Lecture 19 - Clinical Electrolytes Flashcards
1
Q
Paediatric fluid replacement?
A
4ml/kg/hr for first 10 Kg, +2 for 2nd 10kg, +1 remainder body weight
2
Q
Exceptions for isotonic being safe solution?
A
used for maintenance, high Na
3
Q
Aldosterone and Na balance?
A
pushes Na from tubule into blood, low aldo means higher Na exretion, low Na coincides with high K
4
Q
Causes of pseudohyponatremia?
A
hypertriglyceridemia, hyperproteinemia
5
Q
Calculating osmolality manually?
A
2 x serum Na + serum glucose + serum urea
6
Q
Causes of SIADH?
A
tumours, CNS, drugs, lung disease
