... intrinsic pathway of coagulation. Prolongation of the aPTT reflects either a deficiency of one of these factors(factor VIII, IX, XI, XII, etc.) or inhibition of the activity of one of the factors ... most often af-ter surgery. Dysfibrinogenemia refers to a constellation of disorders that involve muta-tions that alter the release of fibrinopeptides, affect the rate of polymerization of fibrinmonomers, ... effect of H.pylori eradication on risk of gastric cancer is under investigation. The combination of rec-ognition of H. pylori infection, improved food preservation, and widespread availability of refrigeration...