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Flow cytometry:AUL: Difference between revisions

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|colspan="1" style = "font-size:90%; color:black; background:LightBlue"|'''Acute Undifferentiated Leukaemia (AUL): diagnosis'''
|colspan="1" style = "font-size:90%; color:black; background:#a3c2c2"|'''Acute Undifferentiated Leukaemia (AUL): diagnosis'''
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To diagnose acute undifferentiated leukaemia the cells need to meet specific criteria, and possible alternatives should be excluded. These are given in the table below:</br></br></span>
To diagnose acute undifferentiated leukaemia the cells need to meet specific criteria, and possible alternatives should be excluded. These are given in the table below:</br></br></span>
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|colspan="2" style = "font-size:90%; color:black; background:#e6f7ff" |'''Requirement 1'''
|colspan="2" style = "font-size:90%; color:black; background:#e6f7ff" |'''Requirement 1'''
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|colspan="2" style = "font-size:90%; color:black;"|Lineage can be assigned by lineage-defining markers of any lineage</br></br>Lineage defining myeloid markers should not be expressed [[Flow Cytometry:Myeloid lineage assignment|(review criteria)]]</br>Lineage defining B-lymphoid markers should not be expressed [[Flow Cytometry:B-lymphoid lineage assignment|Review criteria for B-lymphoid lineage assgnment]]</br>Lineage defining T-lymphoid markers should not be expressed [[Flow Cytometry:T-Lymphoid lineage assignment|Review criteria for T-lymphoid lineage assgnment]]
|colspan="2" style = "font-size:90%; color:black;"|It is not possible to definitely assign any lineage using accepted criteria</br></br>Myeloid lineage cannot be assigned [[Flow Cytometry:Myeloid lineage assignment|(review criteria)]]</br>Lineage defining B-lymphoid markers should not be expressed [[Flow Cytometry:B-lymphoid lineage assignment|Review criteria for B-lymphoid lineage assgnment]]</br>Lineage defining T-lymphoid markers should not be expressed [[Flow Cytometry:T-Lymphoid lineage assignment|Review criteria for T-lymphoid lineage assgnment]]
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|colspan="2" style = "font-size:90%; color:black; background:LightBlue" |'''Requirement 2'''
|colspan="2" style = "font-size:90%; color:black; background:LightBlue" |'''Requirement 2'''

Latest revision as of 14:01, 18 January 2024



Acute Undifferentiated Leukaemia (AUL): diagnosis


To diagnose acute undifferentiated leukaemia the cells need to meet specific criteria, and possible alternatives should be excluded. These are given in the table below:

Requirement 1
It is not possible to definitely assign any lineage using accepted criteria

Myeloid lineage cannot be assigned (review criteria)
Lineage defining B-lymphoid markers should not be expressed Review criteria for B-lymphoid lineage assgnment
Lineage defining T-lymphoid markers should not be expressed Review criteria for T-lymphoid lineage assgnment
Requirement 2
Ensure that other conditions that may resemble undifferentiated acute leukaemia are excluded: particularly consider whether marker patterns suggest any of the following:
Requirement 3
Consider whether the case may be better described as Acute Leukaemia of Ambiguous Lineage - not otherwise specified (ALAL-NOS) - see guidance