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7 Cards in this Set
- Front
- Back
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Reasons for total lack of ADH?
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Head Trauma
Hypophysectomy Pituitary tumor granulomatous disease |
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What Causes central DI?
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Decreased or total lack of ADH
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Causes of nephrogenic DI?
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renal resistance to ADH
-drugs (lithium) -sickle cell -sjogren |
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How do you treat central DI?
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vasopressin
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Why do Hyperaldosteronism and Cushing Syndrome cause hypervolemic hypernatremia?
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Excess aldosterone and cortisol (acting as ligands for the distal tubule aldosterone receptor) result in excess Na and water retention
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What does insulin do to K+?
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Insulin causes plasma K+ to fall. The cells must take up K+ as they loose glucose.
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What happens to K+ during alkalosis?
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H+ moves out of cells during alkalosis and K+ moves into cells causing Hypokalemia
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