Isolated Splenic Vein Thrombosis: 8-Year-Old Boy with Massive Upper Gastrointestinal Bleeding and Hypersplenism

Table 1

Laboratory evaluation.

Beta 2 GP1 level
IgG	4.3 AU/mL (normal: <5)
IgM	3.2 AU/mL (normal: <8)
IgA	2.4 AU/mL (normal: <8)
Anticardiolipin Ab
IgM	9.63 MPL/mL
Lupus anticoagulant Ab	Absent
Protein C	85.6 (normal: 70%–130%)
Protein S	120.2 (normal: 77%–143%)
Antithrombin III	97% (normal: >75%)
Factor V Leiden	Absent