Characteristics of 6 patients with inhibitors against FVIII treated with 2-chlorodeoxyadenosine
Pt . | Age/Sex . | Underlying condition . | Titer at treatment, BU/mL . | Bleeding . | Time to 50% increase in FVIII, d . | Time to 50% decline in inhibitor, d . | Time to nadir inhibitor, d . | Nadir inhibitor titer (BU/mL) . | Maximum FVIII, % . | ||
---|---|---|---|---|---|---|---|---|---|---|---|
Human . | Porcine . | Human . | Porcine . | ||||||||
1 | 72/M | Chronic lymphocytic leukemia | 26 | 3 | Soft tissues | 95 | 68 | 117 | 3 | 0 | 62 |
2 | 63/M | None | 162 | 16 | Soft tissues, hematuria | 265 | 124 | 280 | 2 | 1 | 54 |
3 | 67/F | Scleroderma | 24 | 2 | Postoperative | 105 | 79 | 145 | 2 | 1 | 82 |
4 | 59/F | Systemic lupus erythematosus | 36 | 8 | Skin, hemarthrosis | 128 | 84 | 129 | 4 | 2 | 87 |
5 | 78/M | Colon cancer resected 2 years prior to inhibitor | 18 | 10 | Soft tissues, intra-abdominal | 86 | 54 | 102 | 1 | 0 | 64 |
6 | 68/M | None | 54 | 14 | Soft tissues, epistaxis | 94 | 87 | 218 | 4 | 2 | 76 |
Pt . | Age/Sex . | Underlying condition . | Titer at treatment, BU/mL . | Bleeding . | Time to 50% increase in FVIII, d . | Time to 50% decline in inhibitor, d . | Time to nadir inhibitor, d . | Nadir inhibitor titer (BU/mL) . | Maximum FVIII, % . | ||
---|---|---|---|---|---|---|---|---|---|---|---|
Human . | Porcine . | Human . | Porcine . | ||||||||
1 | 72/M | Chronic lymphocytic leukemia | 26 | 3 | Soft tissues | 95 | 68 | 117 | 3 | 0 | 62 |
2 | 63/M | None | 162 | 16 | Soft tissues, hematuria | 265 | 124 | 280 | 2 | 1 | 54 |
3 | 67/F | Scleroderma | 24 | 2 | Postoperative | 105 | 79 | 145 | 2 | 1 | 82 |
4 | 59/F | Systemic lupus erythematosus | 36 | 8 | Skin, hemarthrosis | 128 | 84 | 129 | 4 | 2 | 87 |
5 | 78/M | Colon cancer resected 2 years prior to inhibitor | 18 | 10 | Soft tissues, intra-abdominal | 86 | 54 | 102 | 1 | 0 | 64 |
6 | 68/M | None | 54 | 14 | Soft tissues, epistaxis | 94 | 87 | 218 | 4 | 2 | 76 |
Pt indicates patient; FVIII, factor VIII.