RBC Abnormalities: Hgb Content

Question 1

variation of the color of erythrocytes caused by unequal Hgb concentration

Answer 1

Anisochromia

Question 2

Central pallor does not exceed 1/3 RBC diameter

MCHC = 31-36%

Answer 2

Normochromic RBC

Question 3

Normochromic RBC are seen in patients with

Answer 3

AHA

Acute Blood Loss
Hemolytic Anemia
Aplastic Anemia

Question 4

Central pallor >1/3 red cells
MCHC <31%

Answer 4

Hypochromic RBC

Question 5

Hgb Characteristics of patient with:

Anemia of Chronic Inflammation
Thalassemia
IDA
Sideroblastic Anemia

Answer 5

Hypochromic

Question 6

Hypochromia Grading

1. Central pallor is 1/2 of cell diameter
2. Central pallor is 2/3 of cell diameter
3. Central pallor is 3 quarters
4. thin rim of Hgb

Answer 6

1+
2+
3+
4+

Question 7

No central pallor
MCHC >36%

Answer 7

Hyperchromic

Question 8

Condition by which Hyperchromic RBC are seen

Answer 8

Hereditary Spherocytosis

Question 9

Hyperchromic RBC has a shape of

Answer 9

Spherocytes (decrease in spectrin)

Question 10

Blue-gray tint to red cells
Young RBC contains residual RNA

Answer 10

Polychromatic RBC

Question 11

Reticulocytes are stained with

Answer 11

Brilliant Cresyl Blue

Question 12

Polychromatic RBC are seen in patient with

Answer 12

Hemolysis
Hemorrhage

Question 13

Polychromatic Grading

Slight
1+
2+
3+
4+

Answer 13

Slight 1%
1+ 3%
2+ 5%
3+ 10%
4+ >11%

Question 14

The presence of Hypochromic and Normochromic in same film

Answer 14

Dimorphic anemia

Question 15

Seen in patients with:

1. Sideroblastic anemia
2. weeks after iron therapy
3. Hypochromic anemia after transfusion w/ normal cells

Answer 15

Dimorphic anemia