vitamins Flashcards
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vit D deficiency in elderly pts is often due to:
poor nutritional intake
How does vit D deficiency affects Calcium , phosphorus and parathyroid function?
Hypocalcemia, hypophosphatemia and hyperparathyroidism
why does ALP is ↑ in Vit D deficiency ?
Hyperactivity of Osteoblasts
Biotin is Vit
B7
Thiamine is vit
B1
Biotin is involved mainly in ______ reaction
Carboxilation
Riboflavin is Vit
B2
Only water -soluble vitamin that is not made into a co-enzyme
Ascorbate
Vit B5 is
Pantothenic Acid
Pellagra, def in vit B3 may also be related to def of
Tryptophan
vit b9 is is
Folic acid
Body stores of folic acid are usually depleted in how long?
in 3 months
MCC of Folate deficiency
Alcoholism and pregnancy, hemodialysis,
with correction of hyperhomocysteinemia through _____ supplementation there is a reduction in stroke risk
Folate
MCC of B12 def)??
Pernicious anemia, also aging.
Resection of terminal ileum and bacterial overgrwoth of terminal ileum leads to which vit def?
Cyanocobalamin B12
High dose niacin can be used to treat
Hyperlipidemia
This Vitamin is mainly associated with Decarboxylation reactions
Thiamine
Rarely, vegans or infection w/ D. latum can make you deficient in Vitamin
B12
Most common cause of thiamine B1 def is
Alcoholism
too much iron in mitochondria leads to
sideroblastic
most CC of vit C def is
diet deficient in citrus fruits and green vegetables
Adrenal Failure is a distinguished feature of this EXTREMLY RARE vitamin Deficiency
B5 vitamin
bottled Fed infant with formula that is overheated can develop …
Scurvy if is not supplemented with Vit C
