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Transient Middle Cerebral Artery Occlusion Model of Neonatal Stroke in P10 Rats
Published on: April 21, 2017
Lipoprotein (a), birth weight and neonatal stroke.
Cyrille Renaud1, Christine Bonneau, Emilie Presles
1Groupe de recherche sur la thrombose, EA 3065, Université Saint-Etienne, Saint-Etienne, France.
Neonatology
|April 30, 2010
Summary
Elevated lipoprotein (a) in mothers is a risk factor for neonatal stroke. This study found higher maternal and infant levels, suggesting placental vascular dysfunction may play a role.
Area of Science:
- Cardiovascular Science
- Neonatal Neurology
- Genetics
Background:
- Elevated lipoprotein (a) [Lp(a)] is a primary genetic risk factor for perinatal ischemic stroke in infants.
- The specific impact of maternal Lp(a) levels on neonatal stroke risk remains under-researched.
Purpose of the Study:
- To examine the association between Lp(a) levels and neonatal stroke within a specific population.
- To determine if maternal Lp(a) influences stroke risk in newborns.
Main Methods:
- A prospective cohort study included 69 mothers and 69 neonates diagnosed with arterial ischemic stroke.
- Lipoprotein (a) levels were measured in mothers and their affected children.
Main Results:
- Increased Lp(a) levels were observed in 38% of mothers and 22% of children, exceeding general population rates.
- A significant correlation was found between maternal and infant Lp(a) levels (p < 0.0001).
- Elevated maternal Lp(a) was linked to lower birth weight (p = 0.027).
Conclusions:
- High maternal Lp(a) appears to be a risk factor for neonatal arterial ischemic stroke.
- Potential mechanisms may involve placental vascular dysfunction.
- Further research into the maternal-fetal Lp(a) connection in stroke etiology is warranted.
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