Anemia Flashcards
[Hematopoeitic Growth Factor]
What are the parenteral forms of iron
- Iron dextran
- Na ferric gluconate complex
- Iron sucrose
[Diagnosis]
necrotizing gastoenteritis, shock, metabolic acidosis
Acute iron intoxication
[Diagnosis]
Cirrhosis, DM, skin pigmentation
Hemochromatosis
What are the examples if iron chelators?
- Deferoxamine
- Deferasirox
- Deferiprone
What is the drug of choice for acute iron intoxication
Deferoxamine IV
What is the drug of choice for chronic iron intoxication?
Deferasirox PO
Deferiprone PO
Vitamin B12 is a cofactor in _____
transfer of 1 carbon units
What are the 2 essential reaction in which vitamin B 12 plays a role?
- Conversion of methylmalonyl-CoA to succinyl-CoA
2. Conversion of homcystein to methionine
Vitamin B 12 deficiency leads to the accumulation of what compound?
N5-methyltetrahydrofolate
What is the storage life of cyanocobalamin in the liver?
5 years
What process does dihydropteroate synthase act on?
p-Aminobenzoic Acid to dihydrofolic acid
Dihydrofolate reductase is essential in what reaction?
Dihydrofolic acid to tetrahydrofoloc acid
Folic is absorbed in which part of the small intestine?
proximal jejunum