Anemia Classifications and Definitions

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Questions and Answers

Anemia is characterized by a decrease in:

  • Platelets
  • White blood cells
  • Hemoglobin or RBC volume (correct)
  • Plasma volume

What is the cause of microcytic anemia?

  • Recent blood loss
  • Vitamin B12 deficiency
  • Chronic diseases
  • Iron deficiency (correct)

What is the World Health Organization's definition of anemia in men?

  • Hb less than 12 g/dL
  • RBC volume less than 13 g/dL
  • Hb less than 13 g/dL (correct)
  • RBC volume less than 12 g/dL

Which condition is characterized by decreased levels of ferritin and serum iron?

<p>Iron-deficiency anemia (IDA) (A)</p> Signup and view all the answers

What can cause vitamin B12 and folic acid deficiency anemias?

<p>Malabsorption syndromes (D)</p> Signup and view all the answers

Which type of anemia is associated with macrocytic cells?

<p>Anemia due to vitamin B12 deficiency (C)</p> Signup and view all the answers

Which type of anemia is associated with deficiencies of vitamin B12 or folic acid?

<p>Macrocytic anemia (B)</p> Signup and view all the answers

Which type of anemia may be associated with recent blood loss or chronic disease?

<p>Normocytic anemia (A)</p> Signup and view all the answers

What is the most sensitive marker for iron-deficiency anemia?

<p>Ferritin levels (D)</p> Signup and view all the answers

What is the main cause of iron-deficiency anemia?

<p>Inadequate dietary intake (D)</p> Signup and view all the answers

What can cause vitamin B12 and folic acid deficiency anemias?

<p>Malabsorption syndromes (C)</p> Signup and view all the answers

Which functional classification of anemias is based on cell size?

<p>None of the above (D)</p> Signup and view all the answers

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