Table 4.

Immunoglobulin heavy chain variable region (IGHV) repertoire and mutation in CLL-type monoclonal B-cell lymphocytosis (MBL).

13q deletion, % (number)Trisomy 12, % (number)11q deletion, % (number)17p deletion, % (number)
Leeds normal count MBL21  39 (15/38) 18 (4/22) 0 (0/21) 0 (0/10) 
Salamanca primary care27  27 (10/37) 5 (2/37) 0 (0/37) 0 (0/37) 
Duke normal count MBL in CLL families42  67 (5/9) – – – 
Leeds hematology clinic MBL21  58 (19/33) 21 (7/33) 6 (2/33) 3 (1/33) 
Mayo hematology clinic MBL43  44 (56/126) 18 (23/126) 2 (2/126) 3 (4/126) 
CLL 41  54 (178/238) 16 (53/325) 18 (58/235) 7 (23/325) 
13q deletion, % (number)Trisomy 12, % (number)11q deletion, % (number)17p deletion, % (number)
Leeds normal count MBL21  39 (15/38) 18 (4/22) 0 (0/21) 0 (0/10) 
Salamanca primary care27  27 (10/37) 5 (2/37) 0 (0/37) 0 (0/37) 
Duke normal count MBL in CLL families42  67 (5/9) – – – 
Leeds hematology clinic MBL21  58 (19/33) 21 (7/33) 6 (2/33) 3 (1/33) 
Mayo hematology clinic MBL43  44 (56/126) 18 (23/126) 2 (2/126) 3 (4/126) 
CLL 41  54 (178/238) 16 (53/325) 18 (58/235) 7 (23/325) 
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