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White Matter Injury in the Premature Infant: A Comparison between Serial Cranial Sonographic and MR Findings at Term

Terrie E. Indera,b,d, Nigel J. Andersonc, Carole Spencerc, Scott Wellsc and Joseph J. Volped

a Murdoch Children’s Research Institute, Melbourne, Australia
b Howard Florey Institute, Melbourne, Australia
c Department of Radiology and NICU, Christchurch Hospital, New Zealand
d Department of Neurology, Children’s Hospital, Harvard Medical School, Boston



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FIG 1. Representative cranial sonograms.

A, Normal image, coronal view.

B, Flaring in the periventricular WM, coronal image.

C, Cystic PVL with a cystic abnormality in a region of a signal intensity abnormality, axial view.



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FIG 2. Representative sagittal T1-weighted MR images (3-mm sagittal T1; 550/12; FOV, 18 cm) in premature infants obtained at term.

A, Normal image.

B, Focal signal intensity abnormality (arrow).

C, Extensive signal intensity abnormality (arrow).

D, Cystic change (arrow).