Emergency Central is a collection of disease, drug, and test information including 5-Minute Emergency Medicine Consult, Davis’s Drug, McGraw-Hill Medical’s Diagnosaurus®, Pocket Guide to Diagnostic Tests, and MEDLINE Journals created for emergency medicine professionals. Explore these free sample topics:
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Ammonia, plasma (NH3)
Place specimen on ice immediately. Separate plasma from cells ASAP or within 2 hrs. Analyze immediately, or freeze for storage or shipment.