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Critical Care Examination Review Revised by Laura Gasparis
- Exam (elaborations) • 23 pages • 2023
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- $15.49
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Diabetes Insipidus - CORRECT ANSWER-TYPES: 
1) Central 
a. primary - from innate ADH deficiency 
*b. secondary - from damage to h-h system via trauma, infection, neoplasms* 
2) Nephrogenic - kidneys cant respond to circulating ADH 
3) Psychogenic - from h2o tox 
CAUSES: (central) neurosurgery, head trauma, infection 
*LABS:* 
*- sodium > 145 meq/l = hypernaturemia* 
*- serum Osmo > 300 mos/l* 
* - urine Osmo < 100* 
DX EXAMS: 
- water deprevation test, vasopressin test, skull XR, ct, m...