Category: Learning

Methaemoglobinaemia

Q: Why are Smurf’s Blue? 

A: Methaemoglobin (MetHb) of course!

MetHb is produced by oxidisation of the Iron in Haemoglobin (Hb) from Fe2+ to Fe3+

Fe3+ prevents Hb carrying oxygen (thus produces symptoms of hypoxia)

Often due to chemical ingestion, but may also be genetic

Treated with Methyl Blue & supportive measures

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Hypernatraemia

Hypernatraemia is a not a common presentation in ED, as intense thirst often prevents significant hypernatraemia in neurologically intact individuals. So… Mortality rates are high (20-70%) and the severity of hypernatraemia has been shown be an independent predictor of mortality.

However, there is little good data on hypernatremia to base guidance on, and definitions vary within the literature

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CPAP Set-Up

NIPPV 3 machines are used throughout the trust to deliver NIV and CPAP – and should be commenced in ED if transfer to ward/ICU is adding significant delay

  • NIV/CPAP  is an Aerosol Generating Proceedure (AGP)
    • Staff must wear full APG PPE
    • In Side room with a door
    • Door Marked with APG sign – HERE
  • CPAP/EPAP levels of 8-15cmH2O

This video demonstrates how to set up CPAP on the NIPPV 3

 

Rash/Derm Guide

Guide Taken from the Primary Care Dermatology Society(PCDS) other good sourse is DermnetNZ.

A relatively easy way to find out what you’re looking at!

Rash – Apearance
Rash – Site
Lesions
Skin Conditions (DermnetNZ – a bit clunckier)