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Abstract #2044

Young Adults Born with Very Low Birth Weight Demonstrate Widespread White Matter Abnormalities on Brain DTI

Live Eikenes1, Jon Skranes2, Ann-Mari Brubakk2, Asta Hberg3

1Department of circulation and medical imaging, Norwegian University of Science and Technology, Trondheim, Norway; 2Department of Laboratory Medicine, Children's and Women's Health, Norwegian University of Science and Technology, Trondheim, Norway; 3Department of Neuroscience, Norwegian University of Science and Technology, Trondheim, Norway


Preterm birth with very low birth weight (VLBW, ≤ 1500 g) is associated with reduced white matter integrity and connectivity in childhood and adolescence. These changes in white matter are correlated to motor, sensory and neuropsychological impairments. This study demonstrates that preterm birth with VLBW results in significant and long-term irreversible changes in white matter microstructure that may interfere with neuropsychological functioning. Lower birth weight and perinatal problems requiring prolonged treatment on mechanical ventilator and/or intensive care have permanent negative effects on white matter integrity.