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Abnormal platelet function in pre-eclampsia.

K A Whigham, P W Howie, A H Drummond

    British Journal of Obstetrics and Gynaecology
    |January 1, 1978
    PubMed
    Summary
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    Platelets in severe pre-eclampsia are less responsive to aggregation. This suggests impaired platelet function may contribute to pre-eclampsia development.

    Area of Science:

    • Obstetrics and Gynecology
    • Hematology
    • Pathophysiology

    Background:

    • Pre-eclampsia is a serious pregnancy complication.
    • Platelet dysfunction is suspected in pre-eclampsia pathogenesis.

    Purpose of the Study:

    • To investigate platelet behavior in mild and severe pre-eclampsia.
    • To compare platelet function with normal pregnant and non-pregnant controls.

    Main Methods:

    • Studied platelet responsiveness to aggregating agents (collagen, vasopressin).
    • Measured plasma adenine nucleotide and platelet 5-hydroxytryptamine levels.

    Main Results:

    • Severe pre-eclampsia platelets showed significantly reduced responsiveness to collagen and vasopressin.

    Related Experiment Videos

  • Women with severe pre-eclampsia had elevated plasma adenine nucleotides and reduced platelet 5-hydroxytryptamine.
  • Mild pre-eclampsia showed only minor differences from normal controls.

    • Conclusions:

    • Platelet hypo-responsiveness and altered biochemical levels are observed in severe pre-eclampsia.
    • These findings suggest platelets may play a role in the development of pre-eclampsia.