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Table 1 Clinical history of the patient together with diagnostic results and treatment

From: A novel dic (17;18) (p13.1;q11.2) with loss of TP53 and BCR/ABL rearrangement in an Imatinib resistant chronic myeloid leukemia

Visit No.

Date

Methods

Hematologic parameters

Treatment

Results

1

August 2003

GTG, FISH (WCP probes)

WBC 327×109/l with 73% neutrophils, 23% lymphocytes, 3% monocytes and 1% eosinophiles. Hgb 11.9 g/dl and Plts 540×109/l.

-

46,XX,t(9;22)[20]

2

November 2005

GTG, FISH (BCR/ABL and WCP probes)

WBC 7.9×109/l with 66% neutrophils, 31% lymphocytes, 2% monocytes and 1% eosinophiles. Hgb 11.2 g/dl and Plts 371×109/l.

Imatinib mesylate at 200 mg/day for overall 12 months

46,XX,t(9;22)[20]

3

November 2006

GTG, FISH (BCR/ABL probe)

WBC 6.8×109/l with 64% neutrophils, 33% lymphocytes, 2% monocytes and 1% eosinophiles. Hgb 12.8 g/dl and Plts 305×109/l.

Imatinib at 400 mg/day for overall 12 months

46,XX,t(9;22)[20]

4

November 2008; patients interrupted treatment for ~12 months; Nitolib was initiated November 2009

GTG, FISH, RT-PCR, RFLP

WBC 15.5×109/l with 54% neutrophils, 43% lymphocytes, 3% monocytes and 1% eosinophiles. Hgb 8.8 g/dl and Plts 215×109/l.

Imatinib at 400 mg/day for overall 12 months in the total.

45,XX,t(9;22),+dic(17;18),-17,-18[20]

     

b2a2 transcript

     

T315I mutation

5

March 2010

GTG, FISH, RT-PCR, RFLP

WBC 2.2×109/l with 25% neutrophils, 73% lymphocytes, 1% monocytes and 1% eosinophiles. Hgb 9.5 g/dl and Plts 111x109/l.

nilotinib at 800  mg/day for overall 5 months.

45,XX,t(9;22),+dic(17;18),-17,-18 [16]/46,XX,t(9;22)[4]

     

co-expression of b2a2 and b3a2 transcript.

     

T315I mutation

6

November 2010

The patient passed away under the treatment due to unknown reasons