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Malignant Translocations
High Yield Chromosome Translocations
23
Medical
Professional
04/18/2013

Additional Medical Flashcards

 


 

Cards

Term
Anaplastic large cell lymphoma
Definition
t(2;5) 2-ALK, 5-NPM
Term

Burkitt lymphoma

 

(3 translocations possible)

Definition

t(8;14) 8-c-MYC, 14-IgH

 

t(2;8) 2-kappa, 8-c-MYC

 

t(8;22) 8c-MYC, 22-lambda

Term
Chronic myelogenous leukemia
Definition

t(9;22) 9-ABL, 22-BCR

 

(fusion protein with tyrosine kinase activity)

Term

Diffuse large B-cell lymphoma

 

(2 possible translocations)

Definition

Bcl-6 (chr 3) translocation - 30%

 

t(14;18) involving BCL-2 - 10% - 20%

Term
Follicular lymphoma
Definition
t(14;18) 14-IgH, 18-BCL-2
Term
Mantle cell lymphoma
Definition
t(11;14) 11-cyclin D1, 14-IgH
Term
Marginal zone lymphoma
Definition
t(11:18)
Term

Acute lymphoblastic leukemia/lymphom (B-cell)

 

2 Good

2 Bad

Definition

Good

Hyperdiploidy

t(12;21)

 

Bad

t(9;22)

Translocations involving 11q23 (MLL gene)

Term

Acute myelogenous leukemia

 

2 Good

 

2 Intermediate

 

1 Bad

Definition

Good

t(8;21)

inv(16)

 

Intermediate (APML)

t(15;17) 15-PML (promyelocytic leukemia)

17-RAR-alpha

 

Bad

t(11q23;v)

Term
Alveolar soft part sarcoma
Definition
t(X;17) TFE3-ASPL
Term

Breast Carcinoma

 

BRCA1

 

BRCA1

 

Low grade ductal/lobular carcinoma

Definition

BRCA1 (17q21)

 

BRCA2 (13q12.3)

 

16q LOH

Term

Clear cell sarcoma

 

aka Malignant melanoma of soft parts

Definition
t(12;22) EWS-ATF1
Term

Colorectal carcinogenesis

 

Mucosa at risk

 

Adenomas

 

Invasive carcinoma

Definition

Mucosa at risk

APC (5q21), loss of DNA methyl groups,

beta-catenin, MSH2

 

Adenomas

K-ras (12p12), SMADs, p53 (17p13), LOH at 18q21

 

Invasive carcinoma

Telomerase

Term
Congenital fibrosarcoma
Definition
t(12;15) ETV6-NTRK3
Term
Desmoplastic round small cell tumor
Definition
t(11;22) EWS-WT1
Term
Dermatofibrosarcoma protuberans
Definition
t(17;22) COLA1-PDGFB
Term
Endometrial adenocarcinoma
Definition

Type 1: MSI, PTEN, K-ras, beta-catenin

 

Type 2: p53 overexpression

Term
Ewing sarcoma
Definition

t(11;22)(q24;q12) 11FLI1, 22-EWS

 

t(21;22) 21-ERG, 22-EWS

 

t7;22) 7-ETV1, 22-EWS

Term
Extraskeletal myxoid chondrosarcoma
Definition
t(9;22) CHN-EWS
Term
Gastrointestinal stromal tumor
Definition

Most: c-KIT mutation

 

Some: platelet derived growth factor receptor-alpha mutation

Term
Germ cell tumors
Definition
i(12p)
Term
Liposarcoma (myxoid/round cell type)
Definition
t(12;16) CHOP/TLS
Term

Melanoma

 

(Dysplastic nevus syndrome /

Heritable melanoma syndrome)

Definition
p16INK4A/CDNK2 (9p21)
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