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Table 1 Cytogenetic analyses

From: Transformation of a low-grade follicular lymphoma into a composite lymphoma combining a high-grade B-cell lymphoma and a lymphoblastic neoplasm expressing Terminal deoxynucleotidyl Transferase: a case report

Time of disease

Type of sample

Karyotype designation (ISCN 2016)

FISH Bcl2 (% of interphase cells)

FISH Myc (% of interphase cells)

Diagnosis

Lymph node

48,XY,+X,der(1)t(1;8)(q21;q14)),+i(1)(q10),t(14;18)(q32;q21), [11]/50,sl,+ 12,+ 21[6]/46,XY [3].ish der(1)t(1;8)(MYC+),8q24(MYCx2)

Rearrangement (85%)

Gain (84%)

Third progression

Ascites

48,XY,+X,der(1)t(1;8)(q21;q24),+i(1)(q10),t(8;22)(q24;q11),t(14;18)(q32;q21) [9]

Rearrangement (90%)

Gain (90%) and rearrangement by t(8;22) (90%)

  1. FISH Fluorescence in situ hybridization
  2. t(8;22)(q24;q11) is associated with genomic instability and a poor prognosis