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Table 2 Additional blood work drawn by hematology to rule out any treatable causes of spontaneous or acquired thromboembolism

From: Symptomatic bilateral pulmonary embolism without deep venous thrombosis in an adolescent following arthroscopic anterior cruciate ligament reconstruction: a case report and review of the literature

Test

Results

Anti-beta 2 glycoprotein 1

Negative

Anti-nuclear antibody

Positive

 ANA pattern 1

Speckled

 ANA titer

1:40

Cardiolipin antibodies

Negative

PNH panel

Not detected

Anti-factor Xa

0.83

Lupus-type inhibitor TTI

Not detected

Lupus-type inhibitor RVV

Not detected

D-dimer

0.13

  1. Results for lupus anticoagulant and anti-phospholipid syndrome as well as for paroxysmal nocturnal hemoglobinuria.
  2. ANA anti-nuclear antibody, PNH paroxysmal nocturnal hemoglobinuria