LA panel results for clinical cases 1 and 2
| Test . | Case 1: initial LA panel . | Case 1: LA panel 12 weeks later . | Case 2: initial LA panel . | Reference interval . |
|---|---|---|---|---|
| PT(s) | 23.0 | 12.8 | 14.3 | 12.0-15.5 |
| DRVVT screen(s) | 57 | 35 | 91 | 33-44 |
| DRVVT 1:1 mix(s) | 52 | NA | 80 | 33-44 |
| DRVVT confirm(s) | Negative | NA | Positive | Negative |
| aPTT screen(s) | 61 | 38 | 119 | 32-48 |
| TT(s) | 15.7 | NA | 15.1 | 14.7-19.5 |
| aPTT 1:1 mix(s) | 49 | NA | 85 | 32-48 |
| PNP | Negative | NA | Positive | Negative |
| Hex phos neutralization | Positive | NA | NA | Negative |
| Test . | Case 1: initial LA panel . | Case 1: LA panel 12 weeks later . | Case 2: initial LA panel . | Reference interval . |
|---|---|---|---|---|
| PT(s) | 23.0 | 12.8 | 14.3 | 12.0-15.5 |
| DRVVT screen(s) | 57 | 35 | 91 | 33-44 |
| DRVVT 1:1 mix(s) | 52 | NA | 80 | 33-44 |
| DRVVT confirm(s) | Negative | NA | Positive | Negative |
| aPTT screen(s) | 61 | 38 | 119 | 32-48 |
| TT(s) | 15.7 | NA | 15.1 | 14.7-19.5 |
| aPTT 1:1 mix(s) | 49 | NA | 85 | 32-48 |
| PNP | Negative | NA | Positive | Negative |
| Hex phos neutralization | Positive | NA | NA | Negative |
DRVVT confirm, PNP, and hex phos neutralization are LA confirmatory reagents containing high phospholipid concentrations.
hex phos neutralization, hexagonal phase phospholipid neutralization test; NA, not applicable; PNP, platelet neutralization procedure;TT, thrombin time.