SIADH Flashcards
1
Q
What is it
A
Xs H2O rwabs in siadh causes dilutional hypoNa one euvolaemic hypoNa.
Therefore get
High urine osmolarity
High urine na
2
Q
Ix
A
Short synacthen tonrulenout adrenal insufficiency
Rule out ckd and Aki
1st line is cxr for pneumonia lung abcess lung cancer
If ?CA do CT tap and MRI brain
3
Q
Mx
A
Na replaced slowly nor more than 10mmol per 24 hours
Fluid restrict
Vaptans
