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

Table 1

Baseline coagulative laboratory values and heparin dosing.

Test	Patient’s value	Reference range
aPTT (sec)	>180.0	24.0–37.0
INR	1.1	0.9–1.1
Heparin anti-Xa (IU/mL)	0.34	0.30–0.50

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