Case Report

Friend or Foe: Factor XII Deficiency Discovered Incidentally during Management of NSTEMI

Table 1

Baseline coagulative laboratory values and heparin dosing.

TestPatient’s valueReference range

aPTT (sec)>180.024.0–37.0
INR1.10.9–1.1
Heparin anti-Xa (IU/mL)0.340.30–0.50

INR, international normalized ratio; aPTT, activated partial thromboplastin time.