Category: Medical

Pulmonary Embolism – PE

PE is somehow both the most over and under diagnosed condition. with severity ranging from the questionable sub-segmental PE to the Massive PE (an indication for thrombolysis). So think:

  • Does this presentation sound like a PE? – If not STOP here
  • Pregnant?  – Click Here
  • Do you think this is likely a PE? (if so you can’t use PERC)
  • Does D-Dimer answer  your question? (whats the Wells)
  • Massive PE  – think Thrombolysis
  • Sub-Massive PE – there is lots of debate (involve seniors), locally needs 2 consultant sign off and not considered time critical.

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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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Emergency PEG/PEJ/RIG replacement

When a patients with a PEG/PEJ/RIG that has come out attends the ED its important that we can either replace it or insert an EN-Plug OR NG tube into the tract to maintain patentcy while being admitted (how to guide is below)

NG/Foley catheters must not be used to administer fluid or feed nor should the patient be sent home with it in-situ.

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Measles

Suspected/Confirmed patients should be ISOLATED & wear PPE 

Treating Staff – (should not be; non-immunised, pregnant or immunocompromised)

  • single-use, disposable gloves
  • single-use, disposable apron (or gown if extensive splashing or spraying, or performing an aerosol generating procedure (AGP))
  • FFP3 – respiratory protective equipment (RPE)
  • eye/face protection (goggles or visor)

Patient

  • Surgical face mask

Background

  • Measles is highly infectious – (4 day prior to and after rash appears) suspected patients should be isolated within the ED
  • Measles Immunisation – 1 dose 90% effective, 2 doses 95% effective
  • Measles is a notifiable disease
EM3

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