Total 15 clinical symptoms reported for Hereditary antithrombin deficiency 
Reduced antithrombin III activity An abnormality of coagulation related to a decreased concentration of antithrombin-III.
 
Synonyms:Anti-thrombin III deficiency; Antithrombin III deficiency; Decreased antithrombin III
Very frequent
Reduced antithrombin antigen Reduced antithrombin antigen. A reduced level of antithrombin may lead to an increased risk of thrombus formation.
 
Very frequent