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Table 2 Laboratory features of 7 patients with AML-M2/M3

From: Clinical and laboratory features of seven patients with acute myeloid leukemia (AML)-M2/M3 and elevated myeloblasts and abnormal promyelocytes

Variable Case 1 Case 2 Case 3 Case 4 Case 5 Case 6 Case 7 Higher than Lower than
Normal, n (%) Normal, n(%)
WBC (×109/L) 112 0.8 119.1 60.9 1.5 17.8 10.1 5(71.4) 2(28.6)
RBC (×1012/L) 4.1 1.6 3.3 2.6 2.2 3.8 3.56 0(0.0) 2(28.6)
HB (g/L) 122 57 93 82 77 105 119 0(0.0) 6(85.7)
Platelets (×109/L) 75 18 18 26 52 65 39 0(0.0) 7(100)
LDH (U/L) 294 192 706 383 364 937 1037 6(85.7) 1(14.6)
PT (sec) 15.8 15.1 25.2 15.9 13.5 13.3 13.6 4(57.1) 0(0.0)
Fibrinogen (g/L) 1.4 5.1 0.6 2 3.6 3.1 4.23 2(28.6) 2(28.6)
D-dimer (ng/ml) >10000 1249 3607 3310 821 - 881 6(85.7) 0(0.0)
BM Myeloblasts 62% 47.50% 39.50% 85% 42.50% 17% 49% 7(100) 0(0.0)
BM abnormal promyelocytes 38% 35.50% 49.50% 11.50% 30% 49.50% 29% 7(100) 0(0.0)
PB Myeloblasts 61% 0 47% 67% 1% 36% 14% 5(71.4) 0(0.0)
PB abnormal promyelocytes 17% 0 50% 24% 0 28% 13% 5(71.4) 0(0.0)
MPO of BM smears 62% strongly positive 94% strongly positive 99% positive >90% strongly positive 99% positive - 95% positive   
AS-DCE of BM smears 48% positive 23% positive 70% positive 19% positive >90% positive - 50% positive   
NSE of BM smears - 8% weakly positive <20% positive >90% strongly positive - - -   
  1. WBC, white blood cell count in peripheral blood; RBC, red blood cell count; HB, hemoglobin; LDH, lactate dehydrogenase; PT, prothrombin time; APTT, activated partial thromboplastin time; BM, bone marrow; PB, peripheral blood; MPO, myeloperoxidase; AS-DCE, naphthol AS-D chloroacetate esterase; NSE, non-specific esterase (or alpha-naphthol acetate esterase, a-NAE); -, no results available.