Fred C. Conrad; William L. Breneman; Dorothy B. Grisham, B.S.
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The reported rate of occurrence of plasma thromboplastin antecedent (PTA) deficiency has been extremely variable, but all investigators list it as the least common of the thromboplastinogen defects. Our studies differ from these experiences and indicate that PTA deficiency is the most common hemophilia or hemophilia-like disorder.
A first-stage coagulation abnormality, exclusive of platelet disorders and paraproteinemic states, has been identified in 82 persons at Wilford Hall USAF Hospital over the past 3 years. Fourteen patients had an AHF deficiency; 3 had a PTC deficiency, and 65 persons had a PTA deficiency. The reasons for uncovering such a large patient
Fred C. Conrad, William L. Breneman, Dorothy B. Grisham. A Clinical Evaluation of Plasma Thromboplastin Antecedent (PTA) Deficiency.. Ann Intern Med. 1964;61:806. doi: 10.7326/0003-4819-61-4-806_3
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Published: Ann Intern Med. 1964;61(4):806.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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