Malignant Heme Flashcards
CLL/PLL is defined as?
11-55% PLL
Smudge cells artifacts caused by ?
EDTA(purple) – also satellitosis is seen in EDTA
You dont see either with Heparin (green)
In CLL, the most common cytogenetic abnormality is ___ but by FISH, the most common anomaly is _____
Trisomy 12
Fish: del 13q14
Whats the RAI and the Binet?
Rai 0 Lymphocytosis I. Lymphadenopathy II. hepatosplenomegaly III. anemia (=<11) IV. Thrombocytopenia (<100,000)
Binet
A < 3 lymphoid areas
B >3 lymphoid areas
C Anemia and thrombocytopenia
CD19, CD20(dim), CD22, CD5, CD43, CD23, sIg (dim), CD79a, CD11c(dim), bcl-2
CLL
CD19, CD20(bright), CD22, FMC-7, CD5, CD43, sIg(Bright) bcl-1, CD99
Mantle
Adverse prognosis for mantle?
> 10 mitosis/hpf
Ki-67 >40%
Diffuse growth in FL is defined as?
follicular architecture with a lack of CD21 and or CD23
Prognosis of FL is adversely affected by?
Higher age, stage, serum LD, BM involvement, B symptoms, anemia, low performance status
CD19, CD20, CD22, sIg, CD11c(Bright), CD25(bright), CD103, DBA.44. annexin A1, cyclin D1(dim,nuclear)
Hairy cell
LPL with an IgM monoclonal gammopathy and marrow involvement is?
Waldenstrom macroglobulinemia
Waldenstrom is associated with?
HCV and cryoglobulinemia
t(9:14) Pax5 gene and C region of IgH is seen in?
LPL
Which bacteria is associated with a form of MALT lymphoma called the immunoproliferative small intestine disease (mediterranearn lymphoma)
Campy jejuni
This heavy chain disease is associated with the alpha type.
Franklin H chain disease (y heavy chain disease) seen in?
LPL
u heavy chain disease is seen in?
CLL
GCB-like DLBCL is associated with?
better prognosis
BM infiltration by TCRBCL is
paratrabecular
Which large B lymphoma is associated with
MAL gene alteration
Females
no rearrangement of BCL2 or BCL6
Large b cells entrapped within bands of scleorsis?
Primary mediastinal (thymic) large b cell lymphoma
HIV/HHV8 combo seen in?
Kaposi
PEL
Castleman
Which Large B cell Lymphoma
resembles vasculitis
Associated with EBV and immunodeficiency
Uncommon granulomas
large number of reactive T cells, plasma, histiocytes
Lymphomatoid granulomatosis
CD19, CD20, CD22, CD10, bcl-6, sIg, C-myc
Burkitt
In B-ALL, what are the favorable findings?
Low initial white count (<50,000)
2-10 years
Female
Hyperdiploidy
IN B-ALL with recurrent abnormalities, which are good prognosis?
t(12;21) TEL-AML1
Hyperdiploid >50
Both seen in 25% of children
IN B-ALL with recurrent abnormalities, which are associated with badprognosis?
t(9;22) 190k Most common and worst
t(v;11) MLL CD10-
Hypodiploid
t(1;19) E2A-PBX1
IN B-ALL with recurrent abnormalities, which is associated with eos?
t(5;14) IL3-IGH - NO CHANGE IN PROGNOSIS
in AML its inv(16)
With MM by fish, what has the shortest survival median of 24 months?
t(4;14), t(14;16) or 17p13 deletion
With MM by fish, what has the longest survival median of >50 months?
Nothing or just t(11;14)
Smoldering myeloma vs MGUS
Smoldering M protein >3g/dl or clonal plasma cells in marrow is >10%
MGUS is less
Which T cell lymphoma is
EBV associated, older adults
coombs+ autoimmune hemolytic anemia, cold agglutinins, anti-smooth muscle antibody, rheumatoid factor, and polyclonal hypergammaglobulinemia?
