Diabetes Insipidus Flashcards

1
Q

Causes

A
Tumours
Inflammatory conditions
Granulomatus conditions
Metabolic disturbances 
Genetic receptor defect
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2
Q

Symptoms

A

Polyuria with dilute urine

Polydipsia (thirst)

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3
Q

How diagnosed?

A
Give desmopressin (synthetic ADH):
•if cranial then urine conc. increases
•if nephogenic the no change in urine conc.
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4
Q

Treatment

A

Desmopressin for cranial

Underlying cause treated for nephrogenic

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5
Q

2 types of diabetes insipidus

A
  1. Cranial: decreased ADH secretion

2. Nephrogenic: decreased kidney sensitivity to ADH

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