Table 1.

Clinical, pathological, and genetic features of the patients reported in this study

PatientAge, yImmune profileSample at diagnosisKaryotype*FISH patternMutation statusStageTreatment/ responseStatusSurvival, m
70 CD4+, CD5+, CD7+, CD10+, BCL6+, PD1 (ICOS and CXCL13: NA), EBER+ Lymph node 46,XX,der(1)(5q35.3→5q33.3::5q21.3→5q33.3::1p34→1q44),der(5)t(1;5)(p34;q21.3) SYK BA: 2F NF II 2007: rituximab; CR; 2010/Rl: rituximab and mini-CHOP; NR; RT/PR; 2011/progression chlorambucil Dead 60 
FER BA: 1F1R1G 
ITK BA: NI 
61 CD4+, CD5+, CD7+, CD10+, BCL6+, PD1+, ICOS+, CXCL13+, EBER+ Lymph node 47,XX,+X,+2,del(6)(q11.1q22.3),+7,der(8)t(8;18)(p11.2;q12.1),der(15) t(15;16)(q26.1;q22.1),der(16)(20q13.3→20p13::16p13.3→p13.1::16p11.1→p13.1::16p13.1→q22.1::15q26.1→q26.3),–18,–20 SYK BA: 2F TET2H1380Y II CHOP, remains PET positive Dead 
ITK BA: 2F TET2S1449fs 
FER BA: 2F  
FES BA: 1F1R1G  
83 CD4+, CD2, CD7, CD10+, BCL6, PD1+, ICOS+, CXCL13+, EBER+ Spleen 46,X,–X,der(2)dup(2)(q33.1q33.3)t(2;11)(q37.3;q23.3),t(3;14)(p13;q32.2),del(5)(q14.2q23.2),del(6)(p21.31p24.1),der(8)t(8;8)(p11.21;q22.3),der(11)t(X;11)(q21.1;p15.5),+19 SYK BA: 2F RHOAG17V IVBS Splenectomy plus chlorambucil; progressive disease Dead 
ITK BA: 2F IDH2R172K 
FER BA: 1F TET2T1499fs 
FES BA: 2F TET2Q1687X 
LSI IGH: 14F, der(3)F  
71 CD3+, CD4+, CD5+, CD23+/ FDC, PD1+, CXCL13+, ICOS+, CD10p+, BCL6w+, EBER+ Lymph node 46,XX SYK BA: 2F RHOAG17V III CHOP; CR Alive 160 
ITK BA: 2F IDH2R172S 
FER BA: 2F TET2Q769X 
FES BA: 2F TET2W1219fs 
 DNMT3AR771P 
58 CD3+, CD4+, CD5+, CD7, CD10, PD1+, ICOS+, BCL6+, CXCL13+, CD21+/FDC, EBER+ Lymph node 46,XX SYK BA: 2F RHOAG17V IIIS CHOP; CR Alive 111 
ITK BA: 2F IDH2R172S 
FER BA: 2F TET2N1714fs 
FES BA: 2F TET2K1752fs 
76 CD3+, CD4+, PD1+, ICOS+, CXCL13+, CD10+, BCL6+, CD23+/FDC, EBER+ Lymph node 47,XX,+5 SYK BA: 2F RHOAG17V IIIS CHOP; CR Alive 20 
ITK BA: 3F IDH2R172M 
FER BA: 3F TET2Y1294C 
FES BA: 2F  
PatientAge, yImmune profileSample at diagnosisKaryotype*FISH patternMutation statusStageTreatment/ responseStatusSurvival, m
70 CD4+, CD5+, CD7+, CD10+, BCL6+, PD1 (ICOS and CXCL13: NA), EBER+ Lymph node 46,XX,der(1)(5q35.3→5q33.3::5q21.3→5q33.3::1p34→1q44),der(5)t(1;5)(p34;q21.3) SYK BA: 2F NF II 2007: rituximab; CR; 2010/Rl: rituximab and mini-CHOP; NR; RT/PR; 2011/progression chlorambucil Dead 60 
FER BA: 1F1R1G 
ITK BA: NI 
61 CD4+, CD5+, CD7+, CD10+, BCL6+, PD1+, ICOS+, CXCL13+, EBER+ Lymph node 47,XX,+X,+2,del(6)(q11.1q22.3),+7,der(8)t(8;18)(p11.2;q12.1),der(15) t(15;16)(q26.1;q22.1),der(16)(20q13.3→20p13::16p13.3→p13.1::16p11.1→p13.1::16p13.1→q22.1::15q26.1→q26.3),–18,–20 SYK BA: 2F TET2H1380Y II CHOP, remains PET positive Dead 
ITK BA: 2F TET2S1449fs 
FER BA: 2F  
FES BA: 1F1R1G  
83 CD4+, CD2, CD7, CD10+, BCL6, PD1+, ICOS+, CXCL13+, EBER+ Spleen 46,X,–X,der(2)dup(2)(q33.1q33.3)t(2;11)(q37.3;q23.3),t(3;14)(p13;q32.2),del(5)(q14.2q23.2),del(6)(p21.31p24.1),der(8)t(8;8)(p11.21;q22.3),der(11)t(X;11)(q21.1;p15.5),+19 SYK BA: 2F RHOAG17V IVBS Splenectomy plus chlorambucil; progressive disease Dead 
ITK BA: 2F IDH2R172K 
FER BA: 1F TET2T1499fs 
FES BA: 2F TET2Q1687X 
LSI IGH: 14F, der(3)F  
71 CD3+, CD4+, CD5+, CD23+/ FDC, PD1+, CXCL13+, ICOS+, CD10p+, BCL6w+, EBER+ Lymph node 46,XX SYK BA: 2F RHOAG17V III CHOP; CR Alive 160 
ITK BA: 2F IDH2R172S 
FER BA: 2F TET2Q769X 
FES BA: 2F TET2W1219fs 
 DNMT3AR771P 
58 CD3+, CD4+, CD5+, CD7, CD10, PD1+, ICOS+, BCL6+, CXCL13+, CD21+/FDC, EBER+ Lymph node 46,XX SYK BA: 2F RHOAG17V IIIS CHOP; CR Alive 111 
ITK BA: 2F IDH2R172S 
FER BA: 2F TET2N1714fs 
FES BA: 2F TET2K1752fs 
76 CD3+, CD4+, PD1+, ICOS+, CXCL13+, CD10+, BCL6+, CD23+/FDC, EBER+ Lymph node 47,XX,+5 SYK BA: 2F RHOAG17V IIIS CHOP; CR Alive 20 
ITK BA: 3F IDH2R172M 
FER BA: 3F TET2Y1294C 
FES BA: 2F  

BA, break-apart; CHOP, cyclophosphamide, doxorubicin, vincristine, and prednisone; CR, complete remission; F, fused signal; FDC, follicular dendritic cell; G, green signal; NA, not available; NF, not found; NI, not informative because of a poor resolution of signals on inv(5); NR, no response; p, partial; PET, positron emission tomography; PR, partial response; R, red signal; Rl, relapse; RT, radiotherapy; w, weak.

*

Corrected after FISH and array comparative genomic hybridization studies (data not shown).

Staging according to Ann Arbor.

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