Thrombophilia

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Revision as of 10:28, 1 November 2009 by imported>Robert Badgett (→‎Habitual abortion)
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In hematology, thrombophilia, also called hypercoagulability, is "a disorder of hemostasis in which there is a tendency for the occurrence of thrombosis."[1]

Clinical

Recurrent embolism and thrombosis

For more information, see: Embolism and thrombosis.


Habitual abortion

Thrombophilia and habitual abortion.[2]
  Odds ratio
Early pregnancy loss
(before 13 weeks)
Late pregnancy loss
Factor V Leiden 2.01 (95% CI 1.13-3.58) 7.83 (95% CI 2.83-21.67)
Prothrombin G20210A 2.56 (95% CI 1.04-.29) 2.30 (95% CI 1.09-4.87)
(non-recurrent)
Protein C deficiency No association
Activated protein C resistance 3.48 (95% CI 1.58-7.69)
Protein S deficiency   7.39 (95% CI 1.28-42.63)
(nonrecurrent)
Methylenetetrahydrofolate mutation No association
Antithrombin deficiencies No association

Thrombophilia have an increased risk of fetal loss, especially stillbirth after 28 weeks of gestation as opposed to miscarriage (spontaneous abortion) before 28 weeks of gestation[3]

Habitual abortion, the occurrence of three or more spontaneous abortions may be due to thrombophilia.[2]

References

  1. Anonymous (2024), Thrombophilia (English). Medical Subject Headings. U.S. National Library of Medicine.
  2. 2.0 2.1 Rey E, Kahn SR, David M, Shrier I (2003). "Thrombophilic disorders and fetal loss: a meta-analysis.". Lancet 361 (9361): 901-8. DOI:10.1016/S0140-6736(03)12771-7. PMID 12648968. Research Blogging.
  3. Preston FE, Rosendaal FR, Walker ID, Briët E, Berntorp E, Conard J et al. (1996). "Increased fetal loss in women with heritable thrombophilia.". Lancet 348 (9032): 913-6. PMID 8843809.