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Table. 2.

Table. 2.

Routine lymphocyte subset analysis including CD4/CD8 ratio in the peripheral blood by flow cytometry

Case 1 Reference range Case 2 Reference range
WBC count (/μL) 13,680 5,400-9,300 2,560 5,400-17,500
Lymphocyte (%) 46.3 42-59 7.0 51-68
Lymphocyte (/μL) 6,334 2,500-5,100 179 2,800-5,700
CD3+ (%) 80.5 58-68 51.3 60-71
Total T cell (/μL) 5,099 1,500-2,900 92 1,800-3,500
CD4+ (%) 36.4 29-40 36.4 37-48
Helper T cell (/μL) 2,306 1,000-2,100 65 1,700-2,400
CD8+ (%) 42.6 19-25 8.2 16-21
Cytotoxic T cell (/μL) 2,698 700-1,200 15 800-1,100
CD4+/CD8+ ratio 0.9 1.1-2.0 4.4 1.6-2.9
CD16+CD56+ (%) 4.0 7-19 42.0 7-16
NK cell (/μL) 253 300-600 75 100-800
CD19+ (%) 13.7 3.9-19.7 1.1 3.9-19.7
B cell (/μL) 868 700-1,300 2 700-1,300

Abbreviations: CD, cluster of differentiation; WBC, white blood cell; NK, natural killer.

Lab Med Online 2023;13:53~59 https://doi.org/10.47429/lmo.2023.13.1.53
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