LEUKEMIA/LYMPHOMA Flashcards
Most common Leukemia in Children
Acute Lymphocytic Leukemia (ALL)
Burkitt-type Leukemia
L3
ALL classification with cytoplasmic vacuoles
L3
Nucleolus of L3
2 - 5
PAS (-)
Methyl Green Pyronine (MGP) (+)
oro (+)
L3
Immunologic markers in ALL
E. rosettes
Surface Ig
Serum Anti-ALL
(+) E rosettes
T-ALL
Surface Ig (+)
B-ALL
Serum anti-ALL
Common ALL
Most common type of Leukemia in Elderly
Chronic Lymphocytic Leukemia
increased number of Smudge cells & Reider cells
CLL
Variations in CLL
Lymphosarcoma cell leukemia
Prolymphocytic leukemia
Hairy-cell leukemia
Lymphocytic Leukemia general result in MPO & SBB
Both Negative
Leukemia general characteristics
inc. WBC - shift to the left
M:E ratio 10:1
more blasts
type of anemia usually present in acute leukemia
normocytic normochromic
is it possible to perform an SBB stain on several months old slide?
YES
Fresh specimen is required and ligh sensitive staining
MPO
AML with myelcytic origine
M0, M1, M2, M3, M4, M6
AML with auer rod presence
M1, M2, M3, M4, M6
Naegeli monocytic leukemia
M4
M4E
AMML, with increased marrow eosinophils
Schilling Leukemia
M5
AMoL, well differentiated
M5b
-middle-aged adults
<80% monoblasts
Acute monocytic Leukemia
AMoL poorly differentiated
M5a
seen in children
>80% monoblasts in BM
DiGuglielmo’s syndrome
Acute Erythroleukemia / M6
Eryhtroid cells strongly PAS (+) in AML
Acute Erythroleukemia / M6
FACTOR VIII stain positive
M7
Acute Megakaryocytic leukemia
M7
requires immunocytochem for accurate diagnosis
M7
M7 origin
Megakaryocytic
M6 origin
Erythrocytic
Myelocytic
Monocytic origin
M5
2ND most common type of AML
M4
Butterfly
bowtie
apple core nuclei
M3V
APL, microgranular variant
M3V
associated with DIC
M3
Faggot cell associated
M3
MOST COMMON subtype of AML
AML, with maturation / M2
AML, without maturation
M1
AML subtype:
MPO & SBB negative
M0
MACROCYTIC, NORMOCYTIC CELLS in this AML Subtype
M6 / Acute Erythroleukemia
where do Myelocytic origin AML appear positive
MPO, SBB, SE
where do Monocytic origin AML appear positive
NSE a & b
Butyrate & Acetate
Chronic Myelogenous Leukemia aka
Chronic Granulocytic Leukemia
what is present in CML
Philadelphia chromosome (Ph1)
prognosis of patients with Ph1
good prognosis
who discovered Philadelphia chromosome
Peter C. Nowell
chromosomes in Philadelphia chromosome
9 and 22
CML is differentiated from _______ by the use of _______
Leukemoid reaction (LR); LAP test
WBC count in Leukemoid reaction
greater than 50 X 109/
what do you mean by MARKED LEFT SHIFT?
presence of immature neutrophilic forms
LAP/NAP test stands for
Leukocyte (Neutrophil) Alkaline Phosphatase Test
INCREASED LAP is observed in neutrophils that have undergone
normal growth
Method in LAP/NAP Test
Kaplow’s Method
what presence is examined in the Kaplow’s method
reddish-brown to black precipitate in cytoplasm of neutrophils
how many segmented neutrophils are counted in LAP test
100 segmented neutrophils
heavily diffused reddish brown to black precipitate
3+
slightly diffused reddish brown to black precipitate
1+
moderately diffused reddish brown to black precipitate
2+
very heavily diffused reddish brown to black precipitate
4+
no reddish brown to black precipitate
0
normal Kaplow’s score
20 - 100
increased LAP score
Leukemoid Reaction
decreased LAP score
CML
Disorders w/increased LAP score
1) Leukemoid Reaction
2) Polycythemia vera
3) infections
4) Intoxication
Disorders w/decreased LAP score
- CML
- PNH
- Sideroblastic anemia
- Myelodysplastic syndrome
type of lymphoma
- Hodgkin’s Disease/Lymphoma
2. Non-Hodgkin’s Lymphoma
classification of hodgkin’s lymphoma
- Rye
2. WHO
WHO Classification of Lymphoma
- Nodular lymphocyte predominant Hodgkin’s lymphoma (NLPHL)
2. Classical Hodgkin Lymphoma
Popcorn cell (L & H CELLS) -Lymphocytic, Histiocytic
Nodular lymphocyte predominant Hodgkin’s lymphoma (NLPHL)
subtype of classical hodgkinn’s lymphoma with Lacunar cells
Nodular sclerosis
Non-hodgkin’s lymphoma associated with EBV
Burkitt’s lymphoma
Non-hodgkin’s lymphoma associated with Sezary cell
CTCL (Cutaneous T cell lymphoma)
most common CTCL (Cutaneous T cell lymphoma)
mycosis fundoides