A patient has delayed bleeding and poor wound healing, but PT and aPTT are normal. Which deficiency should be considered because routine clotting times measure fibrin formation before cross-linking?
1Factor VII
2Factor VIII
3Factor XIII✓ 정답
4Factor X
해설
Factor XIII cross-links and stabilizes fibrin after the endpoint detected by routine PT and aPTT, so deficiency can cause bleeding despite normal screening clotting times.