Reye's syndrome is a metabolic disorder associated with fatty deposits in the liver and impaired production of urea through the ornithine cycle, causing encephalopathy. Figure 7-7 depicts the ornithine cycle. Reye's syndrome is more frequently associated with viral disease of children, especially when treated with medications such as salicylates. When plasma ammonia levels exceed five times the normal level, Reyes's syndrome is often fatal. Elevation of hepatic enzymes such as AST and ALT is also associated with Reye's syndrome.19-21 The common methodology for testing ammonia is found in Test Methodology 7-9.
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A Beginner's Guide to Healthy Pregnancy. If you suspect, or know, that you are pregnant, we ho pe you have already visited your doctor. Presuming that you have confirmed your suspicions and that this is your first child, or that you wish to take better care of yourself d uring pregnancy than you did during your other pregnancies; you have come to the right place.