In this issue of the Journal, Selzer et al. (pages 4550)describe the unexpected neurologic deterioration and death ofan infant boy who had been anesthetized twice within a shorttime with the widely used anesthetic nitrous oxide. Postmortemstudies of his cultured fibroblasts established a diagnosisof 5,10-methylenetetrahydrofolate reductase (MTHFR) deficiency,an inherited defect in folate metabolism. The severe form ofdeficiency seen in this patient occurs only rarely. The authorsmention that patients with mild abnormalities of the folatecycle as well as those with severe abnormalities are likelyto be exposed to nitrous oxide during their lifetime, . . . [Full Text of this Article]
Source Information
From the Departments of Pediatrics and Medicine, School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, N.Y.
Bernard, G. R.
(2003). Corticosteroids: The "Terminator" of All Untreatable Serious Pulmonary Illness. Am. J. Respir. Crit. Care Med.
168: 1409-1410
[Full Text]
Burman, J. F., Kaufman, J. L., Hogan, K., Erbe, R. W.
(2003). Nitrous Oxide and 5,10-Methylenetetrahydrofolate Reductase. NEJM
349: 1479-1480
[Full Text]