Table 1.
Antiphospholipid antibody titer levels and results following first pregnancy (2015) and second pregnancy (2017).
| 2015–2016 | November 2015 | February 2016 | ||
|---|---|---|---|---|
| ACA IgG (GPL) | 63 | Strongly positive | 125 | Strongly positive |
| ACA IgM (MPL) | 15 | Equivocal | 23 | Positive |
| LA | 2.1 | Strongly positive | 2.2 | Strongly positive |
| B2 glycoprotein (U/ml) | 47 | Positive | 67 | Positive |
|
2017
|
Pre-exchange
|
Post-exchange | ||
| ACA IgG (GPL) | 20 | Equivocal | 16 | Equivocal |
| ACA IgM (MPL) | 19 | Equivocal | 6 | Negative |
| LA | 1.7 | Moderately positive | 1.2 | Weak positive |
| B2 glycoprotein (U/ml) | 21 | Positive | 4 | Negative |
Note: ACA IgG – strongly positive: > 60 GPL units, equivocal: 11–20 GPL units. ACA IgM – positive: 21–60 MPL units, equivocal: 11–20 MPL units, negative: 0–10 MPL units. B2 glycoprotein – normal range: < 7 U/ml. LA strongly and moderately positive ratio: 1.6–2.0, weak positive ratio: 1.2-1.5. ACA: anticardiolipin antibody; LA: lupus anticoagulant.