - NSAID - immunosuppressive - sympathomimetics - anabolic steroids - erythropoieti n - monoamin oxidase inhibitors Thyrotoxicosis Rare monogenic syndrome Clinical assesment of hypertension Sign and symptoms Pointers to secondary hypertension Features of malignant hypertension End organ damage Hypertensive nephropathy Left ventricular hypertrophy Hypertensive retinopathy Grades of hypertension retinopathy Grade I II III IV Features Mild narrowing or sclerosis of the retinal arteriole, no symptoms, Good general health Venous compression at artriovenous crossing (A-V nipping) no symptoms, good general health Retinal oedema, cotton wool spots, hemmorhages, often symptoms All above Papiloedema,Symptomatic Cardiac and renal function often impaired, reduced survival Treatment Non Pharmacotherapy (lifestyle modification) Pharmacotherapy Pengobatan Tujuan: ANGKA KESAKITAN KERUSAKAN ORGAN TARGET ANGKA KEMATIAN Sasaran Pengelolaan Menilai gaya hidup dan identifikasi faktor risiko kardiovaskular lain atau gangguan yang menyertai yang dapat mempengaruhi prognosis & pengobatan Mengetahui penyebab tekanan darah yang tinggi Menilai adanya kerusakan organ dan penyakit kardiovaskular 39 Strategi Penatalaksanaan Hipertensi JNC: Preventif Deteksi Evaluasi Pengobatan JNC VI, 1997 Preventif Untuk mencegah atau memperlambat terjadinya Hipertensi Merupakan solusi jangka panjang masalah hipertensi Mencegah terjadi komplikasi Dapat menghentikan atau mengurangi biaya pengobatan dan komplikasi NHBPEP Working Group Report on Primary Prevention of Hypertension Preventif Upaya preventif primer: Terhadap individu yang potensial hipertensi: TD normal tinggi Riwayat keluarga hipertensi Obesitas Konsumsi tinggi garam Kurang aktifitas Konsumsi tinggi alkohol Diharapkan prevalensi Hipertensi turun Intervensi Preventif Primer Terbukti Efektif Turunkan BB Kurangi Garam Kurangi Alkohol Olah Raga Efektif terbatas Manajemen Stres Kalium Minyak Ikan (Fish oil) Kalsium Magnesium Serat Cegak makronutrien Deteksi Dilakukan di fasilitas kesehatan dengan alat ukur yang standar dan cara yang benar Pasien diberitahu tentang makna TDnya Pasien dianjurkan melakukan pemeriksaan periodik sesuai dengan TD pertama Diharapkan ditemukan kasus tahap awal Evaluasi Mencari penyebab hipertensi (sekunder) Memeriksa adanya kerusakan organ target dan penyakit lain Mencari faktor risiko Mengetahui respon pengobatan, efek samping dan kepatuhan pasien WHO-ISH Guidelines for Management of Hypertension: Stratification of Cardiovascular Risk Blood Pressure (mm Hg) Grade 1 Grade 2 Grade 3 Mild hypertension Moderate hypertension Severe hypertension Other risk factors and disease history SBP 140–159 or DBP 90–99 SBP 160–179 or DBP 100–109 SBP 180 or DBP 110 I No other risk factors Low risk Med risk High risk II 1–2 risk factors Med risk Med risk Very high risk III 3 or more risk factors or TOD or diabetes High risk High risk Very high risk Very high risk Very high risk Very high risk IV ACC TOD = Target-organ damage ACC = Associated clinical conditions Guidelines subcommittee. WHO-ISH Guidelines. J Hypertens 1999;17:151-183. BP TARGETS: WITHOUT COMPLICATION : <140/80 mmHg DIABETES : < 130/80 mmHg CKD : < 130/80 mmHg PROTEINURIA > 1 g/d : <125/75 mmHg Lifestyle Modification Modification Weight reduction Approximate SBP reduction (range) 5–20 mmHg/10 kg weight loss Adopt DASH eating plan 8–14 mmHg Dietary sodium reduction Physical activity 2–8 mmHg Moderation of alcoholconsumption 4–9 mmHg 2–4 mmHg Lifestyle Recommendations for Hypertension: Physical Activity Should be prescribed to reduce blood pressure F Frequency - Four or five times per week I Intensity - Moderate T Time - 45-60 minutes Type Dynamic exercise - Walking - Cycling - Non-competitive swimming T For patients who are prescribed pharmacological therapy: Exercise should be prescribed as adjunctive therapy Treatment of Hypertension Diuretic ACE-Inh ARB Beta blocker Alpha blocker Direct renin inhibitor Treatment Algorithm for Adults with SystolicDiastolic Hypertension without another compelling indication TARGET <140/90 mmHg INITIAL TREATMENT AND MONOTHERAPY Lifestyle modification therapy Thiazide ACE-I ARB Long-acting DHP-CCB Betablocker Alpha-blocker as initial monotherapy Indications for Pharmacotherapy Strongly consider prescription if: Average DBP equal or over 90 mmHg and: Hypertensive Target-organ damage (or CVD) or Independant cardiovascular risk factors Elevated systolic BP Cigarette smoking Abnormal lipid profile Strong family history of premature CV disease Truncal obesity Sedentary Lifestyle – Average DBP equal or over 80 mmHg and diabetes Diuretics -blockers AT1 receptor blockers α-blockers Ca Antagonist ACE Inhibitors 2003 Guidelines for Management of Hypertension, J of Hypertension 2003 C.I. : Verapamil + ßBlocker ESH-ESC 2003 JNC 7: Management of Hypertension by Blood Pressure Classification Initial Drug Therapy BP Classification Normal <120/80 mm Hg Lifestyle Modification Without Compelling Indication With Compelling Indication Encourage Prehypertension 120-139/80-89 mm Hg Yes Stage 1 hypertension 140-159/90-99 mm Hg Yes Thiazide-type diuretics for most; may consider ACE-I, ARB, BB, CCB, or combination Drug(s) for the compelling indications; other antihypertensive drugs (diuretics, ACE-I, ARB, BB, CCB) as needed Stage 2 hypertension ≥160/100 mm Hg Yes 2-drug combination for most (usually thiazide-type diuretic and ACE-I, ARB, BB, or CCB) Drug(s) for the compelling indications; other antihypertensive drugs (diuretics, ACE-I, ARB, BB, CCB) as needed No drug indicated Drug(s) for the compelling indications ACE-I = angiotensin-converting enzyme inhibitor; ARB = angiotensin-receptor blocker; BB = beta blocker; CCB = calcium channel blocker. Chobanian AV et al. JAMA. 2003;289:2560-2572. Compelling Indications for Individual Drug Classes Compelling Indication Initial Therapy Options Clinical Trial Basis Diabetes THIAZ, BB, ACE, ARB, CCB NKF-ADA Guideline, UKPDS, ALLHAT Chronic kidney disease ACEI, ARB Recurrent stroke THIAZ, ACEI prevention NKF Guideline, Captopril Trial, RENAAL, IDNT, REIN, AASK PROGRESS JNC 7 2003