Table 4.

PB: Flow Cytometric Analysis

Lymphoma Diagnosis n BM Morphology +4-150PB Flow +4-151
Large cell  62  3  
Follicular  42  21  15  
Extranodal marginal zone 8  0  0  
Mantle cell  9  7  7  
Small lymphocytic  5  5  4  
Lymphoplasmacytic  6  4  
Splenic marginal zone  1  1  1  
Burkitt’s  1  0  
Not classifiable  1  0  0  
Total  135  41 32 
Lymphoma Diagnosis n BM Morphology +4-150PB Flow +4-151
Large cell  62  3  
Follicular  42  21  15  
Extranodal marginal zone 8  0  0  
Mantle cell  9  7  7  
Small lymphocytic  5  5  4  
Lymphoplasmacytic  6  4  
Splenic marginal zone  1  1  1  
Burkitt’s  1  0  
Not classifiable  1  0  0  
Total  135  41 32 

The 2 large-cell lymphomas with positive blood flow studies showed no morphologic features of lymphoma in the corresponding BM specimens.

F4-150

BM biopsy morphology positive for lymphoma.

F4-151

BM flow cytometric study positive for lymphoma.

Low-grade lymphoma of MALT type.

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