A -post collection

Deriving Allergy Substance Category from Recursive SNOMED Calls

As part of some work on recording Adverse Reaction Risks, we took the opportunity to look at binding SNOMED CT into the service. We approached the problem is a very linear way: we need a list of "stuff" that could cause a patient to have an allergic or intolerant reaction. There are a myriad of different term sets available, and SNOMED CT itself has its own. However, by combining a substance with the allergic response you are potentially overly constraining the number of options available to an application. My theory was to record the allergic process separately from the causative agent, and this was backed up by some sterling work by colleagues in the office on patient discharge data. The standard list that SNOMED

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