Hypocalcaemia Flashcards
1
Q
Investigations
A
FBC, UE, LFT (ALP) calcium and phosphate PTH and magnesium vitamin D consider XR metacarpals, antibodies
2
Q
Acute Treatment
A
calcium gluconate IV (20ml 10% = 4.5mmol)
supplements: vit D, calcium, magnesium
find and treat cause
3
Q
presentation - SPASMODIC
A
spasm (Trousseou’s), paraesthesia, anxious, seizure, muscle hypertonia, confusion, dermatitis, impetigo, Chovosteks (facial nerve)
4
Q
hypoPTH
A
iatrogenic, idiopathic, hypoMg, bony mets
low Ca
high PO (no PTH action on kidneys)
low PTH
5
Q
CKD
A
low Ca
high PO (kidneys not working)
high PTH
high ALP (renal bone disease)
6
Q
vit D deficiency
A
low Ca
low PO (PTH + kidneys working)
high PTH
high ALP (PTH action; bone resorb)
7
Q
pseudo hypoPTH
A
PTH receptor defect
low calcium
high PO
high PTH
short neck, short metacarpals, short height, low IQ
