Overview of Bone Marrow Aspiration from 120 Cats in Different Hematological Conditions
Table 9
Quantitative results of the cytological evaluation of bone marrow aspirates from 17 clinically healthy cats with lymphopenia.
Lineage
Evaluated cells (%)
Mean
S.D.1
Median
25%
75%
pIR
eIR
Myeloid
51.7
4.26
51.4
48.4
54.8
Myeloblast
2
0.7
1.6
1.6
2.4
0∼0.4
0.8∼2.4
Promyelocyte
2.9
0.7
2.6
2.4
3.4
0∼3
1.9∼5.3
Neutrophilic myelocyte
5.3
1.6
4.8
4.4
6.2
4.4∼13.2
2.6∼6.4
Neutrophilic metamyelocyte
3.8
0.9
3.8
3.2
4.6
0.6∼8.0
2.5∼5.3
Rod neutrophil
7.4
2.5
7
5.8
8.4
12.8∼16.6
5.1∼10.5
Neutrophil
25.8
3.2
25
24.2
26.6
6.8∼22.0
22.2∼30.4
Eosinophilic myelocyte
0.5
0.5
0.4
0.2
0.8
0.8∼3.2 (sum of eosinophilic series)
0∼1
Eosinophilic metamyelocyte
0.5
0.4
0.4
0.2
0.8
0∼1.2
Rod eosinophil
1
0.4
1
0.8
1.4
0.4∼1.6
Eosinophil
2.3
1.1
2.4
1.4
3
0.8∼3.2
Basophilic series
0.2
0.2
0
0
0.4
0∼0.4
0∼0.8
Erythroid
36.1
3.9
34.4
33
38
Rubriblast
1.2
0.7
1
0.8
1.4
0∼0.8
0.6∼1.6
Prorubricyte
5.3
2.4
5.2
3.6
6.8
0∼1.6
2.9∼6.9
Rubricyte
21.1
3
20.6
19
22.8
10.2∼29.4
17.7∼25.1
Metarubricyte
8.5
2.1
8.4
7.2
9.6
1.0∼10.4
5.9∼10.9
Others
11.4
3.28
12
9.2
13.6
Lymphocyte
8.2
3
8.8
6
9.8
11.6∼21.6
6∼12
Plasma cell
1.4
0.9
1.2
0.6
2
0.2∼1.6
0.1∼2.7
Monocyte
1.5
0.8
1.6
0.8
2
0∼0.2
0.7∼2.1
Megakaryocytic series
0.3
0.2
0.4
0
0.4
Rare
0∼0.8
Myeloid/erythroid ratio
1.46
0.24
1.27
1.5
1.65
1.21∼2.16
1.24∼1.74
1Standard deviation. Reference previously published by Jain [5]. Reference interval established from the values found in the 57 cats without hematological alterations evaluated in this work.
