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[Molecular methods in thrombophilic states diagnostics].

L Slavík¹, V Krcová, A Hlusí

¹Hemato-onkologická klinika Lékarské fakulty UP a FN Olomouc. ludek.slavik@fnol.cz

Vnitrni Lekarstvi

|April 22, 2009

Summary

Molecular genetic testing has advanced thrombophilia diagnostics, identifying key mutations like Factor V Leiden and prothrombin. Future research focuses on understanding the pathophysiology of these conditions rather than solely discovering new genetic markers.

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Measurement of Factor V Activity in Human Plasma Using a Microplate Coagulation Assay

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Published on: September 9, 2012

Area of Science:

Molecular genetics
Hematology
Thrombophilia diagnostics

Context:

Molecular genetic methods for thrombophilia investigation emerged in the 1990s.
The discovery of activated protein C (APC) resistance's molecular basis in 1994 significantly advanced the field.
Current methods include PCR-based techniques like restriction fragment length polymorphism, real-time PCR, and allele-specific primers.

Purpose:

To review the evolution and application of molecular genetic methods in thrombophilia.
To highlight key genetic markers associated with thrombophilia risk.
To discuss the ongoing elucidation of the pathophysiology of thrombotic states.

Summary:

Identified molecular genetic markers for thrombophilia include Factor V Leiden (506R/Q), prothrombin (20210G/A), homozygous MTHFR (677C/T), PAI-1 (4G/5G), and various coagulation inhibitor mutations.
Polymorphisms like FXIII (Val34Leu) and others have less defined risks.
Methodological advancements have improved the efficiency of these diagnostic techniques.

Impact:

Enhanced understanding of the genetic underpinnings of thrombophilia.
Improved diagnostic accuracy and risk stratification for thrombotic events.
Shift in research focus towards understanding disease mechanisms over identifying novel, low-risk genetic variants.