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Questions and Answers
What is the cause of neurogenic diabetes insipidus?
What is the cause of neurogenic diabetes insipidus?
- Elevated levels of ADH without the usual stimuli
- Inadequate release and synthesis of ADH
- Inability to concentrate urine and excrete large urine
- Trauma, surgery, and tumor (correct)
What are the effects of elevated levels of ADH in SIADH?
What are the effects of elevated levels of ADH in SIADH?
- Plasma dilution due to water retention (correct)
- Dilute hyponatremia
- Increased specific gravity and urine sodium concentration
- Inability to concentrate urine and excrete large urine
What is the pharmacotherapy for SIADH?
What is the pharmacotherapy for SIADH?
- Inadequate synthesis and release of ADH
- Insulin
- Corticosteroids
- Conivaptan: IV, Tolvaptan: oral (correct)
What characterizes the pathophysiology of diabetes insipidus?
What characterizes the pathophysiology of diabetes insipidus?
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What is the cause of hypo/hyperpituitarism?
What is the cause of hypo/hyperpituitarism?
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What is the primary pharmacotherapy for SIADH?
What is the primary pharmacotherapy for SIADH?
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What is the cause of hyperfunction of the adrenal cortex?
What is the cause of hyperfunction of the adrenal cortex?
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What is the effect of elevated levels of ADH in SIADH on fluid balance?
What is the effect of elevated levels of ADH in SIADH on fluid balance?
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What characterizes the pathophysiology of hypofunction of the adrenal cortex?
What characterizes the pathophysiology of hypofunction of the adrenal cortex?
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What occurs with ADH levels in diabetes insipidus?
What occurs with ADH levels in diabetes insipidus?
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