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Anesthesia Clinical Reference Group

Time: Tuesday, May 23, 2023 19:00 - 20:00 UTC / 20:00 - 21:00 UK / 15:00 - 16:00 ET

https://snomed.zoom.us/j/87459395410?pwd=S2dtTjBZZHlUNmMxWTdkVEcvNmwvdz09

Or Telephone:

+1 646 518 9805 (US Toll)
+44 203 481 5237 (GB Toll)
+1 587 328 1099 (CA Toll)

International numbers available: https://snomed.zoom.us/u/avs0qL3Fx

Recording (GoogleDrive)



ItemDescriptionOwnerNotes
1Introductions and Apologies


2

Matters arising from the previous meeting notes

2023-04-04 Anesthesia CRG London F2F Meeting


3SNOMED Update
Weds Oct 25 - Fri Oct 27
4Local Anesthetic question

Longstanding question regarding local anesthetic

Request is to inactivate 265778005 |Local anesthetic nerve block (procedure)| as duplicate of 56333001 |Nerve block (procedure)|

Reference

https://pubmed.ncbi.nlm.nih.gov/35305154/ "The obturator nerve branches into the obturator canal; therefore, local anesthetic spread into the obturator canal predicts the success of the obturator nerve block (ONB)" This paper discusses a nerve block, and clearly assumes it uses a local anesthetic.

https://www.radiologyinfo.org/en/info/nerveblock#:~:text=A%20nerve%20block%20is%20an%20anesthetic%20and%2For%20anti%2Dinflammatory,decrease%20inflammation%20in%20that%20area. "A nerve block is an anesthetic and/or anti-inflammatory injection targeted toward a certain nerve or group of nerves to treat pain. The purpose of the injection is to "turn off" a pain signal coming from a specific location in the body or to decrease inflammation in that area"

This site explains a nerve block as an injection to turn off a pain signal from a specific location in the body. Indeed, how could the effect of blocking a particular nerve not be local, or localized anyway? Obviously the effect can be (quite a bit) downstream, but it's not going to be generic the way an aspirin is. Third piece of evidence: run the ECL query < 265778005 |Local anesthetic nerve block (procedure)| and you find dozens of concepts without local in the FSN, e.g. 764912007 |Obturator nerve block using fluoroscopic guidance (procedure)|. If there is a clear difference, then the modelling is inconsistent.

See also:

5Work Plan and Outreach (e.g. to SCATA and RCoA)
  • Agree targeted outreach (see 23/04 notes for list of potential organisations)
  • Facilitated discussion to agree focus of workplan




 5

Dates of next meeting

Tuesday July 25, 2023