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NURS 347 EXAM 4 > MegaloBlastic anemia > Flashcards

MegaloBlastic anemia Flashcards

1
Q

Megablastic anemia is characterized by?

A

The presence of abnormally large RBC ( macrocyctic )

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2
Q

Majority Megaloblastic anemia results from deficiency in what (2)?

A

Cobalamin ( vitamin B12 )
Folic acid

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3
Q

Macrocytic RBC are easily destroyed because they have?

A

Fragile cell membranes

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4
Q

How is megablastic anemia caused by? And results in?

A

Impaired DNA synthesis
Results in defective RBC maturation

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5
Q

Megablastic anemia can also be from? (3)

A

Congenial disorders

Suppression of DNA synthesis by drugs inborn errors of cobalamin & folic acid metabolism

Erythroleukemia ( cancer blood disorder )

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NURS 347 EXAM 4 (14 decks)

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