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Hypertension
| Question | Answer |
|---|---|
| BP | Systolic greater than 140, Diastolic greater than 90 |
| Primary Hypertension | Unknown cause. Genetic predisposition |
| Primary Hypertension: Sympathetic Nervous System | Over activity, increased HR, system vasoconstriction |
| Primary Hypertension: Renin-Angtiotensin-Aldosterone System | Increased renin levels. Aldosterone. Vascular Remodelling |
| Primary Hypertension: Renal Na Excretion | Decreased. Atrial natruiretic hormone dysfunction. Increased Na absorption= increased blood volume |
| Primary Hypertension: Insulin Sensitivity | Resistance. Decreased in insulin sensitivity. Hyperinsulinemia, Vasodilation properties. |
| Clinical Manifestations | Often none. Silent killer. Accelerates atherosclerosis. Complications reflect target organs (heart, kidney, liver, lungs, brain) |