AITCL
Angioimmunoblastic
Which T cell lymphoma is
associated with HTLV-1
CD25 +
ATCL
Adult T cell leukemia/lymphoma
Which T cell lymphoma is
neutropenia, splenomegaly, polyclonal hypergammaglobulienmia
Older males’
Rheumatoid arthritis
T cytotoxic LGL leukemia
Which T cell lymphoma is
young males
B symptoms
isochrome 7q
Hepatosplenic TCL
gamma delta type
Alpha beta more seen in females
Which Hodgkin has the highest associated with EBV?
Mixed Cellularity- CHL 75% Also assoc. with HIV
LR and LD is 50%
NS is 25%
Sideroblasts have at least ___ siderosomes that surround ___ of the nucleus
Sideroblasts have at least 5 siderosomes that surround 1/3 of the nucleus
SF3B1 mutation in MDS is called?
MDS with ringed sideroblasts
Dyspoiesis must be present in ___ or more of a cell line to be called dysplastic
Dyspoiesis must be present in 10% or more of a cell line to be called dysplastic
Favorable prognosis for MDS?
Normal
isolated loss of Y,5q-, 20q-
Unfavorable prognosis for MDS?
3 more more anomalies
anomalies of chromosome 7
JAK2 is most commonly seen in?
PV
Name that AML translocation/gene name and Prognosis?
Thrombocytosis
giant agranular platelets
Adults
AML with inv 3 or t(3;3)
RPN1/EVI1
Poor prognosis
Name that AML translocation/gene name and Prognosis?
Basophilia
Children/adults
t(6;9) DEK/NUP214
poor prognosis
Name that AML translocation/gene name and Prognosis?
Megakaryocytic
CD34 and HLA-DR negative
INfants
t(1;22) RBM15/MLK1
intermediate prognosis
Name that AML translocation/gene name and Prognosis?
Abundant gray blue cytoplasm Auer rods large granules CD19+ YOung adults
t(8;21) RUNX1/RUNX1T1
Favorable
Name that AML translocation/gene name and Prognosis?
abnormal eos- stain with naphthyl acetate esterase
lysozyme and CD2 pos
young adults
inv (16) MYH11/CBFb
favorable
Name that AML translocation/gene name and Prognosis?
Promyelocytes
CD34 and HLADR neg
Middle age
Females
t(15;17) PML/RARa
favorable
In AML with myelodysplasia related changes, how much dysplasia is need?
> 50% in 2 cell lines
Which AML is associated with mediastinal germ cell tumors and i12p?
Acute megakaryoblastic leukemia M7
CD2 positive, surface CD3 negative, CD4 negative, CD5 negative, CD8 positive/negative, CD34 negative, CD56 positive, TdT negative, and Epstein Barr virus (EBV) positive.
Aggressive natural killer (NK)-cell leukemia
CD2 positive, CD3 positive, CD4 negative, CD5 negative, CD8 negative/positive, CD19 negative, CD34 negative, CD56 positive/negative, TdT negative, and EBV negative.
Hepatosplenic T-cell lymphoma
CD2 negative, CD3 negative, CD4 negative, CD5 negative, CD8 negative, CD19 negative, CD34 negative, CD56 positive/negative, TdT negative, and EBV negative. In addition, the cells are CD138 positive, CD38 positive (bright), CD79a positive, and CD20 negative/positive.
Plasma cell leukemia
CD2 positive, surface CD3 negative, CD4 negative, CD5 negative, CD8 positive/negative, CD19 negative, CD34 negative, CD56 positive, TdT negative, and EBV positive.
Extranodal NK/T-cell lymphoma
CD3 positive, CD5 positive, CD7 negative, CD4 positive, CD8 negative, and CD25 positive
adult T-cell leukemia/lymphoma
hemophagocytic lymphohistiocytosis (HLH) is associated with?
subcutaneous panniculitislike T-cell lymphoma
Hepatosplenic T cell lymphoma
5 of the following is diagnostic of? Fever Splenomegaly Bicytopenia Hypertriglyceridemia or Hypofibrinogenemia Hemophagocytosis Hyperferritinemia High sCD35
HLH
CD4, CD56, CD123, TCL1
Blastic plasmacytoid dendritic cell neoplasm
MYD88 mutations are seen in?
LPL
Hairy cell is associated with what mutation?
BRAF V600 E
CXCL-13 is expressed by?
AITCL
What clinical findings has adverse prognosis in MM?
High B2 microglobulin, high plasma cell labeling index, high stage