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Greg Bryson

@glbryson.bsky.social
771 followers 181 following 794 posts

Anesthesia | Perioperative Medicine | Research Run when I can | Bike and walk when I can’t Professor, uOttawa Anesthesiology and Pain Medicine Will give any anesthetic that keeps my ass in a chair. #AnSky #YouCanDoLess

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Greg Bryson @glbryson.bsky.social · 30/09/2026
September 30th is Canada’s National Day for Truth and Reconcilation
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Greg Bryson @glbryson.bsky.social · 23/08/2026
No Canadian wants to be here. But since the Trump administration has put us here, we’ll go full Gordie … Midterms are coming.
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Greg Bryson @glbryson.bsky.social · 16/08/2026
And you may ask yourself, "Well, how did I get here?"
A cantaloupe abandoned among a display of adult absorbent briefs.
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Greg Bryson @glbryson.bsky.social · 31/07/2026
A biking route app I use now has a feature that identifies active wildfires, air quality, and wind direction. But do tell me more about how climate change is a hoax.
Screen grab showing the new Ride with GPS Wildfires layer.
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Greg Bryson @glbryson.bsky.social · 26/07/2026
Pioneers did a lot of that.
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Greg Bryson @glbryson.bsky.social · 20/07/2026
Scully knows she’s not allowed on the couch. She doesn’t care.
Scully the Lab curled up on a couch she’s not allowed on. Dog hair, don’t care.
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Greg Bryson @glbryson.bsky.social · 20/07/2026
I mean … really?!?
Ronaldinho - Madonna - Ronaldo in the World Cup halftime show. 
No one knows why.
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Greg Bryson @glbryson.bsky.social · 12/07/2026
Unsure if this is good or bad news given that this was reposted by @rnaguru.bsky.social, the guy who analyzes Ottawa’s wastewater for COVID, influenza, monkeypox, etc.
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Greg Bryson @glbryson.bsky.social · 05/07/2026
Then there’s Haaland in Norway’s team pic.
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Greg Bryson @glbryson.bsky.social · 02/07/2026
If you want to learn about digital rights management and develop the urge to tax tech companies back to the Pleistocene …
Cover of “Enshittification. Why Everything Suddenly Got Worse and What to Do About It” by Cory Doctorow
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Greg Bryson @glbryson.bsky.social · 02/07/2026
That “reducing the 10-30% mortality associated with critical care admission” didn’t make the top-10 sounds a lot like Wald’s plane.
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Greg Bryson @glbryson.bsky.social · 21/06/2026
Happy Father’s Day
My father in Net for RCAF hockey team c1960
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Greg Bryson @glbryson.bsky.social · 12/06/2026
In Ottawa Hospital-affiliated sites (care team model) patients get sedation. Not much. But some. From our experience, selection bias works the other way. Sicker patients done in hospitals with anesthesia providers. Can’t speak for the rest of the province. Covariate adjustment detailed below.
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Greg Bryson @glbryson.bsky.social · 03/06/2026
Happy World Bicycle Day!
“Every time I see an adult on a bicycle, I no longer despair for the future of the human race.”
         - H. G. Wells
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Greg Bryson @glbryson.bsky.social · 25/05/2026
Happy Towel Day to all who celebrate.
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Greg Bryson @glbryson.bsky.social · 04/05/2026
May the 4th be with you
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Greg Bryson @glbryson.bsky.social · 30/03/2026
Cannot recommend this highly enough.
Poster for Project Hail Mary
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Greg Bryson @glbryson.bsky.social · 14/03/2026
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Greg Bryson @glbryson.bsky.social · 01/03/2026
"Absence of early benefit suggests that routine preincision, single-shot TAP blocks in this mixed surgical population provide little analgesia." journals.lww.com/anesthesiolo...
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Greg Bryson @glbryson.bsky.social · 27/02/2026
Post a pic you took, no context, to bring some zen to the feed.
Maple tree covered in hoar frost
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Greg Bryson @glbryson.bsky.social · 02/02/2026
Nice walk to work today.
View across Dow’s Lake, Ottawa.
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Greg Bryson @glbryson.bsky.social · 01/02/2026
I had a 20-something guy with +++ induction and maintenance requirements sit bolt upright and broadcast to a full PACU, "Whoa! I've done some crazy shit in my time but that was fahhhhbulous." Best part was he did it in the voice of Crush from Finding Nemo.
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Greg Bryson @glbryson.bsky.social · 01/02/2026
Our old green masks + cleaning solution smelled like Canadian Tire. Our new brightly coloured plastic ones? I dunno, maybe Lego.
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Greg Bryson @glbryson.bsky.social · 19/01/2026
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Greg Bryson @glbryson.bsky.social · 18/01/2026
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Greg Bryson @glbryson.bsky.social · 15/01/2026
Retirement plans.
Kaitlyn Hunt
I hold "office hours" every Tuesday at a local coffee shop, which means I sit on the couch and order drinks for 4-5 hours while various friends and acquaintances visit me to yap abt books and gossip.
