Andrew Klein

Doctor, anaesthetist and researcher with keen interest in iron and B12 treatment for pernicious anaemia, B12 and iron deficiency

[Association of Anaesthetists @Assoc_Anaes]

First up, we have the Sir Ivan Magill Memorial Medal for Excellence 🏅

Huge congratulations to @doctorandyk for receiving this lifetime honour for extraordinary impact.

@RoyalPapworth #WSM2026

[𝘈𝘯𝘢𝘦𝘴𝘵𝘩𝘦𝘴𝘪𝘢 @Anaes_Journal]

Congratulations to our EIC Matt Wiles, awarded the Featherstone Professorship and our previous EIC Andy Klein, awarded the Sir Ivan Magill Memorial Medal for Excellence at #WSM2026.

@STHJournalClub @doctorandyk

Photography credit to Rob Fleming @robjimfleming.bsky.social with thanks!

[𝘈𝘯𝘢𝘦𝘴𝘵𝘩𝘦𝘴𝘪𝘢 @Anaes_Journal]

Do you have a paper you want to write but aren’t sure whether it may be suitable for publication?

Our editors Ed, Lachie & Maryann, & our former EIC Andy Klein, are on the ground at #NSC25

Come and have a chat!

@EMARIANOMD
@LachieMiles
@MaryannCTurner

[Andrew Klein @doctorandyk]

Check out this great new book with an interesting chapter on cardiac anaesthesia! https://t.co/7LFHMR2xQW

[Andrew Klein @doctorandyk]

The excitement is building for the NOTACS trial presentation at #CCR25

[Andrew Klein @doctorandyk]

The countdown is on - UK ROX first then the one you’ve all been waiting for - NOTACS trial of nasal high-flow oxygen after cardiac surgery @RoyalPapworth

[Andrew Klein @doctorandyk]

Don’t miss the NOTACS study presentation tomorrow - nasal high-flow oxygen therapy after cardiac surgery #CCR25

[Andrew Klein @doctorandyk]

@TobyRichardsUEL Tomorrow - the NOTACS study!

[Andrew Klein @doctorandyk]

Calming music before the presentations start #CCR25

[Critical Care Reviews @CritCareReviews]

🚨 NOTACS TRIAL Results at #CCR25 🚨

📍 18 🇬🇧🇦🇺🇳🇿hospitals
👥 Up to 1,280 pts
🎯 High-flow nasal therapy vs standard oxygen after cardiac surgery
🩺 Days alive & at home by D90

🤔 Can HFNT enhance recovery after heart surgery?

📺 Free livestream!

🔗 https://t.co/rPNRJVjT0r

[Asad Naveed @dr_asadnaveed]

Choosing the right statistical test can be tricky. 

Some tests seem ideal but don’t fit all data types.

You don't have to worry anymore. 

 just use this chart to guide you: 🔽

[Andrew Klein @doctorandyk]

@CritCareReviews See you there - looking forward to sharing our data for the first time @RoyalPapworth

[Critical Care Reviews @CritCareReviews]

The fifth trial result for #CCR25 in Titanic Belfast in June is NOTACS

Nasal High-Flow Oxygen Therapy after Cardiac Surgery

Register at https://t.co/rPNRJVjT0r  

Critical Care Reviews Meeting 2025
The Best Critical Care Trials in the World

[@TRiCSIV_UK @TRiCSIV_UK]

🎉 Huge congratulations to @RoyalPapworth for randomising your 8th participant—Amazing work, team! 🙌 #TRICSIV hits an incredible milestone with 40 participants! 💪 @LeicesterCTU @gavinjamesmurph @doctorandyk @UnityHealthTO

[Cambridge United FC @CambridgeUtdFC]

Thanks to today's Match Sponsor, Cambridge Iron and B12! 🤝

[𝘈𝘯𝘢𝘦𝘴𝘵𝘩𝘦𝘴𝘪𝘢 @Anaes_Journal]

Association of Anaesthetists guidelines: the use of blood components and their alternatives 2024 https://t.co/LVfU0fZtdq #WSM2025

[𝘈𝘯𝘢𝘦𝘴𝘵𝘩𝘦𝘴𝘪𝘢 @Anaes_Journal]

What doses of tranexamic acid should be given in different clinical settings? #WSM2025

@DocAShah @doctorandyk @dremmaj_icu @sumitdas41 @Anaes_Residents @Assoc_Anaes @Rachel42863647 @anna_sharrock @DataDrivenBTRU @SimonStanworth @NHSBT

https://t.co/FUNKh4KD6I

[@TRiCSIV_UK @TRiCSIV_UK]

Big applause to @RoyalPapworth for randomising your 7th participant! 👏 Incredible teamwork making it happen—keep up the great work! 💪🎉 @LeicesterCTU @gavinjamesmurph @doctorandyk

[𝘈𝘯𝘢𝘦𝘴𝘵𝘩𝘦𝘴𝘪𝘢 @Anaes_Journal]

Non-anaemic iron deficiency: good news, bad news or no news at all?

Klein concludes "we need bigger prospective studies with more patients undergoing different surgical procedures and studying different outcomes".

@doctorandyk

https://t.co/yu43kh5Nx5

[Andrew Klein @doctorandyk]

https://t.co/9fBq7GjmCe
We need more studies to look at iron deficiency before and after surgery….