Clinical Features of ET Patients Studied
| Patient No. . | Age at Diagnosis . | Followup (mo) . | Age at Test (yr) . | Platelets (diagnosis) (×109/L) . | Hepatosplenomegaly . | Thrombosis . | Hemorrhage . |
|---|---|---|---|---|---|---|---|
| 1 | 26 | 11 | 26 | 999 | N | N | N |
| 2 | 27 | 40 | 29 | 1,151 | N | Y | N |
| 3 | 31 | 128 | 41 | 780 | Y | N | N |
| 4 | 48 | 12 | 49 | 751 | N | Y | N |
| 5 | 38 | 153 | 49 | 857 | N | Y | Y |
| 6 | 44 | 81 | 50 | 637 | N | Y | N |
| 7 | 46 | 57 | 50 | 954 | N | Y | N |
| 8 | 51 | 168 | 67 | 1,140 | Y | Y | N |
| 9 | 63 | 56 | 67 | 600 | N | N | N |
| 10 | 61 | 100 | 69 | 802 | N | Y | N |
| 11 | 62 | 114 | 70 | 1,188 | Y | Y | N |
| 12 | 61 | 143 | 72 | 1,007 | N | Y | N |
| 13 | 63 | 124 | 72 | 1,089 | Y | Y | N |
| 14 | 77 | 50 | 80 | 829 | Y | N | N |
| 15 | 77 | 85 | 83 | 1,156 | Y | N | Y |
| 16 | 70 | 176 | 83 | 900 | Splenectomy | Y | N |
| 17 | 83 | 32 | 84 | 1,096 | N | Y | Y |
| 18 | 71 | 6 | 71 | 1,265 | N | N | N |
| 19 | 76 | 6 | 76 | 713 | N | N | N |
| 20 | 74 | 81 | 80 | 1,556 | Y | N | Y |
| 21 | 81 | 42 | 83 | 906 | N | N | N |
| 22 | 73 | 149 | 84 | 819 | N | Y | Y |
| 23 | 89 | 10 | 89 | 1,035 | Y | N | N |
| 24 | 10 | 29 | 11 | 1,457 | Y | N | N |
| 25 | 21 | 160 | 33 | 1,384 | Y | Y | Y |
| 26 | 47 | 18 | 48 | 715 | Y | N | N |
| 27 | 42 | 104 | 49 | 642 | N | Y | N |
| 28 | 32 | 260 | 52 | 729 | Y | N | N |
| 29 | 49 | 73 | 54 | 600 | Y | Y | N |
| 30 | 51 | 92 | 57 | 649 | N | Y | N |
| 31 | 60 | 32 | 61 | 1,127 | N | Y | N |
| 32 | 54 | 111 | 62 | 1,131 | N | N | N |
| 33 | 61 | 74 | 64 | 680 | N | Y | N |
| 34 | 14 | 30 | 15 | 1,587 | Y | N | N |
| 35 | 25 | 8 | 25 | 778 | N | N | N |
| 36 | 26 | 6 | 26 | 663 | N | N | N |
| 37 | 30 | 18 | 30 | 1,917 | N | N | N |
| 38 | 39 | 92 | 45 | 600 | N | N | N |
| 39 | 40 | 116 | 48 | 631 | N | Y | N |
| 40 | 55 | 35 | 57 | 1,200 | N | Y | N |
| 41 | 61 | 79 | 66 | 850 | N | N | N |
| 42 | 64 | 76 | 69 | 601 | Y | N | N |
| 43 | 72 | 32 | 74 | 986 | N | N | N |
| 44 | 77 | 8 | 77 | 761 | N | N | N |
| 45 | 81 | 42 | 84 | 850 | N | N | N |
| 46 | 37 | 16 | 38 | 631 | N | N | N |
| Patient No. . | Age at Diagnosis . | Followup (mo) . | Age at Test (yr) . | Platelets (diagnosis) (×109/L) . | Hepatosplenomegaly . | Thrombosis . | Hemorrhage . |
|---|---|---|---|---|---|---|---|
| 1 | 26 | 11 | 26 | 999 | N | N | N |
| 2 | 27 | 40 | 29 | 1,151 | N | Y | N |
| 3 | 31 | 128 | 41 | 780 | Y | N | N |
| 4 | 48 | 12 | 49 | 751 | N | Y | N |
| 5 | 38 | 153 | 49 | 857 | N | Y | Y |
| 6 | 44 | 81 | 50 | 637 | N | Y | N |
| 7 | 46 | 57 | 50 | 954 | N | Y | N |
| 8 | 51 | 168 | 67 | 1,140 | Y | Y | N |
| 9 | 63 | 56 | 67 | 600 | N | N | N |
| 10 | 61 | 100 | 69 | 802 | N | Y | N |
| 11 | 62 | 114 | 70 | 1,188 | Y | Y | N |
| 12 | 61 | 143 | 72 | 1,007 | N | Y | N |
| 13 | 63 | 124 | 72 | 1,089 | Y | Y | N |
| 14 | 77 | 50 | 80 | 829 | Y | N | N |
| 15 | 77 | 85 | 83 | 1,156 | Y | N | Y |
| 16 | 70 | 176 | 83 | 900 | Splenectomy | Y | N |
| 17 | 83 | 32 | 84 | 1,096 | N | Y | Y |
| 18 | 71 | 6 | 71 | 1,265 | N | N | N |
| 19 | 76 | 6 | 76 | 713 | N | N | N |
| 20 | 74 | 81 | 80 | 1,556 | Y | N | Y |
| 21 | 81 | 42 | 83 | 906 | N | N | N |
| 22 | 73 | 149 | 84 | 819 | N | Y | Y |
| 23 | 89 | 10 | 89 | 1,035 | Y | N | N |
| 24 | 10 | 29 | 11 | 1,457 | Y | N | N |
| 25 | 21 | 160 | 33 | 1,384 | Y | Y | Y |
| 26 | 47 | 18 | 48 | 715 | Y | N | N |
| 27 | 42 | 104 | 49 | 642 | N | Y | N |
| 28 | 32 | 260 | 52 | 729 | Y | N | N |
| 29 | 49 | 73 | 54 | 600 | Y | Y | N |
| 30 | 51 | 92 | 57 | 649 | N | Y | N |
| 31 | 60 | 32 | 61 | 1,127 | N | Y | N |
| 32 | 54 | 111 | 62 | 1,131 | N | N | N |
| 33 | 61 | 74 | 64 | 680 | N | Y | N |
| 34 | 14 | 30 | 15 | 1,587 | Y | N | N |
| 35 | 25 | 8 | 25 | 778 | N | N | N |
| 36 | 26 | 6 | 26 | 663 | N | N | N |
| 37 | 30 | 18 | 30 | 1,917 | N | N | N |
| 38 | 39 | 92 | 45 | 600 | N | N | N |
| 39 | 40 | 116 | 48 | 631 | N | Y | N |
| 40 | 55 | 35 | 57 | 1,200 | N | Y | N |
| 41 | 61 | 79 | 66 | 850 | N | N | N |
| 42 | 64 | 76 | 69 | 601 | Y | N | N |
| 43 | 72 | 32 | 74 | 986 | N | N | N |
| 44 | 77 | 8 | 77 | 761 | N | N | N |
| 45 | 81 | 42 | 84 | 850 | N | N | N |
| 46 | 37 | 16 | 38 | 631 | N | N | N |