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The Principles of Clinical Cytogenetics - Extra Materials - Springer

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390<br />

Table 5 (continued)<br />

Cytogenetic abnormality Gene(s) involved Protein <strong>Clinical</strong> characteristics/prognosis<br />

ELL (19p13.3) Transcription factor<br />

t(11;20)(p15;q11)<br />

t(11;22)(q23;q11)<br />

+12<br />

del(12)(p12) i 2° assoc. with –7; genotoxic exposure 2° AML; poor prognosis<br />

+i(12)(p10) Primarily in males; mediastinal germ cell tumors<br />

t(12;13)(p13;q14)<br />

t(12;14)(q13;q32)<br />

t(12;14)(q24;q32)<br />

t(12;17)(q13;p11-12)<br />

t(12;19)(q13;q13.3)<br />

t(12;22)(p12-13;q11-13) b,d TEL (12p13) ETS-related transcription factor<br />

MN1 (22q11) Nuclear protein<br />

+13 2° assoc. with t(6;9); seen as a sole abnormality in males; sole<br />

change in older patients; undifferentiated/biphenotypic<br />

–13<br />

del(13)(q12q14) j<br />

i(13)(q10)<br />

+14 Sole change in older patients<br />

–14<br />

i(14)(q10)<br />

+15<br />

t(15;17)(q22;q11–12) b PML (15q21) Zinc finger<br />

RARA (17q21) Retinoic acid receptor α Older children or adults; absence <strong>of</strong> extramedullary leukemia;<br />

DIC; Auer rods; good prognosis<br />

–16<br />

del(16)(q22) Lymphadenopathy, hepatomegaly<br />

der(16)(t(1;16)(q21;p13) k<br />

inv(16)(p13q22) b MYH11 (16p13) Smooth muscle myosin heavy chain Lymphadenopathy, hepatomegaly; good prognosis<br />

CBFβ (16q22) Heterodimerizes with AML1<br />

t(16;16)(p13;q22) b MYH11 (16p13) Smooth muscle myosin heavy chain Lymphadenopathy, hepatomegaly; good prognosis<br />

CBFβ (16q22) Heterodimerizes with AML1<br />

t(16;21)(p11.2;q22) b FUS (16p11.2) RNA-binding protein<br />

ERG (21q22) ETS-related transcription factor Lymphadenopathy, hepatomegaly<br />

390 Rizwan Naeem

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