6.1 RBC Morphological abnormalities Flashcards
Term for abnormal variation in cell size
Anisocytosis
Anisocytosis is based on cell Diameter and MCV
T or F
T
Normal value for normocytic in cell diameter??
6-8 um
Normal value for normocytic in MCV??
80-100 fL
Microcytic in cell diameter and MCV
<6
<80
MAcrocytic in cell diameter and MCV
> 8 um
> 100 fL
Term for variation in hemoglobin content of RBCs?
Anisochromia
Anisochromia is based on central pallor and MCHC
T or F
T
Normal value for Normochromic in central pallor?
1/3 diameter
Normal value for Normochromic in MCHC?
32-36%
Hypochromic in terms of Central pallor
> 1/3 of diameter of RBC
Hyperchromic in terms of Central pallor
Absent of <1/3 of diameter of RBC
Hypochromic in terms of MCHC
<32 MCHC
Hyperchromic in terms of MCHC
> 36%
Abnormal variation in RBC shape
Poikilocytosis
Deep staining large oval cell
a. Macroovalocyte
b. Spherocyte
c. Acanthocyte
d. Echinocyte
a
Few Irreglarly spaced projections of varying length and width (Irregular and asymmetic
a. Macroovalocyte
b. Spherocyte
c. Acanthocyte
d. Echinocyte
c
RBC with blunt or pointed, short projections that are evenly spaced (Symmetric)
a. Macroovalocyte
b. Spherocyte
c. Acanthocyte
d. Echinocyte
d