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Biochemistry of HELLP syndrome
Chiara Benedetto1, Luca Marozio, Annalisa Tancredi
1Department of Obstetrics and Gynaecology, University of Torino, Torino, Italy. chbened@tin.it
Advances in Clinical Chemistry
|March 17, 2011
Summary
HELLP syndrome, a pregnancy complication with hemolysis, elevated liver enzymes, and low platelets, affects 0.2-0.6% of pregnancies. Its exact cause is unknown but linked to placental issues and inflammation.
Area of Science:
- Obstetrics and Gynecology
- Maternal-Fetal Medicine
- Pathophysiology
Background:
- HELLP syndrome (hemolysis, elevated liver enzymes, low platelets) is a severe pregnancy complication.
- It occurs in 0.2-0.6% of pregnancies and is associated with severe preeclampsia.
- Adverse maternal and perinatal outcomes are frequent.
Purpose of the Study:
- To review the biochemical characteristics of HELLP syndrome.
- To focus on molecular aspects of placental involvement.
- To examine maternal systemic responses in HELLP syndrome.
Main Methods:
- Literature review of HELLP syndrome.
- Analysis of molecular mechanisms in placental dysfunction.
- Examination of inflammatory and coagulation pathways.
Main Results:
- HELLP syndrome shares origins with preeclampsia, stemming from placental issues and oxidative stress.
- A debate exists on whether HELLP is a severe preeclampsia form or distinct.
- It involves acute inflammation, liver targeting, and coagulation activation.
Conclusions:
- HELLP syndrome is a placenta-induced condition with significant inflammatory and coagulation components.
- Understanding its molecular basis is crucial for managing maternal and perinatal outcomes.
- Further research into genetic predisposition and immune processes is warranted.
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