Vitamin D ☺️ Flashcards
1
Q
Sources
A
D2 (ergocalciferol) - plants
D3 (cholecalciferol) - dairy, sun
2
Q
Functions
A
Increases blood Ca, PO4 from kidney, gut
Increases osteoclast activity
3
Q
Consequences of deficiency
A
Rickets - children
Osteomalacia - adults
-low Ca, PO4, high matrix
4
Q
Osteomalacia
- presentation
- investigation
- management
A
Bone pain/tenderness
Fractures
Proximal myopathy => waddling gait
Low VitD, Ca, PO4
High ALP
Xray => translucent bands
VitD, Ca supplements
