Term
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Definition
Most sensitive stain for granulocytes
Differentiates AML from ALL
Lymphoblasts do not stain
AML+
ALL- |
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Term
|
Definition
Differentiates AML from ALL
Lymphoblasts do not stain
Stains primary and secondary granules in granulocytes
Also stains Auer Rods
-Found in myeloblasts and granulocytes
AML+
ALL- |
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Term
| Chloroacetate Esterase Specific Stain |
|
Definition
Differentiates AML from ALL
Negative for Acute Eosinophilic Leukemia (AEL)
AML+
ALL- |
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Term
|
Definition
Diagnoses Acute Myelomonocytic Leukemia and Acute Monocytic Leukemia
Monoblasts stain intense
Also stains plasma cells, hairy cells, T-lymphocytes
AML+
ALL- |
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Term
|
Definition
Diagnoses ALL, Acute Erythroid Leukemia, and Megakaryoblastic Leukemia
Normal erythroblasts do not stain with this
AML-
ALL is negative or “chunky positive)
Identifies abnormal glycogen metabolism |
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Term
|
Definition
Distinguishes Leukemoid Reactions/Reactive Neutrophilia from CML
CML-
Found in Leukemoid Reactions |
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Term
|
Definition
Hairy Cell Leukemia is positive
Mast cells are positive |
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Term
|
Definition
Positive in Thymus Lymphocytes and Pre-B Lymphocytes
-Found in ALL
Distinguishes ALL from Malignant Lymphoma
DNA polymerase
Primitive Cell Marker |
|
|
Term
|
Definition
Positive for mast cells and basophil cells
Negative for hairy cells |
|
|
Term
| Reticulin Stain and Masson’s Trichrome Stain |
|
Definition
Identifies the presence and extent of fibrosis
-Will see fibrosis in Myelofibrosis |
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