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Greg Bryson @glbryson.bsky.social · 02/01/2026
No cheating, repost with the most recent photo of your pet.
Scully is concerned that Dear Spouse and Daughter have left the house without her.
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Greg Bryson @glbryson.bsky.social · 01/01/2026
From Wintering by Katherine May
The year will move on no matter what, but by paying attention to it, feeling its beat, and noticing the moments of transition-perhaps even taking time to think about what we want from the next phase in the year - we can get the measure of it.
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Greg Bryson @glbryson.bsky.social · 28/12/2025
The Calverley oxygen knob is a great example of human factors in medicine. Controls for nitrous oxide and air were not only different shapes but they were recessed relative to 02. All colour-coded, although US and ISO coding systems vary. Now it's screens 🙄 www.woodlibrarymuseum.org/museum/calve...
Calverley oxygen knob.02, N20, and air flowmeter controls on an older anesthetic machine.
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Greg Bryson @glbryson.bsky.social · 23/12/2025
Always thought of us as more Dudley than Snidely, but with the tariffs and 51st state nonsense I can twirl my moustache.
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Greg Bryson @glbryson.bsky.social · 06/12/2025
I associated our overdosing of rocuronium to the "aerosol preventing" intubations of the COVID era. In Boston, it seems it was sugammadex. Just for fun, ask a trainee or colleague for the ED95 of roc. journals.lww.com/anesthesiolo...
Interrupted time series plot showing marked increase in rocuronium dose following introduction of sugammadex.
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Greg Bryson @glbryson.bsky.social · 06/12/2025
On the morning of 1917-12-06 the Mont Blanc, a French ship laden with munitions, collided with the Imo in Halifax Harbour. The resulting explosion killed 1,782 and injured nearly 9000 more.
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Greg Bryson @glbryson.bsky.social · 06/12/2025
Je me souviens
Plaque at École Polytechnique commemorating the 14 women murdered on 1989-12-06.
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Greg Bryson @glbryson.bsky.social · 19/11/2025
My father was an aerospace engineer who was a contractor on the shuttle program. Udvar-Hazy took me right back to being a 7 yo flying model rockets with his Dad. Priceless.
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Greg Bryson @glbryson.bsky.social · 11/11/2025
“Short days ago We lived, felt dawn, saw sunset glow, Loved and were loved, and now we lie, In Flanders fields.”
Field of poppies against a setting sun.
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Greg Bryson @glbryson.bsky.social · 09/11/2025
Not sure I’m ready for this but it’s November in Canada. Can’t say it’s unexpected.
Light dusting of snow in my backyard. Cut leaf maple holding its colour.
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Greg Bryson @glbryson.bsky.social · 25/10/2025
Living her best life
Scully, our Labrador, folds herself into a cozy chair on a sunny Saturday morning.
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Greg Bryson @glbryson.bsky.social · 16/10/2025
Ketamine did, however, increase the incidence of side effects.
Table 2. Incidence of Adverse events from IMPAKT ERAS trial. Ketamine associated with ICU transfer OR 2.03, met early discharge milestones OR 0.68, debilitating hallucinations OR 2.69, debilitating dizziness OR 6.05.
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Greg Bryson @glbryson.bsky.social · 16/10/2025
Since 1846. Happy World Anesthesia Day.
William Morton demonstrates ether anaesthesia 16 October 1846 Boston, MA, USA
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Greg Bryson @glbryson.bsky.social · 13/10/2025
Much to be thankful for.
Thanksgiving Day colours along the multiuse path through Vincent Massey Park, Ottawa.
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Greg Bryson @glbryson.bsky.social · 27/09/2025
No better way to spend an afternoon.
Dear spouse riding the Prescott Russell Trail on a beautiful fall day.
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Greg Bryson @glbryson.bsky.social · 27/09/2025
Small effect size but interesting, especially the effect on bleeding - transfusion. Big cases first?
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Greg Bryson @glbryson.bsky.social · 21/09/2025
Today’s run.
Col By Drive looking south toward the Aberdeen Pavillion, Ottawa.
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Greg Bryson @glbryson.bsky.social · 21/08/2025
Retirement gets a little bit closer on a day like today.
Greg’s new bike overlooking the sunny Ottawa Valley from Champlain Lookout.
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Greg Bryson @glbryson.bsky.social · 08/08/2025
Canadian anesthesiologists doing their part at work. Canadians as a whole have some work to do.
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Greg Bryson @glbryson.bsky.social · 08/08/2025
Keep it up, Canada
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Greg Bryson @glbryson.bsky.social · 30/07/2025
Scully says hello
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Greg Bryson @glbryson.bsky.social · 26/07/2025
Scully has entered the chat.
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Greg Bryson @glbryson.bsky.social · 02/07/2025
I'll be 60 in a few weeks and it's not worth retraining at this point. I'm fortunate that I no longer take call and am in a group big and collegial enough to hand off cases outside my diminished skill set. But I'm not-so-quietly pissed off at what my work environment has done to my skills.
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Greg Bryson @glbryson.bsky.social · 29/06/2025
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