sCD19 protein levels in CSF samples from DLBCL and BL patients screened for CNS disease: association with other prognostic factors of the disease
. | . | DLBCL . | BL . | ||||
---|---|---|---|---|---|---|---|
Disease features . | Total cases (%) n = 113 . | sCD19 <1.18 ng/mL (%) n = 59 . | sCD19 ≥1.18 ng/mL (%) n = 32 . | P . | sCD19 <1.18 ng/mL (%) n = 13 . | sCD19 ≥1.18 ng/mL (%) n = 9 . | P . |
Sex, male/female | 66/34 | 68/32 | 50/50 | NS | 85/15 | 78/22 | NS |
Age at diagnosis ≥60 y | 43 | 41 | 63 | .04 | 8 | 44 | .07 |
Stage III/IV | 74 | 66 | 78 | NS | 77 | 100 | NS |
IPI ≥2 | 75 | 66 | 84 | .05 | 77 | 100 | NS |
ECOG ≥2 | 49 | 41 | 63 | .04 | 38 | 67 | NS |
Neurological symptoms* | 21 | 5 | 41 | <.001 | 15 | 67 | .02 |
Adenopathies | 75 | 80 | 81 | NS | 62 | 44 | NS |
Hepato and or splenomegaly | 30 | 36 | 28 | NS | 23 | 11 | NS |
Extranodal involvement | 83 | 80 | 81 | NS | 92 | 100 | NS |
Extranodal sites involved ≥2 | 38 | 27 | 44 | NS | 38 | 89 | .03 |
PB involvement | 6 | 2 | 7 | NS | 23 | 13 | NS |
BM involvement | 34 | 27 | 25 | NS | 54 | 67 | NS |
Parenchymal CNS disease | 8 | 2 | 19 | .007 | 8 | 11 | NS |
Hemoglobin <100 g/L | 25 | 22 | 19 | NS | 38 | 44 | NS |
No. of platelets <100 × 109/L | 12 | 5 | 19 | .05 | 23 | 11 | NS |
No. of lymphocytes >5 × 109/L | 19 | 10 | 20 | NS | 33 | 56 | NS |
Total proteins <70 g/L | 73 | 73 | 62 | NS | 85 | 87 | NS |
Serum LDH ≥450 IU/L | 62 | 61 | 50 | NS | 69 | 88 | NS |
CRP >0.5 mg/dL | 81 | 86 | 73 | NS | 69 | 88 | NS |
Serum β2-M ≥3mg/L | 48 | 50 | 43 | NS | 30 | 83 | .06 |
Immune suppression | 14 | 14 | 16 | NS | 15 | 11 | NS |
HIV+ | 9 | 10 | 3 | NS | 15 | 11 | NS |
Intrathecal prophylaxis | 73 | 88 | 56† | .001 | 77 | 22 | .02 |
Active intrathecal treatment | 22 | 5† | 38 | <.001 | 23 | 78 | .02 |
CSF parameters | |||||||
Glucose >120 mg/dL | 4 | 2 | 4 | NS | 0 | 29 | NS |
Total proteins ≥0.45 g/L | 29 | 25 | 26 | NS | 33 | 57 | NS |
FCM+/CC+ | 8 | 2 | 13 | .05 | 8 | 33 | NS |
FCM+/CC− | 13 | 0 | 41 | <.001 | 8 | 17 | NS |
. | . | DLBCL . | BL . | ||||
---|---|---|---|---|---|---|---|
Disease features . | Total cases (%) n = 113 . | sCD19 <1.18 ng/mL (%) n = 59 . | sCD19 ≥1.18 ng/mL (%) n = 32 . | P . | sCD19 <1.18 ng/mL (%) n = 13 . | sCD19 ≥1.18 ng/mL (%) n = 9 . | P . |
Sex, male/female | 66/34 | 68/32 | 50/50 | NS | 85/15 | 78/22 | NS |
Age at diagnosis ≥60 y | 43 | 41 | 63 | .04 | 8 | 44 | .07 |
Stage III/IV | 74 | 66 | 78 | NS | 77 | 100 | NS |
IPI ≥2 | 75 | 66 | 84 | .05 | 77 | 100 | NS |
ECOG ≥2 | 49 | 41 | 63 | .04 | 38 | 67 | NS |
Neurological symptoms* | 21 | 5 | 41 | <.001 | 15 | 67 | .02 |
Adenopathies | 75 | 80 | 81 | NS | 62 | 44 | NS |
Hepato and or splenomegaly | 30 | 36 | 28 | NS | 23 | 11 | NS |
Extranodal involvement | 83 | 80 | 81 | NS | 92 | 100 | NS |
Extranodal sites involved ≥2 | 38 | 27 | 44 | NS | 38 | 89 | .03 |
PB involvement | 6 | 2 | 7 | NS | 23 | 13 | NS |
BM involvement | 34 | 27 | 25 | NS | 54 | 67 | NS |
Parenchymal CNS disease | 8 | 2 | 19 | .007 | 8 | 11 | NS |
Hemoglobin <100 g/L | 25 | 22 | 19 | NS | 38 | 44 | NS |
No. of platelets <100 × 109/L | 12 | 5 | 19 | .05 | 23 | 11 | NS |
No. of lymphocytes >5 × 109/L | 19 | 10 | 20 | NS | 33 | 56 | NS |
Total proteins <70 g/L | 73 | 73 | 62 | NS | 85 | 87 | NS |
Serum LDH ≥450 IU/L | 62 | 61 | 50 | NS | 69 | 88 | NS |
CRP >0.5 mg/dL | 81 | 86 | 73 | NS | 69 | 88 | NS |
Serum β2-M ≥3mg/L | 48 | 50 | 43 | NS | 30 | 83 | .06 |
Immune suppression | 14 | 14 | 16 | NS | 15 | 11 | NS |
HIV+ | 9 | 10 | 3 | NS | 15 | 11 | NS |
Intrathecal prophylaxis | 73 | 88 | 56† | .001 | 77 | 22 | .02 |
Active intrathecal treatment | 22 | 5† | 38 | <.001 | 23 | 78 | .02 |
CSF parameters | |||||||
Glucose >120 mg/dL | 4 | 2 | 4 | NS | 0 | 29 | NS |
Total proteins ≥0.45 g/L | 29 | 25 | 26 | NS | 33 | 57 | NS |
FCM+/CC+ | 8 | 2 | 13 | .05 | 8 | 33 | NS |
FCM+/CC− | 13 | 0 | 41 | <.001 | 8 | 17 | NS |
β2-M, β2-microglobulin; BM, bone marrow; CRP, C-reactive protein; ECOG, Eastern Cooperative Oncology Group; IPI, International Prognostic Index; NS, not statistically significant; PB, peripheral blood.
Fifteen of 24 (63%) patients with neurological symptoms received active intrathecal therapy.
Cases with CNS relapse.