American Journal of Neuroradiology 2008;29:828.
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American Journal of Neuroradiology
DOI 10.3174/ajnr.A0966
PEDIATRICS
Substantia Nigra MR Imaging Signal Changes and Cardiomyopathy Following Prenatal Exposure to Cocaine and Heroin
From the Departments of Diagnostic Radiology (R.A., C.J.) and Neuroradiology (B.N.), Northeastern Ohio Universities College of Medicine-Canton Affiliated Hospitals, Canton, Ohio; and the Department of Pediatric Radiology (G.G.), Akron Children's Hospital, Akron, Ohio.
Please address correspondence to Ryan Arnold, MD, Department of Diagnostic Radiology, Northeastern Ohio Universities College of Medicine-Canton Affiliated Hospitals, 2600 Sixth St SW, Canton, OH 44710; e-mail: ryanradiology{at}gmail.com
SUMMARY: Exposure to cocaine in utero results in behavioral and neurodevelopmental abnormalities that persist into adulthood. Conventional MR imaging has generally failed to reveal the expected structural lesions to explain these clinical findings. We report a case of focal MR imaging signal-intensity changes in the substantia nigra, locus ceruleus, and other selected nerve tracts and nuclei in a child exposed prenatally to cocaine and other drugs. The patient also had dilated cardiomyopathy.