GI

Question 1

Common vitamin deficiency after total or partial gastrectomy?

Answer 1

Vitamin B12 deficiency

Question 2

What impairment does Vitamin B12 deficiency lead to?

Answer 2

Impaired DNA synthesis
Necessary cofactor in purine synthesis
Leads to megaloblastic anemia

Question 3

How does Vitamin B12 deficiency present?

Answer 3

Megaloblastic, macrocytic anemia
With glossitis and neurologic changes
Shiny tongue = glossitis